Glossary Letter D

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D AMPS - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

D-AMPS - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

D-AMPS (Digital-Advanced Mobile Phone Service) - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

D-channel - In the Integrated Services Digital Network (ISDN), the D-channel is the channel that carries control and signalling information.

D2D2C - D2D2C (disk-to-disk-to-cloud) is an approach to hybrid cloud backup that involves using local storage for staging data that will eventually be sent to a third-part cloud storage service provider.

D2D2C (disk-to-disk-to-cloud) - D2D2C (disk-to-disk-to-cloud) is an approach to hybrid cloud backup that involves using local storage for staging data that will eventually be sent to a third-part cloud storage service provider.

D2D2T - Disk-to-disk-to-tape (D2D2T) is an approach to computer storage backup and archiving in which data is initially copied to backup storage on a disk and then later on copied again to tape.

d3.js (data-driven documents) - D3.js (data-driven documents) is a library of JavaScript code that enables users to input their own data into prebuilt visualizations.

DA - Data analytics (DA) is the science of examining raw data with the purpose of drawing conclusions about that information.

DAA - A Data Access Arrangement (DAA) is an electronic interface within a computer and its modem to a public telephone line.

DaaS - Desktop as a service (DaaS) is a cloud computing offering in which a third party hosts the back end of a virtual desktop infrastructure (VDI) deployment.

DAB - .

DAC - Digital-to-analog conversion is a process in which signals having a few (usually two) defined levels or states (digital) are converted into signals having a theoretically infinite number of states (analog).

daemon - A daemon (pronounced DEE-muhn) is a program that runs continuously and exists for the purpose of handling periodic service requests that a computer system expects to receive.

DAFS - Direct Access File System (DAFS) is a network file system, similar to Network File System (NFS) and Common Internet File System (CIFS), that allows applications to transfer data while bypassing operating system control, buffering, and network protocol operations that can bottleneck throughput.

daily build and smoke test - Smoke testing, also called build verification testing or build acceptance testing, is nonexhaustive software analysis that ascertains that the most crucial functions of a program work but does not delve into finer details.

daily stand-up meeting - A daily stand-up meeting is a short organizational meeting that is held early each day.

daisy chain - A daisy chain is an interconnection of computer devices, peripherals, or network nodes in series, one after another.

DAM - Database activity monitoring (DAM) systems monitor and record activity in a database and then generate alerts for anything unusual.

DAML (DARPA Agent Markup Language) - DAML (DARPA Agent Markup Language) is a markup language for the U.

DAMPS - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

DAO - DAO (Data Access Objects) is an application program interface (API) available with Microsoft's Visual Basic that lets a programmer request access to a Microsoft Access database.

DAO (Data Access Objects) - DAO (Data Access Objects) is an application program interface (API) available with Microsoft's Visual Basic that lets a programmer request access to a Microsoft Access database.

DARC - The Defense Acquisition Regulatory Council (DARC) is a group composed of representatives from each Military department, the Defense Logistics Agency, and the National Aeronautics and Space Administration.

dark data - Dark data is digital information that is not being used.

dark data center - A dark data center is a facility that is almost exclusively administered remotely, through lights-out management (LOM).

dark energy - Dark energy, also called quintessence, is a mysterious energy or force that has been postulated by astronomers and cosmologists to explain recent observations suggesting that the universe is expanding at an ever-increasing rate of speed.

dark energy (quintessence) - Dark energy, also called quintessence, is a mysterious energy or force that has been postulated by astronomers and cosmologists to explain recent observations suggesting that the universe is expanding at an ever-increasing rate of speed.

dark fiber - Dark fiber is optical fiber infrastructure (cabling and repeaters) that is currently in place but is not being used.

dark infrastructure - Dark infrastructure is undocumented but active software or services whose existence and function is unknown to system administrators -- despite the fact that it may be integral to the continued operation of documented infrastructure.

dark mode - Dark mode is a color scheme change for user interfaces (UI) on webpages, apps and programs that displays light text on a dark background for easier viewing.

dark pattern - Dark patterns are manipulative or deceptive design elements used in some web pages, popups and programs that include malware, freeware, shareware, freemium offerings and even fully paid software.

dark post - A dark post is an inexpensive sponsored message on a social media website that is not published to the sponsor page timeline and will not display in follower feeds organically.

dark social - Dark social is a term used by marketers and search engine optimization (SEO) specialists to describe website referrals that are difficult to track.

dark storage - Dark storage is allocated but unused storage capacity.

dark web (darknet) - The dark web, also referred to as the darknet, is an encrypted portion of the internet that is not indexed by search engines and requires specific configuration or authorization to access.

darknet - A darknet is a routed allocation of IP address space that is not discoverable by any usual means.

DARPA - DARPA (Defense Advanced Research Projects Agency) is the independent research branch of the U.

DARPA (Defense Advanced Research Projects Agency) - DARPA (Defense Advanced Research Projects Agency) is the independent research branch of the U.

DARPANET - DARPANET (or DARPANet) is a term sometimes used for the ARPANET, the early network from which today's Internet evolved.

Darwin - Darwin is the basic "core" of OS X, the operating system for Apple's Macintosh, and combines two well-known programs, the Mach kernel and FreeBSD, in a strategic move by Apple to make its future operating systems based on and available to others as open source code.

DAS - Direct-attached storage (DAS) is computer storage that is connected to one computer and not accessible to other computers.

DAS - A distributed antenna system (DAS) is a way to deal with isolated spots of poor coverage inside a large building by installing a network of relatively small antennas throughout the building to serve as repeaters.

DASD - Direct access storage device (DASD, pronounced DAZ-dee), is a general term for magnetic disk storage devices.

DASD (direct access storage device) - Direct access storage device (DASD, pronounced DAZ-dee), is a general term for magnetic disk storage devices.

dashboard - In information technology, a dashboard is a user interface that, somewhat resembling an automobile's dashboard, organizes and presents information in a way that is easy to read.

dashboards - Data visualization is a graphical representation of numerical data.

DAT - DAT (Digital Audio Tape) is a standard medium and technology for the digitalrecording of audioon tape at a professional level of quality.

DAT (Digital Audio Tape) - DAT (Digital Audio Tape) is a standard medium and technology for the digitalrecording of audioon tape at a professional level of quality.

DAT USB drive - A DAT USB drive is a tape drive with digital audio tape (DAT) that can be plugged into a Universal Serial Bus (USB) connection as a simple and relatively low-cost way to back up data routinely, especially on servers.

DAT USB tape drive - A DAT USB drive is a tape drive with digital audio tape (DAT) that can be plugged into a Universal Serial Bus (USB) connection as a simple and relatively low-cost way to back up data routinely, especially on servers.

data - In computing, data is information that has been translated into a form that is efficient for movement or processing.

data abstraction - Data abstraction is the reduction of a particular body of data to a simplified representation of the whole.

Data Access Arrangement - A Data Access Arrangement (DAA) is an electronic interface within a computer and its modem to a public telephone line.

Data Access Arrangement (DAA) - A Data Access Arrangement (DAA) is an electronic interface within a computer and its modem to a public telephone line.

Data Access Objects - DAO (Data Access Objects) is an application program interface (API) available with Microsoft's Visual Basic that lets a programmer request access to a Microsoft Access database.

data access rights - A data access right (DAR) is a permission that has been granted that allows a person or computer program to locate and read digital information at rest.

data activation - Data activation is a marketing approach that uses consumer information and data analytics to help companies gain real-time insight into target audience behavior and plan for future marketing initiatives.

data aggregation - Data aggregation is any process whereby data is gathered and expressed in a summary form.

data analysis - Data mining is the process of sorting through large data sets to identify patterns and establish relationships to solve problems through data analysis.

data analytics - Data analytics (DA) is the science of examining raw data with the purpose of drawing conclusions about that information.

data analytics (DA) - Data analytics (DA) is the process of examining data sets in order to find trends and draw conclusions about the information they contain.

data anonymization - The purpose of data anonymization is to make its source untraceable.

data archiving - Data archiving migrates infrequently used data to low-cost, high-capacity archive storage for long-term retention.

data artist - A data artist is a business analytics (BA) specialist who creates graphs, charts, infographics and other visual tools that help people understand complex data.

Data as a Service (DaaS) - Data as a Service (DaaS) is an information provision and distribution model in which data files (including text, images, sounds, and videos) are made available to customers over a network, typically the Internet.

data at rest - Data at rest is a term that is sometimes used to refer to all data in computer storage while excluding data that is traversing a network or temporarily residing in computer memory to be read or updated.

data availability - Data availability is a term used by some computer storage manufacturers and storage service providers (SSPs) to describe products and services that ensure that data continues to be available at a required level of performance in situations ranging from normal through "disastrous.

data backup software - Backup software makes a duplicate copy of data to protect it and enable recovery if the data is lost or corrupted due to equipment failure or some other catastrophic event.

data binding - Data binding is a process that allows an Internet user to manipulate Web page elements using a Web browser.

data breach - A data breach is a cyber attack in which sensitive, confidential or otherwise protected data has been accessed and/or disclosed in an unauthorized fashion.

data breach response plan - A data breach response plan is a course of action intended to reduce the risk of unauthorized data access and to mitigate the damage caused if a breach does occur.

data broker (information broker) - A data broker, also called an information broker or information reseller, is a business that collects personal information about consumers and sells that information to other organizations.

data cap (broadband cap) - A data cap is a specific amount of mobile data that a user account can access for a given amount of money, usually specified per month.

data catalog - A data catalog is a metadata management tool designed to help organizations find and manage large amounts of data – including tables, files and databases – stored in their ERP, human resources, finance and e-commerce systems as well as other sources like social media feeds.

data categorization - Data classification is the process of organizing data into categories for its most effective and efficient use.

data center - A data center (or datacenter) is a facility composed of networked computers and storage that businesses and other organizations use to organize, process, store and disseminate large amounts of data.

data center administrator (DCA) - A data center administrator monitors systems, installs equipment and cabling, and participates in change processes and everyday procedures that support information technology.

data center as a service - A data center as a service (DCaaS) provider will supply turnkey physical data center facilities and computing infrastructure (e.

data center as a service (DCaaS) - A data center as a service (DCaaS) provider will supply turnkey physical data center facilities and computing infrastructure (e.

data center bridging - DCB is a suite of IEEE standards designed to enable lossless transport over Ethernet and a converged network for all data center applications.

data center bridging (DCB) - DCB is a suite of IEEE standards designed to enable lossless transport over Ethernet and a converged network for all data center applications.

data center capacity planning - Data center capacity planning ensures that an IT organization has enough facility space, power and computing resources to support average and peak workloads.

Data center career path: Fast Guide - Data centers offer competitive salaries, enjoyable work and diverse opportunities for workers in the tech sector whether you want to become an entry-level data center technician or have the necessary skills to become a data center architect.

data center chiller - A data center chiller is a cooling system used in a data center to remove heat from one element and deposit it into another element.

data center evaporative cooling - Evaporative cooling, also known as swamp cooling, is a strategy for cooling air that takes advantage of the drop in temperature that occurs when water that's exposed to moving air begins to change to gas.

data center evaporative cooling (swamp cooling) - Evaporative cooling, also known as swamp cooling, is a strategy for cooling air that takes advantage of the drop in temperature that occurs when water that's exposed to moving air begins to change to gas.

data center in a box - A data center in a box, also called a containerized or modular data center, is a self-contained computing facility that is manufactured in a factory and shipped to a location.

data center infrastructure efficiency - Data Center Infrastructure Efficiency (DCiE) is a metric used to determine the energy efficiency of a data center.

Data Center Infrastructure Efficiency (DCiE) - Data Center Infrastructure Efficiency (DCiE) is a metric used to determine the energy efficiency of a data center.

data center infrastructure management - Data center infrastructure management (DCIM) is the convergence of IT and data center facilities functions within an organization.

data center infrastructure management (DCIM) - Data center infrastructure management (DCIM) is the convergence of IT and data center facilities functions within an organization.

data center interconnect (DCI) - Data center interconnect (DCI) is a segment of the networking market that focuses on the technology used to link two or more data centers so the facilities can share resources.

Data Center Learning Guides - We've gathered a collection of our learning guides and tutorials on data centers.

Data Center Markup Language - DCML (Data Center Markup Language), based on Extensible Markup Language (XML), is a data format and model for exchanging information that describes a data center environment.

data center migration plan - A data center migration plan is a strategy created by an organization to migrate a data center with minimal downtime.

data center outsourcing (DCO) - DCO (data center outsourcing) is the practice of outsourcing the day-to-day provisioning and management of computing and storage resources and environments to a third party provider.

Data Center Quizzes - We've gathered a collection of our quizzes to test your data center knowledge.

data center resiliency - Data center resiliency is the ability of a server, network, storage system, or an entire data center, to continue operating even when there has been an equipment failure, power outage or other disruption.

data center services - Data center services is a collective term for all the supporting components necessary to the proper operation of data center.

data citizen - A data citizen is an employee who relies on data to make decisions and perform job responsibilities.

data classification - Data classification is the process of organizing data into categories that make it is easy to retrieve, sort and store for future use.

data cleansing - Data scrubbing, also called data cleansing, is the process of cleaning up data in a database that is incorrect, incomplete, or duplicated.

data co-op - A data co-op is a group organized for sharing pooled data from online consumers between two or more companies.

data collection - Data collection is the systematic approach to gathering and measuring information from a variety of sources to get a complete and accurate picture of an area of interest.

Data Communication Equipment - In network computing, DCE (Distributed Computing Environment) is an industry-standard software technology for setting up and managing computing and data exchange in a system of distributed computers.

data compression - Data compression is a reduction in the number of bits needed to represent data.

data confabulation - Data confabulation is a business intelligence term for the selective and possibly misleading use of data to support a decision that has already been made.

data context - Data context is the network of connections among data points.

data corruption - Data corruption is the deterioration of computer data as a result of some external agent.

data curation - Data curation is the management of data throughout its lifecycle, from creation and initial storage to the time when it is archived for posterity or becomes obsolete and is deleted.

data currency (data as currency) - Data currency is monetary value assigned to data so that it can be used as the unit of exchange in a transaction either as the sole payment or in combination with money.

data decryption IC - A data encryption/decryption IC is a specialized integrated circuit (IC) that can encrypt outgoing data and decrypt incoming data.

Data Decryption Integrated Circuits - A data encryption/decryption IC is a specialized integrated circuit (IC) that can encrypt outgoing data and decrypt incoming data.

data deduplication - Deduplication retains one unique data instance to reduce storage and bandwidth consumed by remote backups, replication and disaster recovery.

data deduplication - Data deduplication -- often called intelligent compression or single-instance storage -- is a process that eliminates redundant copies of data and reduces storage overhead.

data deduplication hardware - Data deduplication hardware is a storage product that eliminates redundant copies of data and retains one instance to be stored.

data deduplication ratio - To calculate the deduplication ratio, divide the capacity of backed up data before duplicates are removed by the actual capacity used once the backup is complete.

Data Definition Language - Data Definition Language (DDL) is a standard for commands that define the different structures in a database.

Data Definition Language (DDL) - Data Definition Language (DDL) is a standard for commands that define the different structures in a database.

data democratization - Data democratization is the ability for information in a digital format to be accessible to the average end user.

data destruction - Data destruction is the process of destroying data stored on tapes, hard disks and other forms of electronic media so that it is completely unreadable and cannot be accessed or used for unauthorized purposes.

data dictionary - A data dictionary is a collection of descriptions of the data objects or items in a data model for the benefit of programmers and others who need to refer to them.

data discovery platform - A data discovery platform is a complete set of tools for the purpose of detecting patterns, and those outlier results outside of patterns, in data.

data discrimination (data censorship) - Data discrimination, also called discrimination by algorithm, is bias that occurs when predefined data types or data sources are intentionally or unintentionally treated differently than others.

data dredging - Data dredging, sometimes referred to as data fishing is a data mining practice in which large volumes of data are searched to find any possible relationships between data.

data dredging (data fishing) - Data dredging, sometimes referred to as data fishing is a data mining practice in which large volumes of data are searched to find any possible relationships between data.

Data Dynamics StorageX - Data Dynamics StorageX is a software suite that specializes in data migration and Microsoft Distributed File System management.

data encryption IC - A data encryption/decryption IC is a specialized integrated circuit (IC) that can encrypt outgoing data and decrypt incoming data.

Data Encryption Standard - The Data Encryption Standard (DES) is an outdated symmetric-key method of data encryption.

Data Encryption Standard (DES) - The Data Encryption Standard (DES) is an outdated symmetric-key method of data encryption.

data encryption/decryption IC - A data encryption/decryption IC is a specialized integrated circuit (IC) that can encrypt outgoing data and decrypt incoming data.

data engineer - A data engineer is an IT worker whose primary job is to prepare data for analytical or operational uses.

data exfiltration - Data exfiltration, also called data extrusion, is the unauthorized transfer of data from a computer.

data exfiltration (data extrusion) - Data exfiltration, also called data extrusion, is the unauthorized transfer of data from a computer.

data exhaust - Data exhaust is a byproduct of user actions online and consists of the various files generated by web browsers and their plug-ins such as cookies, log files, temporary internet files and and .

data exploration - Data exploration is the first step in data analysis and typically involves summarizing the main characteristics of a data set, including its size, accuracy, initial patterns in the data and other attributes.

data extrusion - Data exfiltration, also called data extrusion, is the unauthorized transfer of data from a computer.

data federation services - Data federation software is programming that provides an organization with the ability to collect data from disparate sources and aggregate it in a virtual database where it can be used for business intelligence (BI) or other analysis.

data federation software - Data federation software is programming that provides an organization with the ability to collect data from disparate sources and aggregate it in a virtual database where it can be used for business intelligence (BI) or other analysis.

data federation technology - Data federation software is programming that provides an organization with the ability to collect data from disparate sources and aggregate it in a virtual database where it can be used for business intelligence (BI) or other analysis.

data feed - A data feed is an ongoing stream of structured data that provides users with updates of current information from one or more sources.

data file - In data processing, using an office metaphor, a file is a related collection of records.

data fishing - Data dredging, sometimes referred to as data fishing is a data mining practice in which large volumes of data are searched to find any possible relationships between data.

data glove - A data glove is an interactive device, resembling a glove worn on the hand, which facilitates tactile sensing and fine-motion control in robotics and virtual reality.

data governance - Data governance (DG) is the overall management of the availability, usability, integrity and security of data used in an enterprise.

data governance policy - A data governance policy is a documented set of guidelines for ensuring that an organization's data and information assets are managed consistently and used properly.

data gravity - Data gravity is an attribute of data that is manifest in the way software and services are drawn to it relative to its mass (the amount of data).

data hiding - Data hiding is a characteristic of object-oriented programming.

data historian - A data historian is a software program that records the data created by processes running in a computer system.

data hygiene - Data hygiene is the collective processes conducted to ensure the cleanliness of data.

data in motion - Data in motion, also referred to as data in transit or data in flight, is digital information that is in the process of being transported between locations within or between computer systems.

data in use - Data in use is data that is currently being updated, processed, accessed and read by a system.

data ingestion - Data can be ingested in real time or in batches.

data integration - Customer data integration (CDI) is the process of defining, consolidating and managing customer information across an organization's business units and systems to achieve a "single version of the truth" for customer data.

data integration - Data integration is the process of combining data from multiple source systems to create unified sets of information for both operational and analytical uses.

data integrity - Data integrity is the assurance that digital information is uncorrupted and can only be accessed or modified by those authorized to do so.

data integrity - Data integrity is the assurance that digital information is uncorrupted and can only be accessed or modified by those authorized to do so.

data janitor (data wrangler) - A data janitor is an IT employee that cleans up big data sources to prepare them for data analysts and data scientists.

data journalism - Data journalism in an approach to writing for the public in which the journalist analyzes large data sets to identify potential news stories.

data key - In cryptography, a data key is a key (a variable value that is applied to a string or block of text to encrypt or decrypt it) that is used to encrypt or decrypt data only and is not used to encrypt or decrypt other keys, as some encryption formulas call for.

data labeling - Data labeling, in the context of machine learning, is the process of detecting and tagging data samples.

data lake - A data lake is a storage repository that holds a vast amount of raw data in its native format until it is needed.

data latency - Data latency is the time it takes for data packets to be stored or retrieved.

data life cycle - The data life cycle is the sequence of stages that a particular unit of data goes through from its initial generation or capture to its eventual archival and/or deletion at the end of its useful life.

data life cycle management - Data life cycle management (DLM) is a policy-based approach to managing the flow of an information system's data throughout its life cycle: from creation and initial storage to the time when it becomes obsolete and is deleted.

data life cycle management (DLM) - Data life cycle management (DLM) is a policy-based approach to managing the flow of an information system's data throughout its life cycle: from creation and initial storage to the time when it becomes obsolete and is deleted.

data lifecycle management - Data life cycle management (DLM) is a policy-based approach to managing the flow of an information system's data throughout its life cycle: from creation and initial storage to the time when it becomes obsolete and is deleted.

data lineage - Data lineage is the history of data, including where the data has traveled through-out the its existence within an organization.

data link control - DLC also is an abbreviation for digital loop carrier.

data link control (DLC) - DLC also is an abbreviation for digital loop carrier.

data literacy - Data literacy is the ability to derive information from data, just as literacy in general is the ability to derive information from the written word.

data loss - Data loss is the intentional or unintentional destruction of information, caused by people and or processes from within or outside of an organization.

data loss prevention - Data loss prevention (DLP) is a strategy for making sure that end users do not send sensitive or critical information outside of the corporate network.

data loss prevention (DLP) - Data loss prevention (DLP) -- sometimes referred to as data leak prevention, information loss prevention and extrusion prevention -- is a strategy for preventing individuals from accessing sensitive information who do not need it.

Data Management Learning Guides - We've gathered a collection of our learning guides and tutorials on data management.

data management platform (DMP) - A data management platform (DMP), also referred to as a unified data management platform (UDMP), is a centralized system for collecting and analyzing large sets of data originating from disparate sources.

Data Management Quizzes - We've gathered a collection of our quizzes to test your data management knowledge.

data management-as-a-service (DMaaS) - Data Management-as-a-Service (DMaaS) is a type of cloud service that provides protection, governance and intelligence across a company’s various data sources.

data marketplace (data market) - Data marketplaces typically offer various types of data for different markets and from different sources.

data mart - A data mart is a repository of data that is designed to serve a particular community of knowledge workers.

data mart (datamart) - A data mart is a repository of data that is designed to serve a particular community of knowledge workers.

data mashup - An enterprise mashup is the integration of heterogeneous digital data and applications from multiple sources for business purposes.

data masking - Data masking is a method of creating a structurally similar but inauthentic version of an organization's data that can be used for purposes such as software testing and user training.

data migration - Data migration is the process of transferring data between data storage systems, data formats or computer systems.

data miner - Data mining is the process of sorting through large data sets to identify patterns and establish relationships to solve problems through data analysis.

data mining - Data mining is the process of sorting through large data sets to identify patterns and establish relationships to solve problems through data analysis.

data modeling - Data modeling is the process of documenting a complex software system design as an easily understood diagram, using text and symbols to represent the way data needs to flow.

data monetization - Data monetization is the act of creating currency from corporate data.

Data Over Cable Service Interface Specifications - Now known as CableLabs Certified Cable Modems, DOCSIS (Data Over Cable Service Interface Specifications) is a standard interface for cable modems, the devices that handle incoming and outgoing data signals between a cable TV operator and a personal or business computer or television set.

Data Over Cable Systems Interface - Now known as CableLabs Certified Cable Modems, DOCSIS (Data Over Cable Service Interface Specifications) is a standard interface for cable modems, the devices that handle incoming and outgoing data signals between a cable TV operator and a personal or business computer or television set.

data pipeline - A data pipeline is a system that moves data from one (source) location to another (target) location, much like how an oil pipeline moves oil from one location to another.

data plan (mobile data plan) - Since the advent of the smartphone made mobile Internet possible, most carriers offer data plans at varying rates based on the amount of data transfer allowed before a data cap is imposed.

data plane (DP) - The data plane (sometimes known as the user plane, forwarding plane, carrier plane or bearer plane) is the part of a network that carries user traffic.

data point - A data point is a discrete unit of information.

data portability - Data portability is the ability to move data among different application programs, computing environments or cloud services.

data preparation - Data preparation is the process of gathering, combining, structuring and organizing data so it can be used in business intelligence (BI), analytics and data visualization applications.

data preprocessing - Data preprocessing describes any type of processing performed on raw data to prepare it for another processing procedure.

Data Privacy - Consumer privacy, also known as customer privacy, involves the handling and protection of sensitive personal information that individuals provide in the course of everyday transactions.

data privacy (information privacy) - Data privacy, also called information privacy, is the aspect of information technology (IT) that deals with the ability an organization or individual has to determine what data in a computer system can be shared with third parties.

data products - A data product is digital information that can be purchased.

data profiling - Data profiling is the process of examining, analyzing and reviewing data to collect statistics surrounding the quality and hygiene of the dataset.

Data Protection Bill 2017 - The Data Protection Bill 2017 is legislation that will replace the Data Protection Act of 1998.

data protection impact assessment (DPIA) - A data protection impact assessment (DPIA) is a process designed to help organizations determine how data processing systems, procedures or technologies affect individuals’ privacy and eliminate any risks that might violate compliance.

data protection management - Data protection management (DPM) is the administration of backup processes to ensure that tasks run on schedule, and that data is securely backed up and recoverable.

data protection management (DPM) - Data protection management (DPM) comprises the administration, monitoring and management of backup processes to ensure backup tasks run on schedule and data is securely backed up and recoverable.

data protection officer (DPO) - A data protection officer (DPO) is an enterprise security officer tasked with ensuring that data management is compliant with the European Union’s General Data Protection Regulations (GDPR).

data quality - Data quality is a measure of the condition of data based on factors such as accuracy, completeness, consistency, reliability and whether it's up to date.

data quality assurance - Data quality is a perception or an assessment of data's fitness to serve its purpose in a given context.

data rate - Definition: data transfer rate (DTR) is the amount of digital data that is moved from one place to another in a given time.

data recovery - Data recovery restores data that has been lost, accidentally deleted, corrupted or made inaccessible.

data recovery agent - A data recovery agent (DRA) is a Microsoft Windows user who has been granted the right to decrypt data that was encrypted by other users.

data recovery agent (DRA) - A data recovery agent (DRA) is a Microsoft Windows user who has been granted the right to decrypt data that was encrypted by other users.

data reduction - Data reduction is the process of reducing the amount of capacity required to store data.

data reduction in primary storage (DRIPS) - Data reduction in primary storage (DRIPS) is the application of capacity optimization techniques for data that is in active use.

data replication - A storage replication service is a managed service in which stored or archived data is duplicated in real time over a storage area network (SAN).

data replication - Data replication copies data from one location to another using a SAN, LAN or local WAN.

data repository - A knowledge warehouse is the component of an enterprise's knowledge management system where knowledge is developed, stored, organized, processed, and disseminated.

data residency - Data residency is a concept that refers to the physical location of information, as well as the local regulations imposed on that information based on where it resides.

data residency (data sovereignty) - Data residency is the physical location or locations of an organization's data and the area of storage management involved with issues specific to managing data in those particular locations.

data restore - Data restore is the process of copying backup data from secondary storage and restoring it to its original location or a new location.

data retention - Data retention, also called records retention, is the continued storage of an organization's data for compliance or business reasons.

data retention policy - A data retention policy dictates the types of data to be retained and the duration for which that data must be stored in accordance with operational or regulatory requirements.

data sampling - Data sampling is a statistical analysis technique used to select, manipulate and analyze a representative subset of data points to identify patterns and trends in the larger data set being examined.

data science as a service (DSaaS) - Data science as a service (DSaaS) is a form of outsourcing that involves the delivery of information gleaned from advanced analytics applications run by data scientists at an outside company to corporate clients for their business use.

data science platform - A data science platform is software that allows data scientists to uncover actionable insights from data and communicate those insights throughout an enterprise within a single environment.

data scientist - A data scientist is a professional responsible for collecting, analyzing and interpreting extremely large amounts of data.

data scrubbing - Data scrubbing, also called data cleansing, is the process of cleaning up data in a database that is incorrect, incomplete, or duplicated.

data scrubbing (data cleansing) - Data scrubbing, also called data cleansing, is the process of cleaning up data in a database that is incorrect, incomplete, or duplicated.

Data Security Council of India - The Data Security Council of India (DSCI) is a not-for-profit organization created to promote the country as a secure destination for information technology (IT) outsourcing.

Data Security Council of India (DSCI) - The Data Security Council of India (DSCI) is a not-for-profit organization created to promote the country as a secure destination for information technology (IT) outsourcing.

Data Service Unit - A CSU/DSU (Channel Service Unit/Data Service Unit) is a hardware device about the size of an external modem that converts a digital data frame from the communications technology used on a local area network (LAN) into a frame appropriate to a wide-area network (WAN) and vice versa.

data set - A data set is a collection of data that contains individual data units organized (formatted) in a specific way and accessed by one or more specific access methods based on the data set organization and data structure.

data shadow - A data shadow is the collective body of data that is automatically generated and recorded as we go about our lives rather than intentionally created.

data silo - A data silo exists when an organization's departments and systems cannot, or do not, communicate freely with one another and encourage the sharing of business-relevant data.

data smog - Data smog refers to the volume and velocity of data that is being created by devices connected to the Internet of Things.

data source name - A data source name (DSN) is a data structure that contains the information about a specific database that an Open Database Connectivity (ODBC) driver needs in order to connect to it.

data source name (DSN) - A data source name (DSN) is a data structure that contains the information about a specific database that an Open Database Connectivity (ODBC) driver needs in order to connect to it.

data source object (DSO) - A data source object (DSO) is a Microsoft ActiveX object embedded within a Web page.

data source object exploit - A data source object (DSO) exploit is a form of spyware that takes advantage of data binding to gain access to the hard drive of a computer connected to the Internet.

data sovereignty - Data sovereignty is the concept that information which has been converted and stored in binary digital form is subject to the laws of the country in which it is located.

Data Space Transfer Protocol - DSTP (Data Space Transfer Protocol) is a protocol that is used to index and retrieve data from a number of databases, files, and other data structures using a key that can find all the related data about a particular object across all of the data.

data splitting - Data splitting is an approach to protecting sensitive data from unauthorized access by encrypting the data and storing different portions of a file on different servers.

data stewardship - Data stewardship is the management and oversight of an organization's data assets to help provide business users with high-quality data that is easily accessible in a consistent manner.

data store - A data store is a repository for persistently storing collections of data, such as a database, a file system or a directory.

data storytelling - Data storytelling is the process of translating complex data analyses into layman's terms in order to influence a decision or action.

data streaming - Data streaming is the continuous transfer of data at a steady, high-speed rate.

data structures - A data structure is a specialized format for organizing, processing, retrieving and storing data.

data switch - An ABCD data switch is a small box that lets you hook up to four devices from one PC serial or parallel port on your computer.

Data Terminal Equipment - In computer data transmission, DTE (Data Terminal Equipment) is the RS-232C interface that a computer uses to exchange data with a modem or other serial device.

Data Transfer Project (DTP) - Data Transfer Project (DTP) is an open source initiative to facilitate customer-controlled data transfers between two online services.

data transfer rate - Definition: data transfer rate (DTR) is the amount of digital data that is moved from one place to another in a given time.

data transfer rate (DTR) - Data transfer rate (DTR) is the amount of digital data that is moved from one place to another in a given time.

data transfer throttling - Throttled data transfer, also known as data transfer throttling or lean data transfer, is the deliberate regulation of the data transfer rate in a communications system.

data transformation - Data transformation is the process of converting data from one format, such as a database file, XML document or Excel spreadsheet, into another.

data type - A data type, in programming, is a classification that specifies which type of value a variable has and what type of mathematical, relational or logical operations can be applied to it without causing an error.

data virtualization - Data virtualization is an umbrella term used to describe any approach to data management that allows an application to retrieve and manipulate data without needing to know any technical details about the data such as how it is formatted or where it is physically located.

data virtualization software - Data virtualization software is application programming that facilitates querying data distributed across multiple internal and/or external storage systems.

data virtualization technology - Data federation software is programming that provides an organization with the ability to collect data from disparate sources and aggregate it in a virtual database where it can be used for business intelligence (BI) or other analysis.

data visualization - Data visualization is a graphical representation of numerical data.

data visualization - Data visualization is the practice of translating information into a visual context, such as a map or graph, to make data easier for the human brain to understand and pull insights from.

data warehouse - A data warehouse is a federated repository for all the data collected by an enterprise's various operational systems, be they physical or logical.

data warehouse appliance - A data warehouse appliance is an all-in-one “black box” solution optimized for data warehousing.

data warehouse as a service (DWaaS) - Data warehousing as a service (DWaaS) is an outsourcing model in which a service provider configures and manages the hardware and software resources a data warehouse requires, and the customer provides the data and pays for the managed service.

data-driven decision management (DDDM) - Data-driven decision management (DDDM) is an approach to business governance that values actions that can be backed up with verifiable data.

data-driven disaster - A data-driven disaster is a serious problem caused by one or more ineffective data analysis processes.

data-driven marketing - Data-driven marketing is a strategy in which marketers use statistics and metrics to assess the effectiveness of marketing campaigns and help make better decisions about future campaigns.

Data-Link layer - The data link layer is the protocol layer in a program that handles the moving of data into and out of a physical link in a network.

database (DB) - A database is a collection of information that is organized so that it can be easily accessed, managed and updated.

database abstraction layer - A database abstraction layer is a simplified representation of a database in the form of a written description or a diagram.

database activity monitoring - Database activity monitoring (DAM) systems monitor and record activity in a database and then generate alerts for anything unusual.

database activity monitoring (DAM) - Database activity monitoring (DAM) systems monitor and record activity in a database and then generate alerts for anything unusual.

database administrator - A database administrator (DBA) directs or performs all activities related to maintaining a successful database environment.

database administrator (DBA) - A database administrator (DBA) is the information technician responsible for directing or performing all activities related to maintaining a successful database environment.

database as a service (DBaaS) - Database as a service (DBaaS) is a cloud computing managed service offering that provides access to a database without requiring the setup of physical hardware, the installation of software or the need to configure the database.

database automation - Database automation is the use of unattended processes and self-updating procedures for administrative tasks in a database.

database availability group (DAG) - A database availability group (DAG) is a high availability (HA) and data recovery feature of Exchange Server 2010.

database cursor - A cursor is the position indicator on a computer display screen where a user can enter text.

database management system - If the database is a file of information, then the DBMS is the file folders, the file labels and the file cabinet.

database management system (DBMS) - A database management system (DBMS) is system software for creating and managing databases.

database marketing - Database marketing is a systematic approach to the gathering, consolidation and processing of consumer data.

database normalization - Database normalization is intrinsic to most relational database schemes.

database of record (DBOR) - A database of record (DBOR) is a repository for centralized storage of information about objects or people.

Database Quizzes - We've gathered a collection of our quizzes on database-related topics.

database replication - Database replication is the frequent electronic copying of data from a database in one computer or server to a database in another -- so that all users share the same level of information.

database-agnostic - Database-agnostic is a term describing the capacity of software to function with any vendor’s database management system (DBMS).

Database: Glossary - This is a glossary of database-related terms.

DataBricks - DataBricks is an organization and big data processing platform founded by the creators of Apache Spark.

datacard - A datacard is any removable computer component, approximately the size of a credit card, that contains data, or that contains nonvolatile memory to which data can be written and from which data can be recovered.

DataCore - DataCore is a software-defined storage (SDS) company, as well as an early storage virtualization software vendor, in Fort Lauderdale, Fla.

DataCore SANsymphony-V - DataCore SANsymphony-V is a storage virtualization platform that pools capacity of heterogeneous storage hardware.

Datadog - Datadog is a monitoring and analytics tool for IT and DevOps teams that can be used to determine performance metrics as well as event monitoring for infrastructure and cloud services.

datagram - A datagram is, to quote the Internet's Request for Comments 1594, "a self-contained, independent entity of data carrying sufficient information to be routed from the source to the destination computer without reliance on earlier exchanges between this source and destination computer and the transporting network.

datamart - A data mart is a repository of data that is designed to serve a particular community of knowledge workers.

DataOps (data operations) - DataOps (data operations) is an Agile approach to designing, implementing and maintaining a distributed data architecture that will support a wide range of open source tools and frameworks in production.

Datera Inc. - Datera created Elastic Data Fabric, a block storage platform aimed at cloud service providers and enterprises that want to build a private cloud on premises.

Datto - Datto Inc. is a backup, recovery and business continuity vendor with headquarters in Norwalk, Conn.

daughter board - A daughterboard (or daughter board, daughter card, or daughtercard) is a circuit board that plugs into and extends the circuitry of another circuit board.

daughter card - A daughterboard (or daughter board, daughter card, or daughtercard) is a circuit board that plugs into and extends the circuitry of another circuit board.

daughterboard - A daughterboard (or daughter board, daughter card, or daughtercard) is a circuit board that plugs into and extends the circuitry of another circuit board.

daughterboard (or daughter board, daughter card, or daughtercard) - A daughterboard (or daughter board, daughter card, or daughtercard) is a circuit board that plugs into and extends the circuitry of another circuit board.

daughtercard - A daughterboard (or daughter board, daughter card, or daughtercard) is a circuit board that plugs into and extends the circuitry of another circuit board.

DAW - A digital audio workstation (DAW) is a computer that is specially equipped with a high-quality sound card and programming for editing and processing digital audio at a professional level.

Daylight Saving Time - Daylight Saving Time (DST) is the practice of turning the clock ahead as warmer weather approaches and back as it becomes colder again so that people will have one more hour of daylight in the afternoon and evening during the warmer season of the year.

Daylight Saving Time (DST) - Daylight Saving Time (DST) is the practice of turning the clock ahead as warmer weather approaches and back as it becomes colder again so that people will have one more hour of daylight in the afternoon and evening during the warmer season of the year.

Daylight Saving Time patch - A Daylight Saving Time patch is a modular piece of code created to update systems, devices and programs for compatibility with new start and end dates for Daylight Saving Time (DST) in the United States, Canada and Bermuda.

Daylight Savings Time - Daylight Saving Time (DST) is the practice of turning the clock ahead as warmer weather approaches and back as it becomes colder again so that people will have one more hour of daylight in the afternoon and evening during the warmer season of the year.

days inventory outstanding (DIO) - Days inventory outstanding (DOI) is the average number of days it takes for inventory to be sold.

days sales outstanding (DSO) - Days sales outstanding (DSO) is the measurement of the average number of days it takes a business to collect payments after a sale has been made.

dB - In electronics and communications, the decibel (abbreviated as dB, and also as db and DB) is a logarithmic expression of the ratio between two signal power, voltage, or current levels.

dB(a) - A-weighted decibels, abbreviated dBA, or dBa, or dB(a), are an expression of the relative loudness of sounds in air as perceived by the human ear.

DB-15 - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-25 - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-50 - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-68 - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-9 - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-xx - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB-xx (DB-9, DB-15, DB-25, DB-50, DB-68) - DB-xx is the designation for a series of port connectors for attaching devices to computers.

DB2 - DB2 is a family of relational database management system (RDBMS) products from IBM that serve a number of different operating system platforms.

DBA - A database administrator (DBA) directs or performs all activities related to maintaining a successful database environment.

dBA - A-weighted decibels, abbreviated dBA, or dBa, or dB(a), are an expression of the relative loudness of sounds in air as perceived by the human ear.

dBc - dBc (decibels relative to carrier) is a measure of the strength of an instantaneous signal at radio frequency.

dBd - dBd (decibels related to dipole antenna) is a measure of the gain of an antenna system relative to a dipole antenna at radio frequency.

dBi - The expression dBi is used to define the gain of an antenna system relative to an isotropic radiator at radio frequencies.

dBm - The expression dBm is used to define signal strength in wires and cables at RF and AF frequencies.

DBMS - If the database is a file of information, then the DBMS is the file folders, the file labels and the file cabinet.

dBmV - dBmV (decibels relative to one millivolt) is a measure of the signal strength in wires and cables at RF and AF frequencies.

dBr - The expression dBr is used to define signal strength at RF and AF frequencies.

DBS - Direct broadcast satellite (DBS) refers to satellite television (TV) systems in which the subscribers, or end users, receive signals directly from geostationary satellites.

DBS - Demand-based switching (DBS) is a power-management technology developed by Intel in which the applied voltage and clock speed for a microprocessor are kept to the minimum necessary to allow optimum performance of required operations.

DC - DC (direct current) is the unidirectional flow or movement of electric charge carriers (which are usually electrons).

DC (direct current) - DC (direct current) is the unidirectional flow or movement of electric charge carriers (which are usually electrons).

DCaaS - A data center as a service (DCaaS) provider will supply turnkey physical data center facilities and computing infrastructure (e.

DCB - DCB is a suite of IEEE standards designed to enable lossless transport over Ethernet and a converged network for all data center applications.

DCE - In network computing, DCE (Distributed Computing Environment) is an industry-standard software technology for setting up and managing computing and data exchange in a system of distributed computers.

DCE (Distributed Computing Environment) - In network computing, DCE (Distributed Computing Environment) is an industry-standard software technology for setting up and managing computing and data exchange in a system of distributed computers.

DCIE - Data Center Infrastructure Efficiency (DCiE) is a metric used to determine the energy efficiency of a data center.

DCIM - Data center infrastructure management (DCIM) is the convergence of IT and data center facilities functions within an organization.

DCIT - DCIT (Digital Compression of Increased Transmission) is an approach to compressing information that compresses the entire transmission rather than just all or some part of the content.

DCIT (Digital Compression of Increased Transmission) - DCIT (Digital Compression of Increased Transmission) is an approach to compressing information that compresses the entire transmission rather than just all or some part of the content.

DCM - Dynamic case management (DCM) is the handling of case-based work through the use of technologies that automate and streamline aspects of each case.

DCMA - The Defense Contract Management Agency is the government agency that overseas administration of origin inspection contracts, dispatches quality assurance reports and audits/monitors subcontracting plans.

DCML - DCML (Data Center Markup Language), based on Extensible Markup Language (XML), is a data format and model for exchanging information that describes a data center environment.

DCML (Data Center Markup Language) - DCML (Data Center Markup Language), based on Extensible Markup Language (XML), is a data format and model for exchanging information that describes a data center environment.

DCOM - DCOM (Distributed Component Object Model) is a set of Microsoft concepts and program interfaces in which client program objects can request services from server program objects on other computers in a network.

DCOM (Distributed Component Object Model) - DCOM (Distributed Component Object Model) is a set of Microsoft concepts and program interfaces in which client program objects can request services from server program objects on other computers in a network.

DCPromo (Domain Controller Promoter) - DCPromo (Domain Controller Promoter) is a tool in Active Directory that installs and removes Active Directory Domain Services and promotes domain controllers.

DDBMS - A DDBMS (distributed database management system) is a centralized application that manages a distributed database as if it were all stored on the same computer.

DDBMS (distributed database management system) - A DDBMS (distributed database management system) is a centralized application that manages a distributed database as if it were all stored on the same computer.

DDCD - Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data).

DDE - In the Windows, OS/2, and (with third-party development kits) other operating systems, Dynamic Data Exchange (DDE) allows information to be shared or communicated between programs.

DDK - A driver development kit (DDK) is a set of programs and related files that are used to develop a new software or hardware driver or to update an existing legacy application driver for an operating system.

DDL - Data Definition Language (DDL) is a standard for commands that define the different structures in a database.

DDM - Direct digital marketing (DDM) is the electronic delivery of relevant communications to specific recipients.

DDM - Demand-driven manufacturing (DDM) is an approach to manufacturing where production is based on actual orders rather than forecasts.

DDoS - A distributed denial-of-service attack occurs when an attack originates from multiple computers or devices, usually from multiple different locations or networks.

DDoS attack - A distributed denial-of-service attack occurs when an attack originates from multiple computers or devices, usually from multiple different locations or networks.

DDR SDRAM - DDR SDRAM (double data rate SDRAM) is synchronous dynamic RAM (SDRAM) that can theoretically improve memory clock speed to at least 200 MHz*.

DDR SDRAM (double data rate SDRAM) - DDR SDRAM (double data rate SDRAM) is synchronous dynamic RAM (SDRAM) that can theoretically improve memory clock speed to at least 200 MHz*.

DDS - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

DDS-1 - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

DDS-2 - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

DDS-3 - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

DDS-4 - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

de anonymization - De-anonymization is a method used to detect the original data that was subjected to processes to make it impossible -- or at least harder -- to identify the personally identifiable information (PII).

de facto standard - A de facto standard is something that is used so widely that it is considered a standard for a given application although it has no official status.

de jure standard - A de jure standard is a technology, method or product that has been officially endorsed for a given application.

de-anonymization - De-anonymization is a method used to detect the original data that was subjected to processes to make it impossible -- or at least harder -- to identify the personally identifiable information (PII).

de-anonymization (deanonymization) - De-anonymization is a method used to detect the original data that was subjected to processes to make it impossible -- or at least harder -- to identify the personally identifiable information (PII).

de-perimeterisation - In network security, deperimeterization is a strategy for protecting a company's data on multiple levels by using encryption and dynamic data-level authentication.

de-perimeterization - In network security, deperimeterization is a strategy for protecting a company's data on multiple levels by using encryption and dynamic data-level authentication.

dead media - In 1995, science-fiction writer Bruce Sterling challenged a conference of computer artists and the world at large to help identify the extinct species in the new media taxonomy and face the fact that, for each new medium or technology that survives, dozens fall by the wayside.

dead pixel - A dead pixel is a picture element in which all three RGB sub-pixels are permanently turned off, which creates a black spot in the display.

dead zone (Wi-Fi dead zone) - A dead zone (Wi-Fi dead zone) is an area within a wireless LAN location where Wi-Fi does not function, typically due to radio interference or range issues.

deadlock - A deadlock is a situation in which two computer programs sharing the same resource are effectively preventing each other from accessing the resource, resulting in both programs ceasing to function.

deal registration - Deal registration is a common feature of vendors' channel partner programs in which a channel partner, such as a value-added reseller (VAR), informs the vendor about a sales lead.

deanonymization - De-anonymization is a method used to detect the original data that was subjected to processes to make it impossible -- or at least harder -- to identify the personally identifiable information (PII).

death by PowerPoint - Death by PowerPoint is a phenomenon caused by the poor use of presentation software.

Debian - Debian is a popular and freely-available computer operating system that uses the Linux kernel and other program components obtained from the GNU project.

Debian Linux - Debian is a popular and freely-available computer operating system that uses the Linux kernel and other program components obtained from the GNU project.

debounced - Bouncing is the tendency of any two metal contacts in an electronic device to generate multiple signals as the contacts close or open; debouncing is any kind of hardware device or software that ensures that only a single signal will be acted upon for a single opening or closing of a contact.

debouncing - Bouncing is the tendency of any two metal contacts in an electronic device to generate multiple signals as the contacts close or open; debouncing is any kind of hardware device or software that ensures that only a single signal will be acted upon for a single opening or closing of a contact.

debug - Debugging, in computer programming and engineering, is a multistep process that involves identifying a problem, isolating the source of the problem, and then either correcting the problem or determining a way to work around it.

debugger - Debugging, in computer programming and engineering, is a multistep process that involves identifying a problem, isolating the source of the problem, and then either correcting the problem or determining a way to work around it.

debugging - Debugging, in computer programming and engineering, is a multistep process that involves identifying a problem, isolating the source of the problem, and then either correcting the problem or determining a way to work around it.

DEC - Now part of Compaq, DEC (Digital Equipment Corporation) has long occupied a leading position in the mid-range computer, traditionally known as the minicomputer, the business computer platform that fits between the mainframe and the personal computer and serves small and medium-sized businesses with its VMS operating system.

DEC (Digital Equipment Corporation) - Now part of Compaq, DEC (Digital Equipment Corporation) has long occupied a leading position in the mid-range computer, traditionally known as the minicomputer, the business computer platform that fits between the mainframe and the personal computer and serves small and medium-sized businesses with its VMS operating system.

deception technology - Deception technology is a class of security tools and techniques designed to prevent an attacker who has already entered the network from doing damage.

decibel - In electronics and communications, the decibel (abbreviated as dB, and also as db and DB) is a logarithmic expression of the ratio between two signal power, voltage, or current levels.

decibels related to dipole antenna - dBd (decibels related to dipole antenna) is a measure of the gain of an antenna system relative to a dipole antenna at radio frequency.

decibels related to dipole antenna (dBd) - dBd (decibels related to dipole antenna) is a measure of the gain of an antenna system relative to a dipole antenna at radio frequency.

decibels relative to carrier - dBc (decibels relative to carrier) is a measure of the strength of an instantaneous signal at radio frequency.

decibels relative to carrier (dBc) - dBc (decibels relative to carrier) is a measure of the strength of an instantaneous signal at radio frequency.

decibels relative to isotropic radiator - The expression dBi is used to define the gain of an antenna system relative to an isotropic radiator at radio frequencies.

decibels relative to isotropic radiator (dBi) - The expression dBi is used to define the gain of an antenna system relative to an isotropic radiator at radio frequencies.

decibels relative to one millivolt - dBmV (decibels relative to one millivolt) is a measure of the signal strength in wires and cables at RF and AF frequencies.

decibels relative to one millivolt (dBmV) - dBmV (decibels relative to one millivolt) is a measure of the signal strength in wires and cables at RF and AF frequencies.

decibels relative to one milliwatt - The expression dBm is used to define signal strength in wires and cables at RF and AF frequencies.

decibels relative to one milliwatt (dBm) - The expression dBm is used to define signal strength in wires and cables at RF and AF frequencies.

decibels relative to reference level - The expression dBr is used to define signal strength at RF and AF frequencies.

decibels relative to reference level (dBr) - The expression dBr is used to define signal strength at RF and AF frequencies.

decimal - Decimal is a term that describes the base-10 number system, probably the most commonly used number system.

decipher - All three terms - decipher, decrypt, and decode - mean to convert ciphertext into the original, unencrypted plaintext.

decision fatigue - Decision fatigue is a state of reduced efficacy in decision making after an excessive number of decisions or a number of decisions with excessive options.

decision management - Decision management is a process or set of processes for prioritizing, improving and streamlining action items.

Decision Model and Notation (DMN) - Decision Model and Notation (DMN) is a formalized method of making and mapping out decisions through official business processes.

decision support system - A decision support system (DSS) is a computer program application that analyzes business data and presents it so that users can make business decisions more easily.

decision support system (DSS) - A decision support system (DSS) is a computer program application that analyzes business data and presents it so that users can make business decisions more easily.

decision tree - A decision tree is a graph that uses a branching method to illustrate every possible output for a specific input.

decision tree software - In data mining, decision tree software describes a combination of mathematical and computing techniques that enable a given set of data to be accurately described, categorized and analyzed to derive conclusions.

decision-making process - The decision-making process, in a business context, is a set of steps taken by managers in an enterprise to determine the planned path for business initiatives and to set specific actions in motion.

declarative programming - Declarative programming is a method to abstract away the control flow for logic required for software to perform an action, and instead involves stating what the task or desired outcome is.

decode - All three terms - decipher, decrypt, and decode - mean to convert ciphertext into the original, unencrypted plaintext.

decoding - Encoding is the process of putting a sequence of characters (letters, numbers, punctuation, and certain symbols) into a specialized digital format for efficient transmission or transfer.

decompilation - To decompile is to convert executable (ready-to-run) program code (sometimes called object code) into some form of higher-level programming language so that it can be read by a human.

decompile - To decompile is to convert executable (ready-to-run) program code (sometimes called object code) into some form of higher-level programming language so that it can be read by a human.

decompiler - To decompile is to convert executable (ready-to-run) program code (sometimes called object code) into some form of higher-level programming language so that it can be read by a human.

decompressing - Uncompressing (or decompressing) is the act of expanding a compression file back into its original form.

deconvolutional networks (deconvolutional neural networks) - Deconvolutional networks are convolutional neural networks (CNN) that work in a reversed process.

decoupled architecture - In general, a decoupled architecture is a framework for complex work that allows components to remain completely autonomous and unaware of each other.

decoupled CMS (content management system) - Pioneered, in the early 2000s, decoupled CMS is an approach to web application deployment for enhancing the performance and security of WCM systems.

decrypt - All three terms - decipher, decrypt, and decode - mean to convert ciphertext into the original, unencrypted plaintext.

decryption - In computing, encryption is the method by which plaintext or any other type of data is converted from a readable form to an encoded version that can only be decoded by another entity if they have access to a decryption key.

DECT - Unlike the analog cordless phones you may have in your home, DECT (Digital Enhanced Cordless Telecommunications) is a digital wireless telephone technology that is expected to make cordless phones much more common in both businesses and homes in the future.

DECT (Digital Enhanced Cordless Telecommunications) - Unlike the analog cordless phones you may have in your home, DECT (Digital Enhanced Cordless Telecommunications) is a digital wireless telephone technology that is expected to make cordless phones much more common in both businesses and homes in the future.

dedicated cloud - A dedicated cloud is a single-tenant cloud infrastructure, which essentially acts as an isolated, single-tenant public cloud.

dedicated line - A dedicated line is a telecommunications path between two points that is available 24 hours a day for use by a designated user (individual or company).

dedicated server - In the Web hosting business, a dedicated server refers to the rental and exclusive use of a computer that includes a Web server, related software, and connection to the Internet, housed in the Web hosting company's premises.

dedicated short range communication - RFID (radio frequency identification) is a form of wireless communication that incorporates the use of electromagnetic or electrostatic coupling in the radio frequency portion of the electromagnetic spectrum to uniquely identify an object, animal or person.

dedicated short-range communication (DSRC) - Dedicated short-range communication (DSRC) is a wireless communication technology designed to allow automobiles in the intelligent transportation system (ITS) to communicate with other automobiles or infrastructure technology.

deductive argument - A deductive argument is the presentation of statements that are assumed or known to be true as premises for a conclusion that necessarily follows from those statements.

deductive reasoning - Deductive reasoning is a logical process in which a conclusion is based on the accordance of multiple premises that are generally assumed to be true.

deduplication software - Dedupe software eliminates unnecessary copies of data by redirecting new iterations of the data back to the original.

deep analytics - Deep analytics is the application of sophisticated data processing techniques to yield information from large and typically multi-source data sets comprised of both unstructured and semi-structured data.

deep archive - A deep archive is a type of data archiving that refers to a storage location for data that will likely never be accessed again, but can't be deleted.

deep learning - Deep learning is a type of machine learning and artificial intelligence (AI) that imitates the way humans gain certain types of knowledge.

deep learning agent - A deep learning agent is any autonomous or semi-autonomous AI-driven system that uses deep learning to perform and improve at its tasks.

deep link - A deep link is a hypertext link to a page on a Web site other than its home page.

deep packet inspection - Deep packet inspection (DPI) is an advanced method of examining and managing network traffic.

deep packet inspection (DPI) - Deep packet inspection (DPI) is an advanced method of examining and managing network traffic.

Deep Space Network - The Deep Space Network (DSN) is a sophisticateddata communications system used by the U.

Deep Space Network (DSN) - The Deep Space Network (DSN) is a sophisticateddata communications system used by the U.

deep Web - Deep Web content includes email messages, chat messages, private content on social media sites, electronic bank statements, electronic health records and other content that is accessible over the Internet but is not crawled and indexed by search engines.

DeepBrain Chain - DeepBrain Chain (DBC) is a blockchain-based computing platform for AI that was designed to lower user costs for processing power.

deepfake AI (deep fake) - Deep fake (also spelled deepfake) is a type of artificial intelligence used to create convincing images, audio and video hoaxes.

DeepMind - DeepMind is a division of Alphabet, Inc.

default - In computer technology, a default (noun, pronounced dee-FAWLT) is a predesigned value or setting that is used by a computer program when a value or setting is not specified by the program user.

default password - Default passwords are commonly used for routers, access points, switches and firewalls.

Defense Acquisition Regulatory Council - The Defense Acquisition Regulatory Council (DARC) is a group composed of representatives from each Military department, the Defense Logistics Agency, and the National Aeronautics and Space Administration.

Defense Acquisition Regulatory Council (DARC) - The Defense Acquisition Regulatory Council (DARC) is a group composed of representatives from each Military department, the Defense Logistics Agency, and the National Aeronautics and Space Administration.

Defense Advanced Research Projects Agency - DARPA (Defense Advanced Research Projects Agency) is the independent research branch of the U.

Defense Advanced Research Projects Agency Network - DARPANET (or DARPANet) is a term sometimes used for the ARPANET, the early network from which today's Internet evolved.

Defense Contract Management Agency - The Defense Contract Management Agency is the government agency that overseas administration of origin inspection contracts, dispatches quality assurance reports and audits/monitors subcontracting plans.

Defense Contract Management Agency (DCMA) - The Defense Contract Management Agency (DCMA) is a component of the United States Department of Defense (DoD) that works with defense contractors to ensure government services and supplies are delivered on time, come at the expected cost and satisfy all performance requirements.

defense contractor - A defense contractor is any person who enters into a contract with a federal government of the United States for the production of material or for the performance of services for national defense.

defense in depth - Defense in depth is the coordinated use of multiple security countermeasures to protect the integrity of the information assets in an enterprise.

Defense Information Systems Agency - Defense Information Systems Agency (DISA) is a U.

Defense Information Systems Agency (DISA) - Defense Information Systems Agency (DISA) is a U.

Defense Message System - The Defense Message System (DMS) is a secure X.

Defense Message System (DMS) - The Defense Message System (DMS) is a secure X.

Deferred Action for Childhood Arrivals (DACA) - Deferred Action for Childhood Arrivals (DACA) is a program run by the United States Department of Homeland Security which allowed specific illegal immigrants who came to the country as children, known as Dreamers, to defer removal action for two years, a time period which could then be renewed.

definition of done - A definition of done is a checklist of criteria that a product, product increment or project must satisfy to be considered completed.

Defrag - Defragmentation is the process of locating the noncontiguous fragments of data into which a computer file may be divided as it is stored on a hard disk, and rearranging the fragments and restoring them into fewer fragments or into the whole file.

defragment - Defragmentation is the process of locating the noncontiguous fragments of data into which a computer file may be divided as it is stored on a hard disk, and rearranging the fragments and restoring them into fewer fragments or into the whole file.

defragmentation - Defragmentation is the process of locating the noncontiguous fragments of data into which a computer file may be divided as it is stored on a hard disk, and rearranging the fragments and restoring them into fewer fragments or into the whole file.

defragmenter - A defragmenter is a software utility that rearranges the fragments or discontiguous parts of each file stored on a computer hard disk so that the small, empty storage spaces adjacent to fragments can be used, effectively creating new storage space and possibly making file access faster.

deg - The angular degree is a unit of plane angular measure used in some engineering applications, and by most lay people.

degauss - To degauss is to demagnetize.

degree Fahrenheit - The degree Fahrenheit (o F) is the unit of temperature used by most people in the United States in describing weather.

degree per second - The degree per second is a unit of angular (rotational) speed.

degree per second squared - The degree per second squared is an alternative unit of angular (rotational) acceleration magnitude, which is the rate of change of angular speed or velocity.

degrees of freedom - Degrees of freedom, in a mechanics context, are specific, defined modes in which a mechanical device or system can move.

delay-tolerant network - A delay-tolerant network is a network designed to operate effectively over extreme distances such as those encountered in space communications or on an interplanetary scale.

delimiter - In computer programming, a delimiter is a character that identifies the beginning or the end of a character string (a contiguous sequence of characters).

deliverable - Deliverable, as an adjective, describes something that can be delivered, such as a product or service.

delivery drone - A delivery drone is a type of unmanned aerial vehicle (UAV) used for distributing packages to consumers through advanced AI technology.

delivery of real time execution information protocol - DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions.

delivery of real-time execution information protocol - DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions.

Dell Boomi - Dell Boomi is a Software as a Service (SaaS) integration vendor that provides its AtomSphere technology to a host of industry giants, including Salesforce.

Dell EMC - Dell EMC is an American multinational technology company that offers products and services across all areas of computing, networking and storage.

Dell EMC Atmos - Dell EMC Atmos is an object-based cloud storage platform that was released in November 2008 by EMC.

Dell EMC Avamar - Dell EMC Avamar is a hardware and software data backup product.

Dell EMC Federation Enterprise Hybrid Cloud - Federation Enterprise Hybrid Cloud is a reference architecture that uses technologies from Dell EMC's Federation to integrate public and private clouds.

Dell EMC NetWorker - Dell EMC NetWorker is a backup software platform for the enterprise.

Dell EMC Partner Program - The Dell EMC Partner Program is an international channel partner program that provides partners with business development, sales and marketing resources.

Dell EMC VxRail - Dell EMC VxRail is a hyper-converged appliance.

Dell EMC World - Dell EMC World is an annual event for Dell EMC customers that showcases new and emerging technologies in the virtualization, cloud and data storage market.

Dell EqualLogic - Dell EqualLogic storage-area network arrays provide varying capacities of hard disk drives and solid-state drives using iSCSI and SATA controllers.

Delphi - Delphi (pronounced DEHL-FAI) from Borland competes with Visual Basic as an offering for an object-oriented, visual programming approach to application development.

Delphi Cheat Sheets - We've gathered cheat sheets for fast reference to information about Delphi.

delta differencing - Delta differencing is an incremental approach to backup that only backs up blocks that have changed after the first full backup.

delta differencing - Delta differencing is an incremental approach to backup that only backs up blocks that have changed after the first full backup.

delta differential - Delta differencing is an incremental approach to backup that only backs up blocks that have changed after the first full backup.

demand based switching - Demand-based switching (DBS) is a power-management technology developed by Intel in which the applied voltage and clock speed for a microprocessor are kept to the minimum necessary to allow optimum performance of required operations.

demand driven manufacturing - Demand-driven manufacturing (DDM) is an approach to manufacturing where production is based on actual orders rather than forecasts.

demand flow scheduling system - A demand flow scheduling system is a software product designed to optimize demand-based manufacturing practices.

demand generation (demand gen) - Demand generation (demand gen) is an umbrella term for customer acquisition initiatives that are designed to drive awareness and interest about a company’s product or service in order to attract qualified leads.

demand planning - Demand planning is the process of forecasting the demand for a product or service so it can be produced and delivered more efficiently and to the satisfaction of customers.

demand shaping - Demand shaping is a supply chain management strategy where a company uses tactics such as price incentives to influence the number of customer requests for a certain product in order to match its planned supply.

Demand signal repository - Demand signal repository (DSR) is a database that aggregates sales data at the point of sale (POS).

Demand signal repository (DSR) - Demand signal repository (DSR) is a database that aggregates sales data at the point of sale (POS).

demand-based switching - Demand-based switching (DBS) is a power-management technology developed by Intel in which the applied voltage and clock speed for a microprocessor are kept to the minimum necessary to allow optimum performance of required operations.

demand-based switching (DBS) - Demand-based switching (DBS) is a power-management technology developed by Intel in which the applied voltage and clock speed for a microprocessor are kept to the minimum necessary to allow optimum performance of required operations.

demand-driven manufacturing - Demand-driven manufacturing (DDM) is an approach to manufacturing where production is based on actual orders rather than forecasts.

demand-driven manufacturing (DDM) - Demand-driven manufacturing (DDM) is an approach to manufacturing where production is based on actual orders rather than forecasts.

demand-side platform (DSP) - A demand-side platform (DSP) is software that allows an advertiser to buy inventory from ad exchanges and manage advertising campaigns.

demarc - A demarc (an abbreviation for demarcation point) marks the point where communications facilities owned by one organization interface with that of another organization.

demarc (demarcation point) - A demarc (an abbreviation for demarcation point) marks the point where communications facilities owned by one organization interface with that of another organization.

demarcation point - A demarc (an abbreviation for demarcation point) marks the point where communications facilities owned by one organization interface with that of another organization.

demilitarized zone - In computer networks, a DMZ (demilitarized zone), also sometimes known as a perimeter network or a screened subnetwork, is a physical or logical subnet that separates an internal local area network (LAN) from other untrusted networks, usually the internet.

demo - A demo is a non-interactive multimedia presentation that is rendered in real time.

demo and demoscene - A demo is a non-interactive multimedia presentation that is rendered in real time.

demographic - A demographic is a subset of a population that shares a common factor such as age, income or education level.

demographics - Demographics is the study of the behaviors and other characteristics of groups of human beings in terms of statistics.

demogroup - A demo is a non-interactive multimedia presentation that is rendered in real time.

demomaker - A demo is a non-interactive multimedia presentation that is rendered in real time.

demon - A demon (also see daemon which has a somewhat similar meaning) is a program or process, part of a larger program or process, that is dormant until a certain condition occurs and then is initiated to do its processing.

demoparty - A demo is a non-interactive multimedia presentation that is rendered in real time.

demoscene - A demo is a non-interactive multimedia presentation that is rendered in real time.

demutualization - Demutualization is the process through which a member-owned company becomes shareholder-owned; frequently this is a step toward the initial public offering (IPO) of a company.

DEN - Directory-Enabled Networking (DEN) is an industry-standard initiative and specification for how to construct and store information about a network's users, applications, and data in a central directory.

DEN (Directory-Enabled Networking) - Directory-Enabled Networking (DEN) is an industry-standard initiative and specification for how to construct and store information about a network's users, applications, and data in a central directory.

dendrimer - A dendrimer (from Greek dendra for tree) is an artificially manufactured or synthesized molecule built up from branched units called monomers.

deniable encryption - Deniable encryption is a type of cryptography that allows an encrypted text to be decrypted in two or more ways, depending on which decryption key is used.

denial of service - A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

denial of service attack - A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

denial-of-service - A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

denial-of-service attack - A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

denial-of-service attack - A denial-of-service (DoS) attack is a security event that occurs when an attacker makes it impossible for legitimate users to access computer systems, devices, services or other IT resources.

denormalization - Denormalization is the process of adding precomputed redundant data to an otherwise normalized relational database to improve read performance of the database.

dense wavelength division multiplexing (DWDM) - Dense wavelength division multiplexing (DWDM) is a technology that puts together -- multiplexes -- data signals from different sources so they can share a single optical fiber pair while maintaining complete separation of the data streams.

deobfuscate - Obfuscation, in general, describes a practice that is used to intentionally make something more difficult to understand.

Department of Space (India) - The Department of Space (DoS) is a department created by the Indian government to manage their space program and oversee a number of related agencies and institutes.

dependency checking - Dependency checking is a function that is performed to ensure that all pre-requisites for a given run-time image are present.

dependency hell - Dependency hell is a negative situation that occurs when a software application is not able to access the additional programming it requires in order to work.

dependency injection - In object-oriented programming (OOP) software design, dependency injection (DI) is the process of supplying a resource that a given piece of code requires.

dependent variable - A dependent variable is a variable whose value depends upon independent variable s.

deperimeterisation - In network security, deperimeterization is a strategy for protecting a company's data on multiple levels by using encryption and dynamic data-level authentication.

deperimeterization - In network security, deperimeterization is a strategy for protecting a company's data on multiple levels by using encryption and dynamic data-level authentication.

deplatform - To deplatform someone is to remove their access to a channel for delivering messages to an audience.

deploy - To deploy (from the French deployer) is "to spread out or arrange strategically.

depository - A depository is a file or set of files in which data is stored for the purpose of safekeeping or identity authentication.

deprecate - In dictionaries, deprecated is a term used to indicate a pronunciation or usage that is acknowledged but discouraged.

deprecated - In dictionaries, deprecated is a term used to indicate a pronunciation or usage that is acknowledged but discouraged.

deprecation - In dictionaries, deprecated is a term used to indicate a pronunciation or usage that is acknowledged but discouraged.

deprovisioning - Deprovisioning is the process of removing access to a system from an end user who will no longer be utilizing that system.

deputy CIO (deputy chief information officer) - Deputy CIO is a role within some organizations that generally has responsibility for overseeing day-to-day IT operations.

DER - E-voting is an election system that allows a voter to record his or her secure and secret ballot electronically.

derived object (DO) - A derived object (DO) is a file created in a Versioned Object Base (VOB).

DES - The Data Encryption Standard (DES) is an outdated symmetric-key method of data encryption.

descriptive analytics - Descriptive analytics is a preliminary stage of data processing that creates a summary of historical data to yield useful information and possibly prepare the data for further analysis.

descriptive modeling - Descriptive modeling is a mathematical process that describes real-world events and the relationships between factors responsible for them.

deserializer - A SerDes or serializer/deserializer is an integrated circuit (IC or chip) transceiver that converts parallel data to serial data and vice-versa.

design by committee - Design by committee is a term sometimes used to describe a design that is flawed because too many people provided input.

design pattern - In software development, a pattern (or design pattern) is a written document that describes a general solution to a design problem that recurs repeatedly in many projects.

design reuse - In information technology, design reuse is the inclusion of previously designed components (blocks of logic or data) in software and hardware.

design thinking - Design thinking is an iterative approach to problem solving that intentionally seeks out people with different perspectives, knowledge, skills and experience and has them work together to create a practical solution for a real-world problem.

design-centric culture - A design-thinking culture is responsive to customer's needs.

desktop - A desktop is a computer display area that represents the kinds of objects one might find on top of a physical desk, including documents, phone books, telephones, reference sources, writing and drawing tools, and project folders.

desktop administration - Desktop management is a comprehensive approach to managing all the computers within an organization.

desktop as a service - Desktop as a service (DaaS) is a cloud computing offering in which a third party hosts the back end of a virtual desktop infrastructure (VDI) deployment.

desktop as a service (DaaS) - Desktop as a service (DaaS) is a cloud computing offering in which a third party hosts the back end of a virtual desktop infrastructure (VDI) deployment.

desktop computer - A desktop computer is a personal computing device designed to fit on top of a typical office desk.

desktop firewall - A personal firewall (sometimes called a desktop firewall) is a software application used to protect a single Internet-connected computer from intruders.

desktop gadget - A desktop gadget is a software widget, or a small application, that is designed to sit on a user's desktop screen in much the same way that apps reside on smartphones and tablets.

desktop layering - Desktop layering is a method of dividing a disk image into logical parts that can be managed individually.

desktop management - Desktop management is a comprehensive approach to managing all the computers within an organization.

Desktop Management Interface - Desktop Management Interface (DMI) is an industry framework for managing and keeping track of hardware and software components in a system of personal computers from a central location.

Desktop Management Task Force - The Distributed Management Task Force, Inc.

desktop NAS - Desktop NAS (network-attached storage) is a device that stores and serves the file-level data of networked computers.

desktop personalization - Desktop personalization is the process of adjusting the look, feel and organization of a Windows end-user experience.

desktop publishing (DTP) - Desktop publishing (DTP) is the use of personal computers to design books and booklets that are intended to be printed by ink jet or laser jet printers.

desktop search - Desktop search (sometimes called integrated search) is the ability to simultaneously search hard drives and removable storage on the user's computer.

desktop search (integrated search) - Desktop search (sometimes called integrated search) is the ability to simultaneously search hard drives and removable storage on the user's computer.

desktop security - Desktop management is a comprehensive approach to managing all the computers within an organization.

desktop supercomputer - A desktop supercomputer, also called a personal supercomputer, is a term that is used to describe any exceptionally powerful computer that can be placed at a single workstation.

desktop supercomputer (personal supercomputer) - A desktop supercomputer, also called a personal supercomputer, is a term that is used to describe any exceptionally powerful computer that can be placed at a single workstation.

desktop theme - A desktop theme is a customized graphical user interface (GUI) that replaces a computer's ordinary sounds, icons, pointer, wallpaper or screensaver with something designed to reflect the interests of the user.

desktop virtualization - Desktop virtualization is the concept of isolating a logical operating system (OS) instance from the client that is used to access it.

Desktop virtualization vocabulary quiz - How much do you know about the essential terminology of desktop virtualization? Take our quiz to find out.

destreaming - Destreaming, in a multimedia context, is the practice of saving streamed data as a file.

destruction of service (DeOS) attack - A destruction-of-service (DeOS) attack is a form of cyberattack that targets an organization's entire online presence as well as their ability to recover from the attack afterwards.

destructive testing - Destructive testing is a software assessment method used to find points of failure in a program.

deterministic/probabilistic data - Deterministic and probabilistic are opposing terms that can be used to describe customer data and how it is collected.

development environment - In computer program and software product development, the development environment is the set of processes and programming tools used to create the program or software product.

development operations - In its most broad meaning, DevOps is an operational philosophy that promotes better communication between development and operations as more elements of operations become programmable.

development-operations - In its most broad meaning, DevOps is an operational philosophy that promotes better communication between development and operations as more elements of operations become programmable.

developmental robotics - Developmental robotics is the use of human psychology principles in the design of intelligent, autonomous robots that learn from their own individual experiences.

device - In general, a device is a machine designed for a purpose.

device agnostic - Device agnostic is a description for computing components that work with various systems without requiring any special adaptations.

device agnosticism - Device agnostic is a description for computing components that work with various systems without requiring any special adaptations.

device as a service - Device as a service is the offering of PCs, smart phones and other mobile compute devices as a paid service.

device attack - A device attack is an exploit in which the attacker takes advantage of a vulnerable device to gain network access.

device cloud - A device cloud is a mobile testing environment that enables developers to remotely evaluate the performance of applications on a wide range of smart devices.

device driver - A device driver is a special kind of software program that controls a specific hardware device attached to a computer.

device ID (device identification) - A device ID (device identification) is a distinctive number associated with a smartphone or similar handheld device.

device mesh - A device mesh is an ad hoc network in the internet of things (IoT).

device relationship management - Device relationship management (DRM) is enterprise software that enables the monitoring, managing, and servicing of intelligent devices over the Internet.

device relationship management (DRM) - Device relationship management (DRM) is enterprise software that enables the monitoring, managing, and servicing of intelligent devices over the Internet.

device-agnostic - Device agnostic is a description for computing components that work with various systems without requiring any special adaptations.

device-agnostic (device agnosticism) - Device agnostic is a description for computing components that work with various systems without requiring any special adaptations.

DevOps - In its most broad meaning, DevOps is an operational philosophy that promotes better communication between development and operations as more elements of operations become programmable.

DevOps 2.0 - DevOps 2.0 is the extension of DevOps practices through the entire organization, beyond development and IT ops.

DevOps as a Service - DevOps as a Service is a delivery model for a set of tools that facilitates collaboration between an organization's software development team and the operations team.

DevOps certification - DevOps certification is a formalized testing program intended to ensure that applicants have achieved an appropriate level of skills and knowledge for working in the converged areas of software development and IT operations.

DevOps Dojo - DevOps Dojos provide software developers and operations engineers with an immersive learning environment where team members can gain practical work experience without having to worry about introducing errors into the production environment.

DevOps engineer - A DevOps engineer is an IT professional who works with software developers, system operators and other production IT staff to create and oversee code releases and deployments.

DevSecOps - DevSecOps (development plus security plus operations) is a management approach that combines application development, security, operations and infrastructure as a code (IaaS) in an automated, continuous delivery cycle.

DFS - A distributed file system is a client/server-based application that allows clients to access and process data stored on the server as if it were on their own computer.

DG - Data governance (DG) is the overall management of the availability, usability, integrity and security of data used in an enterprise.

DGS&D (DGS&D rate contracts) - DGS&D is the central purchase organization of the Indian government, functioning under the Ministry of Commerce & Industry.

DHA - A directory harvest attack (DHA) is an attempt to determine the valid e-mail addresses associated with an e-mail server so that they can be added to a spam database.

DHCP - DHCP (Dynamic Host Configuration Protocol) is a network management protocol used to dynamically assign an Internet Protocol (IP) address to any device, or node, on a network so they can communicate using IP.

DHCP (Dynamic Host Configuration Protocol) - DHCP (Dynamic Host Configuration Protocol) is a network management protocol used to dynamically assign an Internet Protocol (IP) address to any device, or node, on a network so they can communicate using IP.

DHTML - Dynamic HTML is a collective term for a combination of Hypertext Markup Language (HTML) tags and options that can make Web pages more animated and interactive than previous versions of HTML.

diagonal-parity RAID - Double-parity RAID (redundant array of independent disks), also called diagonal-parity RAID, Advanced Data Guarding (RAID_ADG), or RAID-6, is a method of protecting against multiple storage drive failures by creating two sets of parity data on an array of hard disks.

dial peer - A dial peer, also known as an addressable call endpoint, is a device that can originate or receive a call in a telephone network.

dial peer (addressable call endpoint) - A dial peer, also known as an addressable call endpoint, is a device that can originate or receive a call in a telephone network.

dial peer hunting - Dial peer hunting is a feature of voice over IP (VoIP) systems in which the device at the originating router attempts to find an alternative addressable call endpoint if it cannot establish a connection to the intended endpoint.

dial-up - Dial-up pertains to a telephone connection in a system of many lines shared by many users.

dial-up acceleration - High-speed dialup, sometimes advertised as broadband dialup, is an Internet service provider (ISP) feature that speeds up data transfer by using a special server, called an acceleration server, to act as a bridge between the user's dialup connection and a Web page.

Dialed Number Identification Service - DNIS (Dialed Number Identification Service) is a telephone service that identifies for the receiver of a call the number that the caller dialed.

Dialed Number Identification Service (DNIS) - DNIS (Dialed Number Identification Service) is a telephone service that identifies for the receiver of a call the number that the caller dialed.

dialog box - A menu is a set of options presented to the user of a computer application to help the user find information or execute a program function.

Dialogflow - Dialogflow is a natural language processing (NLP) platform that can be used to build conversational applications and experiences for a company’s customers in various languages and on multiple platforms.

dichotomizing search - A binary search, also called a dichotomizing search, is a digital scheme for locating a specific object in a large set.

DICOM - DICOM (Digital Imaging and Communications in Medicine) is a standard protocol for the management and transmission of medical images and related data and is used in many healthcare facilities.

DICOM (Digital Imaging and Communications in Medicine) - DICOM (Digital Imaging and Communications in Medicine) is a standard protocol for the management and transmission of medical images and related data and is used in many healthcare facilities.

dictionary attack - A dictionary attack is a method of breaking into a password-protected computer or server by systematically entering every word in a dictionary as a password.

DID - Direct Inward Dialing (DID) is a service of a local phone company (or local exchange carrier) that provides a block of telephone numbers for calling into a company's private branch exchange (PBX) system.

dielectric - A dielectric material is a substance that is a poor conductor of electricity, but an efficient supporter of electrostatic fields.

dielectric constant - The dielectric constant is the ratio of the permittivity of a substance to the permittivity of free space.

dielectric material - A dielectric material is a substance that is a poor conductor of electricity, but an efficient supporter of electrostatic fields.

Difference Engine - The Difference Engine, designed in the 1820s by the English mathematician and inventor Charles Babbage, was intended to automatically compute mathematical tables which, until that time, had been tediously calculated by hand and were prone to error.

differencing disk - A differencing disk is a virtual hard disk (VHD) that stores changes made to another VHD or to the guest operating system.

Differential Backup - A differential backup is a type of data backup method that copies all of the files that have changed since the last full backup was performed.

differential power analysis - A differential power analysis (DPA) attack is an exploit based on analysing the correlation between the electricity usage of a chip in a smart card and the encryption key it contains.

differential power analysis (DPA) - A differential power analysis (DPA) attack is an exploit based on analysing the correlation between the electricity usage of a chip in a smart card and the encryption key it contains.

differential power analysis2 - A differential power analysis (DPA) attack is an exploit based on analysing the correlation between the electricity usage of a chip in a smart card and the encryption key it contains.

Differentiated Services - Differentiated Services (DiffServ, or DS) is a protocol for specifying and controlling network traffic by class so that certain types of traffic get precedence - for example, voice traffic, which requires a relatively uninterrupted flow of data, might get precedence over other kinds of traffic.

Differentiated Services (DiffServ, or DS) - Differentiated Services (DiffServ, or DS) is a protocol for specifying and controlling network traffic by class so that certain types of traffic get precedence - for example, voice traffic, which requires a relatively uninterrupted flow of data, might get precedence over other kinds of traffic.

Diffie Hellman key exchange - Diffie-Hellman key exchange, also called exponential key exchange, is a method of digital encryption that uses a number raised to specific powers to produce decryption keys that are never directly transmitted, making the task of a would-be code breaker mathematically overwhelming.

Diffie-Hellman key exchange - Diffie-Hellman key exchange, also called exponential key exchange, is a method of digital encryption that uses a number raised to specific powers to produce decryption keys that are never directly transmitted, making the task of a would-be code breaker mathematically overwhelming.

Diffie-Hellman key exchange (exponential key exchange) - Diffie-Hellman key exchange, also called exponential key exchange, is a method of digital encryption that uses a number raised to specific powers to produce decryption keys that are never directly transmitted, making the task of a would-be code breaker mathematically overwhelming.

DiffServ - Differentiated Services (DiffServ, or DS) is a protocol for specifying and controlling network traffic by class so that certain types of traffic get precedence - for example, voice traffic, which requires a relatively uninterrupted flow of data, might get precedence over other kinds of traffic.

digest authentication - Digest authentication is a method of authentication in which a request from a potential user is received by a network server and then sent to a domain controller.

Digg - Digg is a social news site that allows members to raise the visibility of stories they like best and bury stories they don’t like.

digiboard - Digiboard or digicard is a generic name for a serial port card made by Digi International.

digiboard (or digicard) - Digiboard or digicard is a generic name for a serial port card made by Digi International.

digicard - Digiboard or digicard is a generic name for a serial port card made by Digi International.

digit - A digit is an element of a set that, taken as a whole, comprises a system of numeration.

digital - Digital describes electronic technology that generates, stores, and processes data in terms of two states: positive and non-positive.

digital accessibility - Digital accessibility is the ability of a website, mobile application or electronic document to be easily navigated and understood by a wide range of users, including those users who have visual, auditory, motor or cognitive disabilities.

Digital advanced mobile phone service - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

digital asset management (DAM) - Digital asset management (DAM) is a business process for organizing, storing and retrieving rich media and managing digital rights and permissions.

digital audio broadcasting - .

digital audio broadcasting (DAB) - .

Digital Audio Tape - DAT (Digital Audio Tape) is a standard medium and technology for the digitalrecording of audioon tape at a professional level of quality.

digital audio workstation - A digital audio workstation (DAW) is a computer that is specially equipped with a high-quality sound card and programming for editing and processing digital audio at a professional level.

digital audio workstation (DAW) - A digital audio workstation (DAW) is a computer that is specially equipped with a high-quality sound card and programming for editing and processing digital audio at a professional level.

digital body language (DBL) - Digital body language (DBL) is the aggregate of an individual’s online activity – including his or her email use, web visits, searches, referrals from social media sites and webinar attendance.

digital camera - A digital camera records and stores photographic images in digital form.

digital cash - Digital cash is a system of purchasing cash credits in relatively small amounts, storing the credits in your computer, and then spending them when making electronic purchases over the Internet.

digital cash (eCash) - Digital cash is a system of purchasing cash credits in relatively small amounts, storing the credits in your computer, and then spending them when making electronic purchases over the Internet.

digital certificate - A digital certificate, also known as a public key certificate, is used to cryptographically link ownership of a public key with the entity that owns it.

digital citizenship - Digital citizenship is the online presence, behaviors and response to others within a digital community where one is a member.

digital commons - The digital commons is the collective of discreet online resources that are collaboratively developed and overseen by a community.

Digital Compression of Increased Transmission - DCIT (Digital Compression of Increased Transmission) is an approach to compressing information that compresses the entire transmission rather than just all or some part of the content.

digital core - Digital core is the technology platforms and applications that allow organizations to transform into digital businesses and meet the new needs of the digital economy.

digital CRM - Digital customer relationship management is the use of Internet communications channels and technologies to enhance customer relationship management (CRM) and customer experience management (CEM ) initiatives.

digital currency - A digital currency is a medium of exchange that is generated, stored and transferred electronically.

digital customer experience delivery platform (DCED platform) - A digital customer experience delivery platform is software that helps create, manage and measure cross-channel digital customer experiences.

Digital Dashboard - In information technology, a dashboard is a user interface that, somewhat resembling an automobile's dashboard, organizes and presents information in a way that is easy to read.

Digital Data Storage - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

Digital Data Storage (DDS, DDS-1, DDS-2, DDS-3, DDS-4) - Digital Data Storage (DDS) is a format for storing and backing up computer data on tape that evolved from the Digital Audio Tape (DAT) technology.

Digital Discovery - Electronic discovery (also called e-discovery or ediscovery) refers to any process in which electronic data is sought, located, secured, and searched with the intent of using it as evidence in a civil or criminal legal case.

digital disruption - Digital disruption is the change that occurs when new digital technologies and business models affect the value proposition of existing goods and services.

digital divide - The term 'digital divide' describes the fact that the world can be divided into people who do and people who don't have access to - and the capability to use - modern information technology, such as the telephone, television, or the Internet.

Digital Dolly - Dolly, also called Digital Dolly, is a program that can quickly clone (copy) drives to drives, drives to files, files to drives, or files to files.

digital drugs - Digital drugs, more accurately called binaural beats, are sounds that are thought to be capable of changing brain wave patterns and inducing an altered state of consciousness similar to that effected by taking drugs or achieving a deep state of meditation.

digital due process - Digital due process is an adaptation and extension of that legal concept to protect the rights of individuals with regard to online communications.

digital economy - The digital economy is the worldwide network of economic activities, commercial transactions and professional interactions that are enabled by information and communications technologies.

digital ecosystem - A digital ecosystem is a group of interconnected information technology resources that can function as a unit.

Digital Enhanced Cordless Telecommunications - Unlike the analog cordless phones you may have in your home, DECT (Digital Enhanced Cordless Telecommunications) is a digital wireless telephone technology that is expected to make cordless phones much more common in both businesses and homes in the future.

digital enterprise - Digital enterprise is an organization that leverages digital technology as a competitive advantage in its internal and external operations.

Digital Equipment Corporation - Now part of Compaq, DEC (Digital Equipment Corporation) has long occupied a leading position in the mid-range computer, traditionally known as the minicomputer, the business computer platform that fits between the mainframe and the personal computer and serves small and medium-sized businesses with its VMS operating system.

Digital Evidence - Electronic discovery (also called e-discovery or ediscovery) refers to any process in which electronic data is sought, located, secured, and searched with the intent of using it as evidence in a civil or criminal legal case.

Digital Evidence Discovery - Electronic discovery (also called e-discovery or ediscovery) refers to any process in which electronic data is sought, located, secured, and searched with the intent of using it as evidence in a civil or criminal legal case.

digital evidence presentation system (DEPS) - A digital evidence presentation system (DEPS) is a system with an overhead camera and a liquid crystal display (LCD) used in courts to present and record evidence digitally.

digital experience (DX) - Digital experience (DX) is the combination of interactions and overall sentiment that consumers have with an organization's digital touchpoints.

digital extraction - Ripping, more formally known as digital extraction, is the process of copying audio or video content from a compact disc, DVD or streaming media onto a computer hard drive.

digital film - Digital film is any storage medium (such as a memory card, diskette, or recordable CD) used in a digital camera to capture and store images.

digital footprint - A digital footprint, sometimes called a digital dossier, is the body of data that exists as a result of actions and communications online that can in some way be traced back to an individual.

digital footprint management (DFM) - Digital footprint management (DFM) is an approach to controlling the amount and types of electronic data existing about a particular individual that can in some way be traced back to them.

digital health (digital healthcare) - Digital health, or digital healthcare, is a broad, multidisciplinary concept that includes concepts from an intersection between technology and healthcare.

digital hearing aid - A digital hearing aid is a hearing aid device that receives sound and digitizes it (breaks sound waves up into very small, discrete units) prior to amplification.

digital HR - Digital HR is the digital transformation of HR services and processes through the use of social, mobile, analytics and cloud (SMAC) technologies.

digital identity - A digital identity is the body of information about an individual, organization or electronic device that exists online.

Digital Imaging and Communications in Medicine - DICOM (Digital Imaging and Communications in Medicine) is a standard protocol for the management and transmission of medical images and related data and is used in many healthcare facilities.

digital labor - Digital labor is work performed by robotic automation technology.

digital leadership - Digital leaders work in much the same way as a chief financial officer (CFO), a director of human resources or a chief operations officer (COO) works; they need to assure interested parties that the assets for which they are responsible maintain maximum value.

digital library - A digital library is a collection of documents in organized electronic form, available on the Internet or on CD-ROM (compact-disk read-only memory) disks.

digital linear tape - Before the popular Linear Tape-Open Consortium came into existence, Quantum had its proprietary digital linear tape (DLT) format.

digital loop carrier - DLC also is an abbreviation for Data Link Control.

digital loop carrier (DLC) - DLC also is an abbreviation for Data Link Control.

digital manufacturing - Digital manufacturing is a technology-based approach to production that links different data silos and processes in the manufacturing lifecycle so that stakeholders can make better business decisions both comprehensively and at each step.

digital marketing - Digital marketing involves the various efforts by a company to connect with customers through digital and online communication channels, including email, geolocation and mobile marketing, social media, online customer communities, webinars and other video-based content.

Digital Millennium Copyright Act - The Digital Millennium Copyright Act (DMCA) is a controversial United States digital rights management (DRM) law enacted October 28, 1998 by then-President Bill Clinton.

Digital Millennium Copyright Act (DMCA) - The Digital Millennium Copyright Act (DMCA) is a controversial United States digital rights management (DRM) law enacted October 28, 1998 by then-President Bill Clinton.

digital modeling and fabrication - Digital modeling and fabrication is a design and production process that marries 3-D modeling or computing-aided design (CAD) software with additive and subtractive manufacturing.

digital multimedia broadcasting - Digital multimedia broadcasting (DMB) is the process of multicasting by satellite or terrestrial services (or a combination of both) for reception by mobile and portable devices, particularly cell phones.

digital multimedia broadcasting (DMB) - Digital multimedia broadcasting (DMB) is the process of multicasting by satellite or terrestrial services (or a combination of both) for reception by mobile and portable devices, particularly cell phones.

digital native - A digital native is a person who grew up with the presence of digital technology or in the information age.

Digital Negative - Digital Negative (DNG) is an imaging specification that provides for long-term storage of digital photographs generated in multiple proprietary formats.

Digital Negative (DNG) - Digital Negative (DNG) is an imaging specification that provides for long-term storage of digital photographs generated in multiple proprietary formats.

digital object identifier - A DOI (digital object identifier) is a permanent identifier given to a Web file or other Internet document so that if its Internet address changes, users will be redirected to its new address.

digital object identifier (DOI) - A DOI (digital object identifier) is a permanent identifier given to a Web file or other Internet document so that if its Internet address changes, users will be redirected to its new address.

digital pen - A digital pen is a battery-operated writing instrument that allows the user to digitally capture a handwritten note or drawing.

digital photo album - A digital photo album is an application that allows the user to import graphic image files from a digital camera, memory card, scanner, or computer hard drive, to a central database.

digital pill - A digital pill is a capsule with embedded sensors that send healthcare-related data to external parties.

Digital Powerline - Digital Powerline (DPL) technology provides the transmission of data to users over the same lines that bring electric power to homes and businesses.

Digital Powerline (DPL) - Digital Powerline (DPL) technology provides the transmission of data to users over the same lines that bring electric power to homes and businesses.

digital preservation - As a part of the formalized efforts of library and archival sciences, digital preservation includes the practices required to ensure that information is safe from medium failures as well as software and hardware obsolescence.

digital print management - Digital printing is any printing technology (laserjet printer, for instance) that is capable of producing printed materials directly from a computer file.

digital printer - Digital printing describes the process of transferring a document on a personal computer or other digital storage device to a printing substrate by means of a device that accepts text and graphic output.

digital printing - Digital printing describes the process of transferring a document on a personal computer or other digital storage device to a printing substrate by means of a device that accepts text and graphic output.

digital process automation - Digital process automation (DPA) uses low-code development tools to automate processes that can span multiple applications.

digital profiling - Digital profiling is the process of gathering and analyzing information about an individual that exists online.

digital projection display system - A digital projector, also called a digital projection display system, is a specialized computer display that projects an enlarged image on a movie screen.

digital projector - A digital projector, also called a digital projection display system, is a specialized computer display that projects an enlarged image on a movie screen.

digital projector (digital projection display system) - A digital projector, also called a digital projection display system, is a specialized computer display that projects an enlarged image on a movie screen.

digital pulse wireless - Ultra wideband (also known as UWB or as digital pulse wireless) is a wireless technology for transmitting large amounts of digital data over a wide spectrum of frequency bands with very low power for a short distance.

digital radio - .

digital rights - Digital rights are the rights of individuals as it pertains to computer access and the ability to use, create and publish digital media.

digital rights management - Digital rights management (DRM) is a systematic approach to copyright protection for digital media.

digital rights management (DRM) - Digital rights management (DRM) is a systematic approach to copyright protection for digital media.

digital satellite news gathering - Satellite news gathering (SNG) is the use of mobile communications equipment for the purpose of worldwide newscasting.

digital self-harm - Digital self-harm is targeting oneself with negative content online.

Digital Signage (dynamic signage) - Digital signage, also called dynamic signage, is a specialized form of slivercasting in which video or multimedia content is displayed in public places for informational or advertising purposes.

digital signage ROI - Digital signage ROI is the return on investments made on digital signage used to advertise and attract customer attention or communicate information.

digital signal processing - Digital signal processing (DSP) refers to various techniques for improving the accuracy and reliability of digital communications.

digital signal processing (DSP) - Digital signal processing (DSP) refers to various techniques for improving the accuracy and reliability of digital communications.

digital signal X - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

digital signature - A digital signature is a mathematical technique used to validate the authenticity and integrity of a message, software or digital document.

digital signature - A digital signature is a mathematical technique used to validate the authenticity and integrity of a message, software or digital document.

digital signature legislation - The Electronic Signatures in Global and National Commerce Act (often referred to as the e-signature bill) specifies that in the United States, the use of a digital signature is as legally valid as a traditional signature written in ink on paper.

Digital Signature Standard - Digital Signature Standard (DSS) is the digital signature algorithm(DSA) developed by the U.

Digital Signature Standard (DSS) - Digital Signature Standard (DSS) is the digital signature algorithm(DSA) developed by the U.

digital strategy (digital media strategy) - A digital strategy is a blueprint for managing customer-facing information technology (IT) initiatives.

Digital Subscriber Line - Quick look-up for understanding the basics of DSL.

digital supply chain - A digital supply chain is a supply chain whose foundation is built on Web-enabled capabilities to fully capitalize on connectivity, system integration and the information-producing capabilities of "smart" connected products.

digital switch - A digital switch is a device that handles digital signals generated at or passed through a telephone company central office and forwards them across the company's backbone network.

digital tattoo - With more than one meaning, a digital tattoo is to a temporary tattoo that is outfitted with electronics, such as sensors or a near field communication (NFC) chip.

digital television - Digital television (DTV) is the transmission of television signals using digital rather than conventional analog methods.

digital television (DTV) - Digital television (DTV) is the transmission of television signals using digital rather than conventional analog methods.

digital terrestrial television - DTTV (digital terrestrial television, sometimes also abbreviated DTT) is digital television (DTV) broadcast entirely over earthbound circuits.

Digital Text Platform - Digital Text Platform (DTP) is Amazon.

Digital Text Platform (DTP) - Digital Text Platform (DTP) is Amazon.

digital thread - A digital thread is a strategy for connecting manufacturing systems and digitally linking a manufacturing environment from end to end.

digital to analog conversion - Digital-to-analog conversion is a process in which signals having a few (usually two) defined levels or states (digital) are converted into signals having a theoretically infinite number of states (analog).

digital transformation - Digital transformation is the incorporation of computer-based technologies into an organization's products, processes and strategies.

digital trust - Digital trust is the confidence users have in the ability of people, technology and processes to create a secure digital world.

digital twin - A digital twin is a virtual representation of a product or workflow across its lifecycle.

digital versatile disk - DVD is an optical disc technology with a 4.

digital video - Digital video is audio/visual data in a binary format.

Digital Video Broadcasting - Digital Video Broadcasting (DVB) is a set of standards that define digital broadcasting using existing satellite, cable, and terrestrial infrastructures.

Digital Video Broadcasting (DVB) - Digital Video Broadcasting (DVB) is a set of standards that define digital broadcasting using existing satellite, cable, and terrestrial infrastructures.

digital video disk - DVD is an optical disc technology with a 4.

Digital Video Express - No longer sold, Divx (Digital Video Express) was a video movie rental system for digital versatile disk -formatted disks.

Digital Video Interface - DVI (Digital Visual Interface) is a specification created by the Digital Display Working Group (DDWG) to accommodate analog and digital monitors with a single connector.

Digital Visual Interface - DVI (Digital Visual Interface) is a specification created by the Digital Display Working Group (DDWG) to accommodate analog and digital monitors with a single connector.

digital wallet - A digital wallet is a software application that serves as an electronic version of a physical wallet, digitizing credit and debit card information to enable consumers to make purchases from their smartphones.

digital wallet security - Digital wallets are used for transactions involving both conventional and digital currencies, but because the latter work differently, they require different safeguards – or at least variations on traditional security measures.

digital watermark - A forensic watermark, also called a digital watermark, is a sequence of characters or code embedded in a digital document, image, video or computer program to uniquely identify its originator and authorized user.

digital wellbeing - Digital wellbeing is a term used by health professionals, researchers and device manufacturers to describe the concept that when humans interact with technology, the experience should support mental and/or physical health in a measurable way.

digital workplace - The digital workplace is the concept that businesses should use digital transformation (DX) to align technology, employees and business processes to improve operational efficiency and meet organizational goals.

digital workspace - A digital workspace is an integrated technology framework that centralizes the management of an enterprise's applications, data and endpoints, allowing employees to collaborate and work remotely.

Digital-Advanced Mobile Phone Service - D-AMPS (Digital-Advanced Mobile Phone Service), sometimes spelled DAMPS, is a digital version of AMPS (Advanced Mobile Phone Service), the original analog standard for cellular telephone phone service in the United States.

digital-to-analog conversion - Digital-to-analog conversion is a process in which signals having a few (usually two) defined levels or states (digital) are converted into signals having a theoretically infinite number of states (analog).

digital-to-analog conversion (DAC) - Digital-to-analog conversion is a process in which signals having a few (usually two) defined levels or states (digital) are converted into signals having a theoretically infinite number of states (analog).

DigitalOcean - DigitalOcean is an Infrastructure as a Service provider for software developers.

digitization - Digitization is the process of converting information into a digital format.

digitize - Digitization is the process of converting information into a digital format.

digitizer - A digitizer tablet (also known as a digitizer or graphics tablet) is a tool used to convert hand-drawn images into a format suitable for computer processing.

digitizer software - Digitizer software is the collection of programs, processes and information used to transform and store images into a format compatible for computer processing.

digitizer tablet - A digitizer tablet (also known as a digitizer or graphics tablet) is a tool used to convert hand-drawn images into a format suitable for computer processing.

digitizer tablet (digitizer or graphics tablet) - A digitizer tablet (also known as a digitizer or graphics tablet) is a tool used to convert hand-drawn images into a format suitable for computer processing.

digitizing - Digitization is the process of converting information into a digital format.

digizine - A digizine is a magazine that is delivered in digital (electronic form) on an electronic medium, such as a CD-ROM.

DIME (Direct Internet Message Encapsulation) - DIME (Direct Internet Message Encapsulation) is a communications specification that defines a format for attaching files to Simple Object Access Protocol (SOAP) messages between application programs over the Internet.

dimension - In data warehousing, a dimension is a collection of reference information about a measurable event (fact).

dimension table - A dimension table is a table in a star schema of a data warehouse.

dimensionality reduction - Dimensionality reduction is a machine learning (ML) or statistical technique of reducing the amount of random variables in a problem by obtaining a set of principal variables.

DIMM - A DIMM (dual in-line memory module) is the standard memory card used in servers and PCs.

DIMM (dual in-line memory module) - DIMM (dual in-line memory module) is a type of computer memory that is natively 64 bits, enabling fast data transfer.

diode - A diode is a specialized electronic component with two electrodes called the anode and the cathode.

diode laser - A laser diode, also known as an injection laser or diode laser, is a semiconductor device that produces coherent radiation (in which the waves are all at the same frequency and phase) in the visible or infrared (IR) spectrum when current passes through it.

dipole antenna - A dipole antenna is a straight electrical conductor measuring 1/2 wavelength from end to end and connected at the center to a radio-frequency (RF) feed line.

direct access - In computer storage, direct access is the ability to obtain data from a storage device by going directly to where it is physically located on the device rather than by having to sequentially look for the data at one physical location after another.

Direct Access File System - Direct Access File System (DAFS) is a network file system, similar to Network File System (NFS) and Common Internet File System (CIFS), that allows applications to transfer data while bypassing operating system control, buffering, and network protocol operations that can bottleneck throughput.

Direct Access File System (DAFS) - Direct Access File System (DAFS) is a network file system, similar to Network File System (NFS) and Common Internet File System (CIFS), that allows applications to transfer data while bypassing operating system control, buffering, and network protocol operations that can bottleneck throughput.

direct access storage device - Direct access storage device (DASD, pronounced DAZ-dee), is a general term for magnetic disk storage devices.

direct air capture (DAC) - Direct air capture has historically been used in closed, manned environments where oxygen is not available from the outside world, such as submarines and space craft, to remove CO2 from the air before concentrations become too high for humans.

direct attached storage - Direct-attached storage (DAS) is computer storage that is connected to one computer and not accessible to other computers.

direct broadcast satellite - Direct broadcast satellite (DBS) refers to satellite television (TV) systems in which the subscribers, or end users, receive signals directly from geostationary satellites.

direct broadcast satellite (DBS) - Direct broadcast satellite (DBS) refers to satellite television (TV) systems in which the subscribers, or end users, receive signals directly from geostationary satellites.

direct competition - Direct competitors are businesses that offer products or services that are essentially the same; as such, they are vying for the same potential market.

direct current - DC (direct current) is the unidirectional flow or movement of electric charge carriers (which are usually electrons).

direct digital marketing - Direct digital marketing (DDM) is the electronic delivery of relevant communications to specific recipients.

direct digital marketing (DDM) - Direct digital marketing (DDM) is the electronic delivery of relevant communications to specific recipients.

direct electronic recording machines - E-voting is an election system that allows a voter to record his or her secure and secret ballot electronically.

direct email marketing - Direct email marketing is a format for email-based campaigns in which standalone advertisements are sent to a targeted list of recipients.

Direct Inward Dialing - Direct Inward Dialing (DID) is a service of a local phone company (or local exchange carrier) that provides a block of telephone numbers for calling into a company's private branch exchange (PBX) system.

Direct Inward Dialing (DID) - Direct Inward Dialing (DID) is a service of a local phone company (or local exchange carrier) that provides a block of telephone numbers for calling into a company's private branch exchange (PBX) system.

direct market reseller - A direct market reseller (DMR), also known as an e-tailer, is a company that sells directly to consumers online without operating storefront operations of any kind.

direct market reseller (DMR) - A direct market reseller (DMR), also known as an e-tailer, is a company that sells directly to consumers online without operating storefront operations of any kind.

direct marketing - Direct marketing is a type of advertising campaign that seeks to elicit an action (such as an order, a visit to a store or website or a request for further information) from a selected group of consumers in response to communication from a marketer.

Direct Memory Access - Direct Memory Access (DMA) is a capability provided by some computer bus architectures that allows data to be sent directly from an attached device (such as a disk drive) to the memory on the computer's motherboard.

Direct Memory Access (DMA) - Direct Memory Access (DMA) is a capability provided by some computer bus architectures that allows data to be sent directly from an attached device (such as a disk drive) to the memory on the computer's motherboard.

direct mobile billing - Direct mobile billing is a method of paying for merchandise by charging the purchase to a cellular telephone (mobile phone) account.

Direct Outward Dialing - Direct Outward Dialing (DOD) is a service of a local phone company (or local exchange carrier) that allows subscribers within a company's private branch exchange (PBX) system to connect to outside lines directly.

Direct Outward Dialing (DOD) - Direct Outward Dialing (DOD) is a service of a local phone company (or local exchange carrier) that allows subscribers within a company's private branch exchange (PBX) system to connect to outside lines directly.

Direct Rambus - RDRAM (Rambus Dynamic Random Access Memory) is a memory subsystem that promises to transfer up to 1.

direct sequence code division multiple access - Direct sequence spread spectrum, also known as direct sequence code division multiple access (DS-CDMA), is one of two approaches to spread spectrum modulation for digital signal transmission over the airwaves.

direct sequence spread spectrum - Direct sequence spread spectrum, also known as direct sequence code division multiple access (DS-CDMA), is one of two approaches to spread spectrum modulation for digital signal transmission over the airwaves.

direct sequence spread spectrum (DSSS) or direct sequence code division multiple access (DS-CDMA) - Direct sequence spread spectrum, also known as direct sequence code division multiple access (DS-CDMA), is one of two approaches to spread spectrum modulation for digital signal transmission over the airwaves.

direct Telnet - Reverse Telnet (sometimes called direct Telnet) is the initiation of a Telnet session from a computer system to one of its remote users.

Direct to Edit - Direct-to-Edit (DTE) is a video recording technology that converts the output of a digital video (DV) camera directly to a nonlinear editing (NLE) format that is suitable for storage on digital media such as computer hard drives.

direct-attached storage - Direct-attached storage (DAS) is computer storage that is connected to one computer and not accessible to other computers.

direct-attached storage (DAS) - Direct-attached storage (DAS) is computer storage that is connected to one computer and not accessible to other computers.

Direct-to-Consumer (D2C or DTC) - D2C (Direct-to-consumer, or Direct2Consumer) is a type of business-to-consumer (B2C) retail sales strategy where a business will build, market, sell and ship a product directly to the customer.

Direct-to-Edit - Direct-to-Edit (DTE) is a video recording technology that converts the output of a digital video (DV) camera directly to a nonlinear editing (NLE) format that is suitable for storage on digital media such as computer hard drives.

direct-to-home satellite - Direct broadcast satellite (DBS) refers to satellite television (TV) systems in which the subscribers, or end users, receive signals directly from geostationary satellites.

Direct3D - Direct3D is the Microsoft 3D application programming interface (API) component of the DirectX API package.

DirectAccess - DirectAccess is a feature introduced in Windows Server 2008 R2 and Windows 7 that uses automated IPv6 and IPSec tunnels to allow remote users to access private network resources whenever they are connected to the Internet.

directional antenna - A directional antenna is a radio-frequency (RF) wireless antenna designed to function more effectively in some directions than in others.

directional sound - Directional sound is a technology that concentrates acoustic energy into a narrow beam so that it can be projected to a discrete area, much as a laser focuses light.

Directive 95/46/EC - EU Data Protection Directive (also known as Directive 95/46/EC) is a regulation adopted by the European Union to protect the privacy and protection of all personal data collected for or about citizens of the EU, especially as it relates to processing, using or exchanging such data.

Director of Employee Engagement - Director of employee engagement is one of the job titles for an HR manager who is responsible for an organization's employee engagement strategy.

Director of First Impressions - Director of First Impressions is a job title that is increasingly replacing that of receptionist.

directory - A directory is, in general, an approach to organizing information, the most familiar example being a telephone directory.

directory climbing - Directory traversal is a form of HTTP exploit in which a hacker uses the software on a Web server to access data in a directory other than the server's root directory.

Directory Enabled Networking - Directory-Enabled Networking (DEN) is an industry-standard initiative and specification for how to construct and store information about a network's users, applications, and data in a central directory.

directory harvest attack - A directory harvest attack (DHA) is an attempt to determine the valid e-mail addresses associated with an e-mail server so that they can be added to a spam database.

directory harvest attack (DHA) - A directory harvest attack (DHA) is an attempt to determine the valid e-mail addresses associated with an e-mail server so that they can be added to a spam database.

Directory Services Markup Language - DSML (Directory Services Markup Language) is an application of the Extensible Markup Language (XML) that enables different computer network directory formats to be expressed in a common format and shared by different directory systems.

Directory Services Restore Mode (DSRM) - Directory Services Restore Mode (DSRM) is a safe mode boot option for Windows Server domain controllers.

directory traversal - Directory traversal is a form of HTTP exploit in which a hacker uses the software on a Web server to access data in a directory other than the server's root directory.

Directory-Enabled Networking - Directory-Enabled Networking (DEN) is an industry-standard initiative and specification for how to construct and store information about a network's users, applications, and data in a central directory.

DirectX - DirectX is an application program interface (API) for creating and managing graphic images and multimedia effects in applications such as games or active Web pages that will run in Microsoft's Windows operating systems.

DirSync (Windows Azure Active Directory Sync) - DirSync (Directory Synchronization) is a tool for making copies of a local directory in a hybrid cloud deployment of Microsoft Exchange.

dirty data - In a data warehouse, dirty data is a database record that contains errors.

dirty electricity - Electrical pollution is electromagnetic-field (or EM-field) energy emanating from electrical wiring.

DirXML - DirXML is Novell's directory interchange software that uses XML to keep different directories synchronized.

DISA - Defense Information Systems Agency (DISA) is a U.

disaggregated server - A disaggregated server is a server that breaks up components and resources into subsystems.

disambiguation - Disambiguation (also called word sense disambiguation) is the act of interpreting the intended sense or meaning of a word.

disappearing e-mail - Disappearing e-mail is a message sent using a type of distribution management tool for e-mail.

disassemble - In programming terminology, to disassemble is to convert a program in its executable (ready-to-run) form (sometimes called object code) into a representation in some form of assembler language so that it is readable by a human.

disassembler - In programming terminology, to disassemble is to convert a program in its executable (ready-to-run) form (sometimes called object code) into a representation in some form of assembler language so that it is readable by a human.

disaster recovery - A company's disaster recovery policy is enhanced with a documented DR plan that formulates strategies, and outlines preparation work and testing.

disaster recovery (DR) - Disaster recovery (DR) is an area of security planning that aims to protect an organization from the effects of significant negative events.

disaster recovery (DR) test - A disaster recovery test (DR test) is the examination of each step in a disaster recovery plan as outlined in an organization's business continuity/disaster recovery (BCDR) planning process.

Disaster Recovery as a Service (DRaaS) - Disaster recovery as a service (DRaaS) is the replication and hosting of physical or virtual servers by a third party to provide failover in the event of a natural catastrophe, power outage or another type of business disruption.

disaster recovery plan - A company's disaster recovery policy is enhanced with a documented DR plan that formulates strategies, and outlines preparation work and testing.

disaster recovery plan (DRP) - A disaster recovery plan (DRP) is a documented, structured approach that describes how an organization can quickly resume work after an unplanned incident.

disaster recovery planning - A company's disaster recovery policy is enhanced with a documented DR plan that formulates strategies, and outlines preparation work and testing.

disaster recovery site (DR site) - An organization uses a disaster recovery (DR) site to recover and restore its technology infrastructure and operations when its primary facility becomes unavailable.

disaster recovery team - A disaster recovery team is a group of individuals focused on planning, implementing, maintaining, auditing and testing an organization’s procedures for business continuity (BC) and recovery.

Disciplined Agile Delivery (DAD) - Disciplined Agile Delivery (DAD) is a scalable Agile software delivery framework.

discontinuous transmission - Discontinuous transmission (DTX) is a method of momentarily powering-down, or muting, a mobile or portable wireless telephone set when there is no voice input to the set.

discontinuous transmission (DTX) - Discontinuous transmission (DTX) is a method of momentarily powering-down, or muting, a mobile or portable wireless telephone set when there is no voice input to the set.

discoverability - Discoverability is the capacity of something to be found.

discoverability (in UX design) - Discoverability, in the context of product and interface design, is the degree of ease with which the user can find all the elements and features of a new system when they first encounter it.

discoverability marketing - Discoverability marketing is the practice of making it easier for customers or potential customers to find products when they are actively looking for them or have demonstrated a need for them.

discovery mailbox - A discovery mailbox is used to perform e-discovery searches for Exchange Server and Exchange Online environments.

discrete - Discrete (pronounced dihs-KREET, from the Latin discretus and perhaps discernere, meaning to separate) is an adjective meaning separate and distinct.

discrete event simulation (DES) - Discrete event simulation (DES) is the process of codifying the behavior of a complex system as an ordered sequence of well-defined events.

discrete manufacturing - Discrete manufacturing is an industry term for the manufacturing of finished products that are distinct items capable of being easily counted, touched or seen.

discrete multitone - Discrete multitone (DMT) is a method of separating a Digital Subscriber Line (DSL) signal so that the usable frequency range is separated into 256 frequency bands (or channels) of 4.

discrete multitone (DMT) - Discrete multitone (DMT) is a method of separating a Digital Subscriber Line (DSL) signal so that the usable frequency range is separated into 256 frequency bands (or channels) of 4.

discussion board - A discussion board (known also by various other names such as discussion group, discussion forum, message board, and online forum) is a general term for any online "bulletin board" where you can leave and expect to see responses to messages you have left.

discussion board (discussion group, message board, online forum) - A discussion board (known also by various other names such as discussion group, discussion forum, message board, and online forum) is a general term for any online "bulletin board" where you can leave and expect to see responses to messages you have left.

discussion group - A discussion board (known also by various other names such as discussion group, discussion forum, message board, and online forum) is a general term for any online "bulletin board" where you can leave and expect to see responses to messages you have left.

dish antenna - A dish antenna, also known simply as a dish, is common in microwave systems.

disinformation - Disinformation is a type of untrue communication that is purposefully spread and represented as truth to elicit some response that serves the perpetrator's purpose.

disintermediation - Disintermediation is giving the user or the consumer direct access to information that otherwise would require a mediator, such as a salesperson, a librarian, or a lawyer.

disjoint namespace - Disjoint namespace is an occurrence in Active Directory when a member computer with one Domain Name Service (DNS) primary suffix does not have the same DNS domain name as the domain of which the computers are members.

disk analyzer - A disk analyzer is a piece of software that checks drives for space and usage and explores files and folders visually, simplifying file cleanup and optimization.

disk array - A disk array, also called a storage array, is a data storage system used for block-based storage, file-based storage or object storage.

disk backup or disk-based backup - Disk backup, or disk-based backup, is a data backup and recovery method that backs data up to hard disk storage.

disk cache - A disk cache is a mechanism for improving the time it takes to read from or write to a hard disk.

disk cloning - Disk cloning is the act of copying the contents of a computer's hard drive.

disk duplexing - Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller.

disk image - A disk image is a copy of the entire contents of a storage device, such as a hard drive, DVD, or CD.

disk mirroring - Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller.

disk mirroring - RAID 1 is one of the most common RAID levels and the most reliable.

disk mirroring (RAID 1) - RAID 1 is one of the most common RAID levels and the most reliable.

Disk Operating System - DOS (Disk Operating System) can refer to a computer operating system that is loaded from a disk drive or to an operating system based on Microsoft Disk Operating System (MS-DOS).

Disk Partition Utility - Diskpart is a command-line utility used to manipulate disk partitions in all versions of Windows and Windows Server beginning with Windows XP and Windows Server 2003.

disk to disk to cloud - D2D2C (disk-to-disk-to-cloud) is an approach to hybrid cloud backup that involves using local storage for staging data that will eventually be sent to a third-part cloud storage service provider.

disk to disk to tape - Disk-to-disk-to-tape (D2D2T) is an approach to computer storage backup and archiving in which data is initially copied to backup storage on a disk and then later on copied again to tape.

disk-to-disk-to-cloud - D2D2C (disk-to-disk-to-cloud) is an approach to hybrid cloud backup that involves using local storage for staging data that will eventually be sent to a third-part cloud storage service provider.

disk-to-disk-to-tape - Disk-to-disk-to-tape (D2D2T) is an approach to computer storage backup and archiving in which data is initially copied to backup storage on a disk and then later on copied again to tape.

disk-to-disk-to-tape (D2D2T) - Disk-to-disk-to-tape (D2D2T) is an approach to computer storage backup and archiving in which data is initially copied to backup storage on a disk and then later on copied again to tape.

diskette - A diskette is a random access, removable data storage medium that can be used with personal computers.

diskette (floppy disk) - A diskette is a random access, removable data storage medium that can be used with personal computers.

DiskOnKey - A USB flash drive -- also known as a stick, thumb or pen drive -- is a plug-and-play portable storage device that uses flash memory and can attach to a keychain.

Diskpart - Diskpart is a command-line utility used to manipulate disk partitions in all versions of Windows and Windows Server beginning with Windows XP and Windows Server 2003.

Diskpart (Disk Partition Utility) - Diskpart is a command-line utility used to manipulate disk partitions in all versions of Windows and Windows Server beginning with Windows XP and Windows Server 2003.

disparity - Running disparity (RD or rd) is the difference between the number of logic 1 bits and logic 0 bits between the start of a data sequence and a particular instant in time during its transmission.

displacement - Displacement (symbolized d or s), also called length or distance, is a one-dimensional quantity representing the separation between two defined points.

display - A display is a computer output surface and projecting mechanism that shows text and often graphic images to the computer user, using a cathode ray tube (CRT), liquid crystal display (LCD), light-emitting diode, gas plasma, or other image projection technology.

display adapter - A video adapter (alternate terms include graphics card, display adapter, video card, video board and almost any combination of the words in these terms) is an integrated circuit card in a computer or, in some cases, a monitor that provides digital-to-analog conversion, video RAM, and a video controller so that data can be sent to a computer's display.

display mode - The term display mode refers to the characteristics of a computer display, in particular the maximum number of colors and the maximum image resolution (in pixels horizontally by pixels vertically).

display modes - The term display mode refers to the characteristics of a computer display, in particular the maximum number of colors and the maximum image resolution (in pixels horizontally by pixels vertically).

DisplayPort - DisplayPort is an interface for digital displays, particularly computer monitors.

Displays : Glossary - This glossary of common terms related to display and computer image technology is provided in a form suitable for printing.

disposable computer - A disposable computer is a small data processing device with input/output, memory, and communication capabilities; the device is intended to be used for a limited time period or number of uses and then discarded.

disposable email - What is a disposable email?Disposable email is a service that allows a registered user to receive email at a temporary address that expires after a certain time period elapses.

disposable phone number - A disposable phone number is a virtual phone number that is usable temporarily.

disruption tolerant network - A disruption-tolerant network (DTN) is a network designed so that temporary or intermittent communications problems, limitations and anomalies have the least possible adverse impact.

disruption-tolerant network - A disruption-tolerant network (DTN) is a network designed so that temporary or intermittent communications problems, limitations and anomalies have the least possible adverse impact.

disruption-tolerant network (DTN) - A disruption-tolerant network (DTN) is a network designed so that temporary or intermittent communications problems, limitations and anomalies have the least possible adverse impact.

disruptive innovation - Disruptive innovation is the introduction of a product or service into an established industry that performs better and, generally, at a lower cost than existing offerings, thereby displacing the market leaders in that particular market space and transforming the industry.

disruptive technology - A disruptive technology is one that displaces an established technology and shakes up the industry or a ground-breaking product that creates a completely new industry.

distance - Displacement (symbolized d or s), also called length or distance, is a one-dimensional quantity representing the separation between two defined points.

distance learning - Distance learning, sometimes called e-learning, is a formalized teaching and learning system specifically designed to be carried out remotely by using electronic communication.

distance learning (e-learning) - Distance learning, sometimes called e-learning, is a formalized teaching and learning system specifically designed to be carried out remotely by using electronic communication.

Distance Vector Multicast Routing Protocol - DVMRP (Distance Vector Multicast Routing Protocol) is the oldest routing protocol that has been used to support multicast data transmission over networks.

distributed - Computing is said to be "distributed" when the computer programming and data that computers work on are spread out over more than one computer, usually over a network.

distributed antenna system - A distributed antenna system (DAS) is a way to deal with isolated spots of poor coverage inside a large building by installing a network of relatively small antennas throughout the building to serve as repeaters.

distributed antenna system (DAS) - A distributed antenna system (DAS) is a way to deal with isolated spots of poor coverage inside a large building by installing a network of relatively small antennas throughout the building to serve as repeaters.

distributed applications (distributed apps) - Distributed applications (distributed apps) are applications or software that runs on multiple computers within a network at the same time and can be stored on servers or with cloud computing.

distributed authoring - WebDAV (World Wide Web Distributed Authoring and Versioning) is the Internet Engineering Task Force (IETF) standard for collaborative authoring on the Web: a set of extensions to the Hypertext Transfer Protocol (HTTP) that facilitates collaborative editing and file management between users located remotely from each other on the Internet.

distributed cache - Distributed cache is a method of configuring a data cache to span multiple servers, storing common requests and enabling quick retrieval.

distributed cloud - Distributed cloud is the application of cloud computing technologies to interconnect data and applications served from multiple geographic locations.

Distributed Component Object Model - DCOM (Distributed Component Object Model) is a set of Microsoft concepts and program interfaces in which client program objects can request services from server program objects on other computers in a network.

distributed computing - Distributed computing is a model in which components of a software system are shared among multiple computers.

Distributed Computing Environment - In network computing, DCE (Distributed Computing Environment) is an industry-standard software technology for setting up and managing computing and data exchange in a system of distributed computers.

Distributed Control Plane Architecture (DCPA) - A Distributed Control Plane Architecture (DCPA) is a network architecture that makes it possible to allocate control protocol functions across multiple processor levels in the network system.

distributed control system (DCS) - A distributed control system (DCS) is a digital automated industrial control system (ICS) that uses geographically distributed control loops throughout a factory, machine or control area.

distributed database - A distributed database is a database that consists of two or more files located in different sites either on the same network or on entirely different networks.

distributed database management system - A DDBMS (distributed database management system) is a centralized application that manages a distributed database as if it were all stored on the same computer.

distributed denial of service (DDoS) attack - A distributed denial-of-service (DDoS) attack is an attack in which multiple compromised computer systems attack a target, such as a server, website or other network resource, and cause a denial of service for users of the targeted resource.

distributed denial of service attack - A distributed denial-of-service attack occurs when an attack originates from multiple computers or devices, usually from multiple different locations or networks.

distributed denial-of-service attack - A distributed denial-of-service attack occurs when an attack originates from multiple computers or devices, usually from multiple different locations or networks.

distributed DoS attack - A distributed denial-of-service attack occurs when an attack originates from multiple computers or devices, usually from multiple different locations or networks.

distributed energy resources (DER) - Distributed energy resources (DER) are the combination of physical and virtual resources used in the production and storage of energy at or near where it will be used and separate from the main grid.

Distributed Execution Manager (DEM) - The Distributed Execution Manager is a VMware vCloud Automation Center tool that executes the business logic of custom models.

distributed file system - A distributed file system is a client/server-based application that allows clients to access and process data stored on the server as if it were on their own computer.

distributed file system (DFS) - A distributed file system is a client/server-based application that allows clients to access and process data stored on the server as if it were on their own computer.

Distributed File System Replication (DFSR) - Distributed File System Replication (DFSR) is a replication engine that organizations can use to synchronize folders for servers on network connections that have a limited bandwidth.

distributed learning - Distributed learning is a general term used to describe a multi-media method of instructional delivery that includes a mix of Web-based instruction, streaming video conferencing, face-to-face classroom time, distance learning through television or video, or other combinations of electronic and traditional educational models.

distributed ledger technology (DLT) - Distributed ledger technology (DLT) is a digital system for recording the transaction of assets in which the transactions and their details are recorded in multiple places at the same time.

Distributed Management Task Force - The Distributed Management Task Force, Inc.

Distributed Management Task Force (DMTF) - The Distributed Management Task Force, Inc.

Distributed Replicated Block Device - DRBD (Distributed Replicated Block Device) is a Linux-based software component that facilitates the replacement of shared storage systems by networked mirroring.

Distributed Resource Scheduler - VMware DRS (Distributed Resource Scheduler) is a utility that balances computing workloads with available resources in a virtualized environment.

distributed search - Distributed search is a search engine model in which the tasks of Web crawling, indexing and query processing are distributed among multiple computers and networks.

distributed tracing - Distributed tracing, also called distributed request tracing, is a method for IT and DevOps teams to monitor applications, especially those composed of microservices.

Distributed Universal Number Discovery (DUNDi) - Distributed Universal Number Discovery (DUNDi) is a peer-to-peer system for translating phone numbers and internal extensions to voice over IP (VoIP) addresses.

distributed virtual switch - A distributed virtual switch is an abstract representation of multiple hosts defining the same name, network policy and port group.

distribution - In marketing, distribution is the process of moving a product from its manufacturing source to its customers.

distribution center - A distribution center is a product storage and shipping building that stores goods a company produces.

distribution channel - A distribution channel is the network of individuals and organizations involved in getting a product or service from the producer to the customer.

distribution list - In e-mail applications, a distribution list is a group of mail recipients that is addressed as a single recipient.

distribution requirements planning (DRP) - Distribution requirements planning (DRP) is a time-based systematic process to make the delivery of goods more efficient by determining which goods, in what quantities, and at what location are required to meet anticipated demand.

distributive bargaining - Distributive bargaining is an adversarial type of negotiation in which it is assumed that any gain of a competitor is a loss to the other party.

distributive numerical control - Distributive numerical control (DNC) is a technology that allows a single computer to be networked with one or more machines that use computer numerical control (CNC).

distributive numerical control (DNC) - Distributive numerical control (DNC) is a technology that allows a single computer to be networked with one or more machines that use computer numerical control (CNC).

distributor - A distributor is an intermediary entity between a the producer of a product and another entity in the distribution channel or supply chain, such as a retailer, a value-added reseller (VAR) or a system integrator (SI).

distributor agreement (distribution agreement) - A distributor agreement, also known as a distribution agreement, is a contract between channel partners that stipulates the responsibilities of both parties.

distro - In marketing, distribution is the process of moving a product from its manufacturing source to its customers.

dither - Dithering is the attempt by a computer program to approximate a color from a mixture of other colors when the required color is not available.

dithered - Dithering is the attempt by a computer program to approximate a color from a mixture of other colors when the required color is not available.

dithering - Dithering is the attempt by a computer program to approximate a color from a mixture of other colors when the required color is not available.

diversity training - Diversity training is education about demographic differences among people.

diversity, equity and inclusion (DEI) - Diversity, equity and inclusion (DEI) is a term used to describe policies and programs that promote the representation and participation of different groups of individuals, including people of different ages, races and ethnicities, abilities and disabilities, genders, religions, cultures and sexual orientations.

division sign - The division sign resembles a dash or double dash with a dot above and a dot below.

Divx - No longer sold, Divx (Digital Video Express) was a video movie rental system for digital versatile disk -formatted disks.

DKNF - Database normalization is intrinsic to most relational database schemes.

DLC - DLC also is an abbreviation for digital loop carrier.

DLC - DLC also is an abbreviation for Data Link Control.

DLL - A dynamic link library (DLL) is a collection of small programs that can be loaded when needed by larger programs and used at the same time.

DLM - Data life cycle management (DLM) is a policy-based approach to managing the flow of an information system's data throughout its life cycle: from creation and initial storage to the time when it becomes obsolete and is deleted.

DLP - Data loss prevention (DLP) is a strategy for making sure that end users do not send sensitive or critical information outside of the corporate network.

DLT - Before the popular Linear Tape-Open Consortium came into existence, Quantum had its proprietary digital linear tape (DLT) format.

DLT (digital linear tape) - Before the popular Linear Tape-Open Consortium came into existence, Quantum had its proprietary digital linear tape (DLT) format.

DMA - Direct Memory Access (DMA) is a capability provided by some computer bus architectures that allows data to be sent directly from an attached device (such as a disk drive) to the memory on the computer's motherboard.

DMADV - DMADV is a process defined by Motorola as part of their Six Sigma management philosophy.

DMAIC (define, measure, analyze, improve, control) - DMAIC (define, measure, analyze, improve, control) is Six Sigma tool for improving an existing process.

DMB - Digital multimedia broadcasting (DMB) is the process of multicasting by satellite or terrestrial services (or a combination of both) for reception by mobile and portable devices, particularly cell phones.

DMCA - The Digital Millennium Copyright Act (DMCA) is a controversial United States digital rights management (DRM) law enacted October 28, 1998 by then-President Bill Clinton.

DMI - Desktop Management Interface (DMI) is an industry framework for managing and keeping track of hardware and software components in a system of personal computers from a central location.

DMI (Desktop Management Interface) - Desktop Management Interface (DMI) is an industry framework for managing and keeping track of hardware and software components in a system of personal computers from a central location.

DMOZ - The Open Directory Project (ODP) is a human-edited index of Web sites.

DMP - Dynamic multi-pathing (DMP) is a type of communication path control software application.

DMR - Digital rights management (DRM) is a systematic approach to copyright protection for digital media.

DMR - A direct market reseller (DMR), also known as an e-tailer, is a company that sells directly to consumers online without operating storefront operations of any kind.

DMS - The Defense Message System (DMS) is a secure X.

DMT - Discrete multitone (DMT) is a method of separating a Digital Subscriber Line (DSL) signal so that the usable frequency range is separated into 256 frequency bands (or channels) of 4.

DMTF - The Distributed Management Task Force, Inc.

DMZ - In computer networks, a DMZ (demilitarized zone), also sometimes known as a perimeter network or a screened subnetwork, is a physical or logical subnet that separates an internal local area network (LAN) from other untrusted networks, usually the internet.

DMZ (networking) - In computer networks, a DMZ (demilitarized zone), also sometimes known as a perimeter network or a screened subnetwork, is a physical or logical subnet that separates an internal local area network (LAN) from other untrusted networks -- usually the public internet.

DNA storage - DNA storage is the process of encoding and decoding binary data onto and from synthesized strands of DNA (deoxyribonucleic acid).

DNC - Distributive numerical control (DNC) is a technology that allows a single computer to be networked with one or more machines that use computer numerical control (CNC).

DNG - Digital Negative (DNG) is an imaging specification that provides for long-term storage of digital photographs generated in multiple proprietary formats.

DNIS - DNIS (Dialed Number Identification Service) is a telephone service that identifies for the receiver of a call the number that the caller dialed.

DNN Platform (DotNetNuke) - DNN Platform, formerly called DotNetNuke Community Edition, is a free, open source content management system (CMS).

DNS - The domain name system (DNS) maps internet domain names to the internet protocol network addresses they represent and allows websites to use names, rather than difficult-to-remember IP addresses.

DNS amplification attack - A DNS amplification attack is a reflection-based distributed denial of service (DDos) attack.

DNS attack - A DNS attack is an exploit in which an attacker takes advantage of vulnerabilities in the domain name system (DNS).

DNS cache poisoning - Cache poisoning, also called domain name system (DNS) poisoning or DNS cache poisoning, is the corruption of an Internet server's domain name system table by replacing an Internet address with that of another, rogue address.

DNS over HTTPS (DoH) - DNS over HTTPS (DoH) is a relatively new protocol that encrypts domain name system traffic by passing DNS queries through a Hypertext Transfer Protocol Secure encrypted session.

DNS poisoning - Cache poisoning, also called domain name system (DNS) poisoning or DNS cache poisoning, is the corruption of an Internet server's domain name system table by replacing an Internet address with that of another, rogue address.

DNS rebinding attack - DNS rebinding is an exploit in which the attacker uses JavaScript in a malicious Web page to gain control of the victim's router.

DNS redirection - DNS redirection is the controversial practice of serving a Web page to a user that is different from either the one requested or one that might reasonably be expected, such as an error page.

DNS Security Extensions - DNS Security Extensions (DNSSEC) are a set of Internet Engineering Task Force (IETF) standards created to address vulnerabilities in the Domain Name System (DNS) and protect it from online threats.

DNS Security Extensions (DNSSEC) - DNS Security Extensions (DNSSEC) are a set of Internet Engineering Task Force (IETF) standards created to address vulnerabilities in the Domain Name System (DNS) and protect it from online threats.

DNSSEC - DNS Security Extensions (DNSSEC) are a set of Internet Engineering Task Force (IETF) standards created to address vulnerabilities in the Domain Name System (DNS) and protect it from online threats.

do not call list - The "do not call" list is a registry of phone numbers in the United States that telemarketers are prohibited from calling in most circumstances.

Do Not Track (DNT) - Do Not Track (DNT) is a browser setting that sends a message to websites and advertising networks requesting that they don't track the user.

Do You Speak Geek: Famous People in IT Quiz - Test yourself.

Do you speak Geek: Internet Protocols and Technologies - A quiz about Internet protocols and technologies.

Do you speak Geek? A Vital Video Quiz - Test yourself.

Do you speak geek? Down in the engine room - Test yourself.

Do you speek Geek in the Summer? A Science Fiction Quiz - Netscape co-founder and now blogger extraordinaire Marc Andreessen took some time from his busy schedule as an entrepreneur with social networking startup Ning to name his favorite up-and-coming science fiction writers.

do-it-yourself marketing - In-house marketing is any marketing initiative that is not outsourced to a third party.

dock - In the Apple OS X operating system, the dock is a user-modifiable row of function or application icons that appear on the computer desktop so that the user can find and select any of them quickly.

Docker - Docker is an open source software platform to create, deploy and manage virtualized application containers on a common operating system (OS), with an ecosystem of allied tools.

Docker Content Trust - Docker Content Trust is a feature in the Docker containerization platform that enables remote registry content to be digitally signed, ensuring that the content is unaltered and is the most current available version when users access it.

Docker Engine - Docker Engine is the underlying client-server technology that builds and runs containers using Docker's components and services.

Docker Hub - Docker Hub is a cloud-based repository in which Docker users and partners create, test, store and distribute container images.

Docker image - A Docker image is a file, comprised of multiple layers, that is used to execute code in a Docker container.

Docker Swarm - Docker Swarm is a clustering and scheduling tool for Docker containers.

docking station - A docking station is a hardware frame and set of electrical connection interfaces that enable a notebook computer to effectively serve as a desktop computer.

DoCoMo - DoCoMo, also known as NTT DoCoMo, is a Japanese communications corporation that has introduced a line of cell phone sets that contain the equivalent of a digital smart card.

DoCoMo (NTT DoCoMo) - DoCoMo, also known as NTT DoCoMo, is a Japanese communications corporation that has introduced a line of cell phone sets that contain the equivalent of a digital smart card.

DoCoMo Packet Transmission - DoPa (DoCoMo Packet Transmission) is a packet-switched network service developed by NTT DoCoMo in Japan for Internet connection from mobile devices.

DOCSIS - Now known as CableLabs Certified Cable Modems, DOCSIS (Data Over Cable Service Interface Specifications) is a standard interface for cable modems, the devices that handle incoming and outgoing data signals between a cable TV operator and a personal or business computer or television set.

DOCSIS (Data Over Cable Service Interface Specifications) - Now known as CableLabs Certified Cable Modems, DOCSIS (Data Over Cable Service Interface Specifications) is a standard interface for cable modems, the devices that handle incoming and outgoing data signals between a cable TV operator and a personal or business computer or television set.

document - In general, a document (noun) is a record or the capturing of some event or thing so that the information will not be lost.

document capture - Document capture is any one of several processes used to convert a physical document to another format, typically a digital representation.

document lifecycle - The document lifecycle is the sequence of stages that a document goes through from its creation to its eventual archival or destruction.

document management - EDM (Electronic Document Management) is the management of different kinds of documents in an enterprise using computer programs and storage.

document metadata - Document metadata is information attached to a text-based file that may not be visible on the face of the document; documents may also contain supporting elements such as graphic images, photographs, tables and charts, each of which can have its own metadata.

Document Object Model - Document Object Model (DOM), a programming interface specification being developed by the World Wide Web Consortium (W3C), lets a programmer create and modify HTML pages and XML documents as full-fledged program objects.

Document Object Model (DOM) - Document Object Model (DOM), a programming interface specification being developed by the World Wide Web Consortium (W3C), lets a programmer create and modify HTML pages and XML documents as full-fledged program objects.

document reader - A document reader is a device that converts an electronic file or printed matter to a form suitable for use by people with visual impairment.

document sanitization - In addition to making sure the document text doesn’t openly divulge anything it shouldn’t, document sanitization includes removing document metadata that could pose a privacy or security risk.

Document Type Definition - A Document Type Definition (DTD) is a specific document defining and constraining definition or set of statements that follow the rules of the Standard Generalized Markup Language (SGML) or of the Extensible Markup Language (XML), a subset of SGML.

Document Type Definition (DTD) - A Document Type Definition (DTD) is a specific document defining and constraining definition or set of statements that follow the rules of the Standard Generalized Markup Language (SGML) or of the Extensible Markup Language (XML), a subset of SGML.

document-oriented database - A document-oriented database is a type of NoSQL database in which data is stored in binary document files.

documentation - In computer hardware and software product development, documentation is the information that describes the product to its users.

DOD - Direct Outward Dialing (DOD) is a service of a local phone company (or local exchange carrier) that allows subscribers within a company's private branch exchange (PBX) system to connect to outside lines directly.

Dodd-Frank Act - The Dodd-Frank Act (fully known as the Dodd-Frank Wall Street Reform and Consumer Protection Act) is a United States federal law that places regulation of the financial industry in the hands of the government.

dogfood - Dogfood is an expression that means to use the product or service that you are trying to sell.

DOI - A DOI (digital object identifier) is a permanent identifier given to a Web file or other Internet document so that if its Internet address changes, users will be redirected to its new address.

Dolby Digital - AC-3, also known as Dolby Digital, is a perceptual digital audio coding technique that reduces the amount of data needed to produce high-quality sound.

Dolby Digital - Dolby Digital, formerly known as AC-3, is a digital audio coding technique that reduces the amount of data needed to produce high quality sound.

dollarization - Dollarization is the adoption of a foreign country’s currency as legal tender for monetary transactions.

Dolly - Dolly, also called Digital Dolly, is a program that can quickly clone (copy) drives to drives, drives to files, files to drives, or files to files.

Dolly (Digital Dolly) - Dolly, also called Digital Dolly, is a program that can quickly clone (copy) drives to drives, drives to files, files to drives, or files to files.

Dolly the sheep - Dolly, also called Digital Dolly, is a program that can quickly clone (copy) drives to drives, drives to files, files to drives, or files to files.

DOLS - Domino Off-Line Services (DOLS) is an add-on toolkit, based on Domino replication and security features, that allows users to access and interact with Domino Web applications through a browser without requiring a network connection, and to synchronize changes to source data when they reconnect.

DOM - Document Object Model (DOM), a programming interface specification being developed by the World Wide Web Consortium (W3C), lets a programmer create and modify HTML pages and XML documents as full-fledged program objects.

domain - In general, a domain is an area of control or a sphere of knowledge.

domain controller - Primary domain controller (PDC) and backup domain controller (BDC) are roles that can be assigned to a server in a network of computers that use the Windows NT operating system.

domain fluxing - Domain fluxing is a technique used by botnet operators for their command-and-control infrastructures to avoid detection by security technologies and researchers attempting to shut their botnets down.

domain generation algorithm (DGA) - A domain generation algorithm or DGA is a computer program used to create domain names, typically for the purpose of propagating remotely controlled Web-based malware.

domain kiting - Domain kiting is the practice of repeatedly registering and deleting a domain name so that the registrant can, in effect, own the domain name without paying for it.

domain model - In agile software development, a domain model describes the application domain responsible for creating a shared language between business and IT.

domain name - A domain name locates an organization or other entity on the Internet.

domain name system - The domain name system (DNS) maps internet domain names to the internet protocol network addresses they represent and allows websites to use names, rather than difficult-to-remember IP addresses.

domain name system (DNS) - The domain name system (DNS) is a naming database in which internet domain names are located and translated into internet protocol (IP) addresses.

domain name system poisoning - Cache poisoning, also called domain name system (DNS) poisoning or DNS cache poisoning, is the corruption of an Internet server's domain name system table by replacing an Internet address with that of another, rogue address.

domain rotation - Domain rotation is a technique use by malware distributors to drive traffic from multiple domains to a single IP address that is controlled by the distributor.

domain specific language (DSL) - A domain specific language (DSL) is a programming language developed to address an aspect within a specific domain.

domain tasting - Domain tasting is the practice of purchasing numerous available domain names and then exploiting a five-day grace period to determine which names would be profitable to own.

Domain-based Message Authentication, Reporting and Conformance (DMARC) - Domain-based Message Authentication, Reporting and Conformance (DMARC) is an email authentication and reporting protocol designed to help ensure the authenticity of the sender’s identity.

domain-driven design (DDD) - Domain-driven design (DDD) is a software development philosophy centered around the domain, or sphere of knowledge, of those that use it.

DomainKeys - DomainKeys is an anti-spam software application in development at Yahoo that uses a form of public key cryptography to authenticate the sender's domain.

domestic outsourcing - Onshore outsourcing (also called domestic outsourcing) is the obtaining of services from someone outside a company but within the same country.

Domino - Domino is the name of the applications and messaging server program for the Lotus Corporation's Lotus Notes product, a sophisticated groupware application that is installed in many corporations.

Domino Extensible Language - DXL (Domino Extensible Language) is a specific version of Extensible Markup Language (XML) for Lotus Domino data.

Domino Off Line Services - Domino Off-Line Services (DOLS) is an add-on toolkit, based on Domino replication and security features, that allows users to access and interact with Domino Web applications through a browser without requiring a network connection, and to synchronize changes to source data when they reconnect.

Domino Off-Line Services - Domino Off-Line Services (DOLS) is an add-on toolkit, based on Domino replication and security features, that allows users to access and interact with Domino Web applications through a browser without requiring a network connection, and to synchronize changes to source data when they reconnect.

Domino Off-Line Services (DOLS) - Domino Off-Line Services (DOLS) is an add-on toolkit, based on Domino replication and security features, that allows users to access and interact with Domino Web applications through a browser without requiring a network connection, and to synchronize changes to source data when they reconnect.

dongle - A dongle (pronounced DONG-uhl) is a mechanism for ensuring that only authorized users can copy or use specific software applications, especially very expensive programs.

DoPa - DoPa (DoCoMo Packet Transmission) is a packet-switched network service developed by NTT DoCoMo in Japan for Internet connection from mobile devices.

dopamine-driven feedback loop - A dopamine-driven feedback loop is a self-perpetuating circuit fueled by the way the neurotransmitter works with the brain’s reward system.

Doppler effect - The frequency and wavelength of an electromagnetic field are affected by relative motion.

DOS - DOS (Disk Operating System) can refer to a computer operating system that is loaded from a disk drive or to an operating system based on Microsoft Disk Operating System (MS-DOS).

DoS - A denial-of-service attack is a security event that occurs when an attacker prevents legitimate users from accessing specific computer systems, devices, services or other IT resources.

DOS (Disk Operating System) - DOS (Disk Operating System) can refer to a computer operating system that is loaded from a disk drive or to an operating system based on Microsoft Disk Operating System (MS-DOS).

DOS Cheat Sheets - Although you may not use it on a daily basis, DOS can be very handy from time to time.

DOS Protected Mode Interface - DPMI (DOS Protected Mode Interface) is a program interface that allows an application program running under the Disk Operating System (DOS) to take advantage of a DOS extender, which lets the program address a larger range of random access memory (RAM) than the 640 kilobytes to which PC programs are basically constrained.

DOS Protected Mode Interface (DPMI) - DPMI (DOS Protected Mode Interface) is a program interface that allows an application program running under the Disk Operating System (DOS) to take advantage of a DOS extender, which lets the program address a larger range of random access memory (RAM) than the 640 kilobytes to which PC programs are basically constrained.

Dossia - Dossia is a Web-based framework for storing and managing personal health records (PHR).

dot address - Tip:To find out the dot address (such as 205.

dot NET - .NET is both a business strategy from Microsoft and its collection of programming support for Web services.

dot pitch - The dot pitch specification for a display monitor tells you how sharp the displayed image can be.

dot product - The dot product, also called the scalar product, of two vectors is a number (scalar quantity) obtained by performing a specific operation on the vector components.

dot product (scalar product) - The dot product, also called the scalar product, of two vectors is a number (scalar quantity) obtained by performing a specific operation on the vector components.

dot-com bubble - The dot-com bubble, also referred to as the Internet bubble, refers to the period between 1995 and 2000 when investors pumped money into Internet-based startups in the hopes that these fledgling companies would soon turn a profit.

DOT4 - DOT4 is a protocol that allows a device that is part of a multifunction peripheral (MFP) to send and receive multiple data packets simultaneously across a single physical channel to other devices on the MFP.

dotcom - A dotcom is any Web site intended for business use and, in some usages, it's a term for any kind of Web site.

dots per inch - In computers, dots per inch (dpi) is a measure of the sharpness (that is, the density of illuminated points) on a display screen.

dots per inch - Test yourself.

dots per inch (dpi) - In computers, dots per inch (dpi) is a measure of the sharpness (that is, the density of illuminated points) on a display screen.

dotted quad - Tip:To find out the dot address (such as 205.

double blind test - Double blind test is an experiment where both the subject and observer are unaware that the exercise in practice is a test.

double data rate SDRAM - DDR SDRAM (double data rate SDRAM) is synchronous dynamic RAM (SDRAM) that can theoretically improve memory clock speed to at least 200 MHz*.

double data rate synchronous dynamic random access memory - DDR SDRAM (double data rate SDRAM) is synchronous dynamic RAM (SDRAM) that can theoretically improve memory clock speed to at least 200 MHz*.

Double Density CD - Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data).

Double Density Compact Disk - Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data).

double factorial - The double factorial, symbolized by two exclamation marks (!!), is a quantity defined for all integers greater than or equal to -1.

double integral sign - The double integral sign is used to indicate mathematical integration performed twice in succession.

Double-Density Compact Disk - Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data).

Double-Density Compact Disk (DDCD) - Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data).

double-parity RAID - Double-parity RAID (redundant array of independent disks), also called diagonal-parity RAID, Advanced Data Guarding (RAID_ADG), or RAID-6, is a method of protecting against multiple storage drive failures by creating two sets of parity data on an array of hard disks.

double-slit experiment - The double-slit experiment is a nineteenth-century investigation into the properties of light that has since been found to demonstrate both the duality of photons and the concepts of superposition and quantum interference.

doubler - A doubler is an electronic device that doubles the frequency of an input signal.

doublewhack - Googlewhacking is the challenging pursuit of searching the popular Google search engine with a two-word or more search argument that will produce exactly (no less and no more than) one result.

Dovetail Software - Dovetail Software is a software vendor based in Austin, Texas, that specializes in providing web-based HR and help desk software to businesses in the United States and internationally.

down converter - An HD (high-definition) downconverter is a device that converts high-definition television (HDTV) video to standard-definition video that can be viewed on conventional television (TV) receivers or computer monitors, or recorded on DVD.

downconverter - An HD (high-definition) downconverter is a device that converts high-definition television (HDTV) video to standard-definition video that can be viewed on conventional television (TV) receivers or computer monitors, or recorded on DVD.

downcycling - Downcycling is a recycling practice that involves breaking an item down into its component elements or materials.

downlink - These terms should not be confused with downstream and upstream.

downlink and uplink - These terms should not be confused with downstream and upstream.

download - Downloading is the transmission of a file from one computer system to another, usually smaller computer system.

download pop up - A pop-up download (sometimes called a download pop-up) is a pop-up window that asks the user to download a program to their computer's hard drive.

download pop-up - A pop-up download (sometimes called a download pop-up) is a pop-up window that asks the user to download a program to their computer's hard drive.

downloading - Downloading is the transmission of a file from one computer system to another, usually smaller computer system.

downsizing - In a business enterprise, downsizing is reducing the number of employees on the operating payroll.

downstream - This term should not be confused with downlink.

downtime - Uptime is a computer industry term for the time during which a computer is operational.

doxing - Doxing is the act of gathering information about a target individual or organization and making it public.

doxware (extortionware) - Doxware, also known as extortionware, is an exploit in which the attacker accesses the target's sensitive data and threatens to publish it if the victim does not meet his demands.

DPA - A differential power analysis (DPA) attack is an exploit based on analysing the correlation between the electricity usage of a chip in a smart card and the encryption key it contains.

DPA 1998 - The Data Protection Act 1998 (DPA 1998) is an act of the United Kingdom (UK) Parliament defining the ways in which information about living people may be legally used and handled.

DPA2 - A differential power analysis (DPA) attack is an exploit based on analysing the correlation between the electricity usage of a chip in a smart card and the encryption key it contains.

DPI - Deep packet inspection (DPI) is an advanced method of examining and managing network traffic.

dpi - In computers, dots per inch (dpi) is a measure of the sharpness (that is, the density of illuminated points) on a display screen.

DPL - Digital Powerline (DPL) technology provides the transmission of data to users over the same lines that bring electric power to homes and businesses.

DPM - Data protection management (DPM) is the administration of backup processes to ensure that tasks run on schedule, and that data is securely backed up and recoverable.

DPMI - DPMI (DOS Protected Mode Interface) is a program interface that allows an application program running under the Disk Operating System (DOS) to take advantage of a DOS extender, which lets the program address a larger range of random access memory (RAM) than the 640 kilobytes to which PC programs are basically constrained.

DQA - Data quality is a perception or an assessment of data's fitness to serve its purpose in a given context.

DRA - A data recovery agent (DRA) is a Microsoft Windows user who has been granted the right to decrypt data that was encrypted by other users.

draft document - A working draft (sometimes called a draft document) is a type of technical report that is a work in progress, a preliminary form of a possible future document.

DRAM - Dynamic random access memory (DRAM) is a common type of random access memory (RAM) used in personal computers, workstations and servers.

DRAM (dynamic random access memory) - Dynamic random access memory (DRAM) is a type of semiconductor memory that is typically used for the data or program code needed by a computer processor to function.

DRBD - DRBD (Distributed Replicated Block Device) is a Linux-based software component that facilitates the replacement of shared storage systems by networked mirroring.

DRBD (Distributed Replicated Block Device) - DRBD (Distributed Replicated Block Device) is a Linux-based software component that facilitates the replacement of shared storage systems by networked mirroring.

DRDRAM - RDRAM (Rambus Dynamic Random Access Memory) is a memory subsystem that promises to transfer up to 1.

DRDRAM (Rambus Dynamic Random Access Memory) - RDRAM (Rambus Dynamic Random Access Memory) is a memory subsystem that promises to transfer up to 1.

Dridex malware - Dridex is a form of malware that targets its victim's banking information.

drilldown - As currently used in information technology, to drill down (verb) is to focus in on something.

drip marketing - Drip marketing is a method involving periodic small releases of promotional materials over time.

drive-by download - A drive-by download is a program that is automatically downloaded to your computer without your consent or even your knowledge.

drive-by pharming - Drive-by pharming is a vulnerability exploitation method in which the attacker takes advantage of an inadequately unprotected broadband router to gain access to user data.

drive-by spamming - Drive-by spamming is a variation of drive-by hacking in which the perpetrators gain access to a vulnerable wireless local area network (WLAN) and use that access to send huge volumes of spam.

driveby download - A drive-by download is a program that is automatically downloaded to your computer without your consent or even your knowledge.

driver - A driver is a program that interacts with a particular device or special (frequently optional) kind of software.

driver assistance - Driver assistance, also known as advanced driver-assistance systems (ADAS), are technologies used to make motor vehicle travel safer by automating, improving or adapting some or all of the tasks involved in operating a vehicle.

driver development kit - A driver development kit (DDK) is a set of programs and related files that are used to develop a new software or hardware driver or to update an existing legacy application driver for an operating system.

driver development kit (DDK) - A driver development kit (DDK) is a set of programs and related files that are used to develop a new software or hardware driver or to update an existing legacy application driver for an operating system.

Driver's Privacy Protection Act (DPPA) - The Driver's Privacy Protection Act (DPPA) is a United States federal law designed to protect the personal information of licensed drivers from improper use or disclosure.

driver-based planning - Driver-based planning is an approach to management that identifies an organization's key business drivers and creates a series of business plans that mathematically model how those things most necessary for the organization's success would be affected by different variables.

DRM - Digital rights management (DRM) is a systematic approach to copyright protection for digital media.

DRM - Device relationship management (DRM) is enterprise software that enables the monitoring, managing, and servicing of intelligent devices over the Internet.

drobo - A backup robot is an automated external USB storage device that supports multiple removable SATA hard drives.

drone (UAV) - A drone, in technological terms, is an unmanned aircraft.

drone glasses (drone goggles) - Drone glasses are eyewear that gives someone flying an unmanned aerial vehicle (UAV) a first-person view of where the drone flies.

drone journalism - Drone journalism is the capture of still images and video by remotely operated or autonomous drones (more formally known as unmanned aerial vehicles or UAV) to record events for report by news agencies and citizen media.

drone photography - Drone photography is the capture of still images and video by a remotely-operated or autonomous unmanned aerial vehicle (UAV), also known as an unmanned aircraft system (UAS) or, more commonly, as a drone.

drone services (UAV services) - Drone services, also known as unmanned aerial vehicle (UAV) services, is the emerging market for services built around flying robots that can be remote-controlled or flown autonomously using software-controlled flight plans in their embedded systems.

drone surveillance - Drone surveillance is the use of unmanned aerial vehicles (UAV) to capture of still images and video to gather information about specific targets, which might be individuals, groups or environments.

dronie - A dronie is a self-portrait photograph (selfie) still or, more commonly, video recorded by a camera attached to a personal drone.

DROP - DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions.

DROP (delivery of real-time execution information protocol) - DROP (delivery of real-time execution information protocol) is a feature of various NASDAQ (National Association of Securities Dealers Automated Quotations) protocols that allows a subscriber to continuously view vital information about trades including the date and time, the participants (by symbol or icon), order identification data, condensed descriptions, the exchange prices and relevant commissions.

drop shadow - In graphic design, a drop shadow is an effect where an image is repeated behind itself to create the illusion that the image is floating over its background.

drop-down menu - A menu is a set of options presented to the user of a computer application to help the user find information or execute a program function.

Dropbox - Dropbox is a cloud storage provider (sometimes referred to as an online backup service) that is frequently used as a file-sharing service.

dropout - Dropout refers to data, or noise, that's intentionally dropped from a neural network to improve processing and time to results.

dropper - A dropper is a small helper program that facilitates the delivery and installation of malware.

dropshipping - Dropshipping is an e-commerce retail model that allows stores to sell products without keeping any physical inventory.

DRP - A company's disaster recovery policy is enhanced with a documented DR plan that formulates strategies, and outlines preparation work and testing.

DRS - VMware DRS (Distributed Resource Scheduler) is a load balancing utility that assigns and moves computing workloads to available hardware resources in a virtualized environment.

DRTC (Don't read the comments) - DRTC is an initialism for "Don't read the comments.

Drupal - Drupal is free, open source software that can be used by individuals or groups of users -- even those lacking technical skills -- to easily create and manage many types of Web sites.

Druva - Druva is a cloud data protection and management software company based in Sunnyvale, Calif.

DRY principle - The DRY (don't repeat yourself) principle is a best practice in software development that recommends software engineers to do something once, and only once.

DS - Differentiated Services (DiffServ, or DS) is a protocol for specifying and controlling network traffic by class so that certain types of traffic get precedence - for example, voice traffic, which requires a relatively uninterrupted flow of data, might get precedence over other kinds of traffic.

DS (digital signal) levels - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DS-CDMA - Direct sequence spread spectrum, also known as direct sequence code division multiple access (DS-CDMA), is one of two approaches to spread spectrum modulation for digital signal transmission over the airwaves.

DS0 - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DS1 - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DS2 - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DS3 - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DS4 - Digital signal X is a term for the series of standard digital transmission rates or levels based on DS0, a transmission rate of 64 kilobits per second (Kbps), the bandwidth normally used for one telephone voice channel.

DSC pull server - A DSC pull server (desired state configuration pull server) is an automation server that allows configurations to be maintained on many servers, computer workstations and devices across a network.

DSCI - The Data Security Council of India (DSCI) is a not-for-profit organization created to promote the country as a secure destination for information technology (IT) outsourcing.

DSL: Glossary - This is glossary of DSL (Digital Subscriber Line) terms, formatted as a handy, easily printable page of brief definitions.

DSLAM (Digital Subscriber Line Access Multiplexer) - A DSLAM (Digital Subscriber Line Access Multiplexer) is a network device, usually at a telephone company central office, that receives signals from multiple customer Digital Subscriber Line (DSL) connections and puts the signals on a high-speed backbone line using multiplexing techniques.

DSML - DSML (Directory Services Markup Language) is an application of the Extensible Markup Language (XML) that enables different computer network directory formats to be expressed in a common format and shared by different directory systems.

DSML (Directory Services Markup Language) - DSML (Directory Services Markup Language) is an application of the Extensible Markup Language (XML) that enables different computer network directory formats to be expressed in a common format and shared by different directory systems.

DSN - A data source name (DSN) is a data structure that contains the information about a specific database that an Open Database Connectivity (ODBC) driver needs in order to connect to it.

DSN - The Deep Space Network (DSN) is a sophisticateddata communications system used by the U.

DSNG - Satellite news gathering (SNG) is the use of mobile communications equipment for the purpose of worldwide newscasting.

DSO exploit - A data source object (DSO) exploit is a form of spyware that takes advantage of data binding to gain access to the hard drive of a computer connected to the Internet.

DSO exploit (data source object exploit) - A data source object (DSO) exploit is a form of spyware that takes advantage of data binding to gain access to the hard drive of a computer connected to the Internet.

DSP - Digital signal processing (DSP) refers to various techniques for improving the accuracy and reliability of digital communications.

DSR - Demand signal repository (DSR) is a database that aggregates sales data at the point of sale (POS).

DSR - Dynamic Source Routing (DSR) is a self-maintaining routing protocol for wireless networks.

DSRC - RFID (radio frequency identification) is a form of wireless communication that incorporates the use of electromagnetic or electrostatic coupling in the radio frequency portion of the electromagnetic spectrum to uniquely identify an object, animal or person.

DSS - A decision support system (DSS) is a computer program application that analyzes business data and presents it so that users can make business decisions more easily.

DSS - Digital Signature Standard (DSS) is the digital signature algorithm(DSA) developed by the U.

DSSS - Direct sequence spread spectrum, also known as direct sequence code division multiple access (DS-CDMA), is one of two approaches to spread spectrum modulation for digital signal transmission over the airwaves.

DSSSL (Document Style Semantics and Specification Language) - DSSSL (Document Style Semantics and Specification Language) is a standard for the processing of SGML (Standard Generalized Markup Language) documents.

DST - Daylight Saving Time (DST) is the practice of turning the clock ahead as warmer weather approaches and back as it becomes colder again so that people will have one more hour of daylight in the afternoon and evening during the warmer season of the year.

DST patch - A Daylight Saving Time patch is a modular piece of code created to update systems, devices and programs for compatibility with new start and end dates for Daylight Saving Time (DST) in the United States, Canada and Bermuda.

DSTP - DSTP (Data Space Transfer Protocol) is a protocol that is used to index and retrieve data from a number of databases, files, and other data structures using a key that can find all the related data about a particular object across all of the data.

DSTP (Data Space Transfer Protocol) - DSTP (Data Space Transfer Protocol) is a protocol that is used to index and retrieve data from a number of databases, files, and other data structures using a key that can find all the related data about a particular object across all of the data.

DSU - A CSU/DSU (Channel Service Unit/Data Service Unit) is a hardware device about the size of an external modem that converts a digital data frame from the communications technology used on a local area network (LAN) into a frame appropriate to a wide-area network (WAN) and vice versa.

DT Code of Practice - ISO/IEC 17799: Code of Practice for Information Security Management is a generic set of best practices for the security of information systems.

DTD - A Document Type Definition (DTD) is a specific document defining and constraining definition or set of statements that follow the rules of the Standard Generalized Markup Language (SGML) or of the Extensible Markup Language (XML), a subset of SGML.

DTE - Direct-to-Edit (DTE) is a video recording technology that converts the output of a digital video (DV) camera directly to a nonlinear editing (NLE) format that is suitable for storage on digital media such as computer hard drives.

DTE - In computer data transmission, DTE (Data Terminal Equipment) is the RS-232C interface that a computer uses to exchange data with a modem or other serial device.

DTE (Data Terminal Equipment) - In computer data transmission, DTE (Data Terminal Equipment) is the RS-232C interface that a computer uses to exchange data with a modem or other serial device.

DTH - Direct broadcast satellite (DBS) refers to satellite television (TV) systems in which the subscribers, or end users, receive signals directly from geostationary satellites.

DTMF - DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone's touch keys.

DTMF (dual tone multi frequency) - DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone's touch keys.

DTN - A disruption-tolerant network (DTN) is a network designed so that temporary or intermittent communications problems, limitations and anomalies have the least possible adverse impact.

DTP - Digital Text Platform (DTP) is Amazon.

DTR - Definition: data transfer rate (DTR) is the amount of digital data that is moved from one place to another in a given time.

DTTV - DTTV (digital terrestrial television, sometimes also abbreviated DTT) is digital television (DTV) broadcast entirely over earthbound circuits.

DTTV (digital terrestrial television) - DTTV (digital terrestrial television, sometimes also abbreviated DTT) is digital television (DTV) broadcast entirely over earthbound circuits.

DTV - Digital television (DTV) is the transmission of television signals using digital rather than conventional analog methods.

DTV up converter - An HD (high-definition) upconverter, also known as a digital television (DTV) upconverter, is a device that converts the digital data on a DVD to a format that can be viewed directly on a high-definition television (HDTV) receiver without intermediate conversion to an analog signal.

DTV upconverter - An HD (high-definition) upconverter, also known as a digital television (DTV) upconverter, is a device that converts the digital data on a DVD to a format that can be viewed directly on a high-definition television (HDTV) receiver without intermediate conversion to an analog signal.

DTX - Discontinuous transmission (DTX) is a method of momentarily powering-down, or muting, a mobile or portable wireless telephone set when there is no voice input to the set.

dual boot - A dual boot system is a computer system in which two operating systems are installed on the same hard drive, allowing either operating system to be loaded and given control.

dual core - A multi-core processor is an integrated circuit (IC) to which two or more processors have been attached for enhanced performance, reduced power consumption, and more efficient simultaneous processing of multiple tasks.

dual core processing - A multi-core processor is an integrated circuit (IC) to which two or more processors have been attached for enhanced performance, reduced power consumption, and more efficient simultaneous processing of multiple tasks.

dual core processor - A multi-core processor is an integrated circuit (IC) to which two or more processors have been attached for enhanced performance, reduced power consumption, and more efficient simultaneous processing of multiple tasks.

dual in line memory module - A DIMM (dual in-line memory module) is the standard memory card used in servers and PCs.

dual in-line memory module - A DIMM (dual in-line memory module) is the standard memory card used in servers and PCs.

dual layer magnetic tape - Dual-layer magnetic tape, also known as dual-side magnetic tape, is a high-density storage medium capable of holding far more data than conventional tape backup.

dual persona (mobile device management) - Dual persona, in a mobile management context, is the provisioning and maintenance of two separate and independent end user environments on a single mobile device.

dual side magnetic tape - Dual-layer magnetic tape, also known as dual-side magnetic tape, is a high-density storage medium capable of holding far more data than conventional tape backup.

dual sourcing - Dual sourcing is the supply chain management practice of using two suppliers for a given component, raw material, product or service.

dual tone multi frequency - DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone's touch keys.

dual Wi-Fi antenna - A dual Wi-Fi antenna is a pair of identical antennas on a wireless router or Wi-Fi-equipped device, intended to eliminate signal fading and dead spots.

dual-carbon battery - Dual-carbon batteries are a new energy storage technology that uses a form of carbon for both the anode and the cathode.

dual-layer magnetic tape - Dual-layer magnetic tape, also known as dual-side magnetic tape, is a high-density storage medium capable of holding far more data than conventional tape backup.

dual-side magnetic tape - Dual-layer magnetic tape, also known as dual-side magnetic tape, is a high-density storage medium capable of holding far more data than conventional tape backup.

dual-SIM phone - A dual SIM phone is a mobile phone, typically a smart phone, with the capacity to use two subscriber identity module (SIM) cards.

Dublin Core - Dublin Core is an initiative to create a digital "library card catalog" for the Web.

DuckDuckGo - DuckDuckGo (DDG) is a general search engine designed to protect user privacy, while avoiding the skewing of search results that can happen because of personalized search (sometimes referred to as a filter bubble).

duct tape marketing - In-house marketing is any marketing initiative that is not outsourced to a third party.

ducting (data center cooling) - Ducting is the use of a metal or plastic pipe to carry air from one place to another.

due diligence - Due diligence definition: Due diligence is the process of systematically researching and verifying the accuracy of a particular statement.

due process - Due process is a legal principle designed to protect the rights of citizens to fair treatment at the hands of the government.

duh - In general, duh (pronounced DUH, prolonging the UH, pitching the voice a bit low, and inflecting it with an intonation of imbecility or sarcasm or both, depending on the usage) is a colloquial comment on one's (or someone else's) lack of knowledge or brain power.

dumb - A dumb network is one that provides the physical interconnection between nodes but not much processing to support signaling.

dumb network - A dumb network is one that provides the physical interconnection between nodes but not much processing to support signaling.

dumb terminal - In data communications, a terminal is any device that terminates one end (sender or receiver) of a communicated signal.

dumbphone (dumb phone) - A dumbphone (also seen as dumb phone) is a mobile telephone that, unlike a smartphone, has little-to-no computing or internet capacity.

dump site - A topsite is a stringently protected underground FTP server at the top of the distribution chain for pirated content, such as movies, music, games, and software.

dumpster diving - Dumpster diving is looking for treasure in someone else's trash.

Dunning-Kruger effect - The Dunning-Kruger effect is a cognitive bias that leads incompetent people to overestimate their own intelligence and capability.

Duo Security - Duo Security is a vendor of cloud-based two-factor authentication products.

duopoly - A duopoly is a scenario in which two companies dominate the market for a product or service.

duotone - In graphic design, a duotone is an image composed of two colors.

duplex - In telecommunication, duplex communication means that both ends of the communication can send and receive signals at the same time.

Duqu - Duqu is a remote access Trojan (RAT) that is designed to steal data from computers it infects.

Duqu (W32.Duqu) - Duqu is a remote access Trojan (RAT) that is designed to steal data from computers it infects.

durability - ACID (atomicity, consistency, isolation, and durability) is an acronym and mnemonic device for learning and remembering the four primary attributes ensured to any transaction by a transaction manager (which is also called a transaction monitor).

duty cycle - Duty cycle is the proportion of time during which a component, device, or system is operated.

DVB - Digital Video Broadcasting (DVB) is a set of standards that define digital broadcasting using existing satellite, cable, and terrestrial infrastructures.

DVD - DVD is an optical disc technology with a 4.

DVD (digital video disk) - DVD is an optical disc technology with a 4.

DVD A - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD Audio - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD Forum - The DVD Forum is an international organization made up of companies using or manufacturing digital versatile disc (DVD)-related products.

DVD-A - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD-Audio - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD-Audio (DVD-A) - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD-AudioV - DVD-Audio (DVD-A) is a Digital Versatile Disc (DVD) format, developed by Panasonic, that is specifically designed to hold audio data, and particularly, high-quality music.

DVD-RAM - DVD-RAM is a DVD(optical disc) technology for high-capacity data storage for computers.

DVI - DVI (Digital Visual Interface) is a specification created by the Digital Display Working Group (DDWG) to accommodate analog and digital monitors with a single connector.

DVI (Digital Visual Interface) - DVI (Digital Visual Interface) is a specification created by the Digital Display Working Group (DDWG) to accommodate analog and digital monitors with a single connector.

DVMRP - DVMRP (Distance Vector Multicast Routing Protocol) is the oldest routing protocol that has been used to support multicast data transmission over networks.

DVMRP (Distance Vector Multicast Routing Protocol) - DVMRP (Distance Vector Multicast Routing Protocol) is the oldest routing protocol that has been used to support multicast data transmission over networks.

Dvorak keyboard - The Dvorak (pronounced duh-VOR-ak, not like the Czech composer) keyboard is a typewriter key arrangement that was designed to be easier to learn and use than the standard QWERTY keyboard.

DWPD (device/drive writes per day) - DWPD tells the customer how many times he can expect to overwrite the entire capacity of a solid state drive before it becomes unreliable.

DXL - DXL (Domino Extensible Language) is a specific version of Extensible Markup Language (XML) for Lotus Domino data.

DXL (Domino Extensible Language) - DXL (Domino Extensible Language) is a specific version of Extensible Markup Language (XML) for Lotus Domino data.

dynamic - In general, dynamic means energetic, capable of action and/or change, or forceful, while static means stationary or fixed.

dynamic analysis - Dynamic analysis is the testing and evaluation of a program based on execution with selected data.

dynamic and static - In general, dynamic means energetic, capable of action and/or change, or forceful, while static means stationary or fixed.

dynamic application security testing (DAST) - A dynamic application security test (DAST) is a program used by developers to analyze a web application (web app), while in runtime, and identify any security vulnerabilities or weaknesses.

Dynamic ARP Inspection (DAI) - Dynamic ARP Inspection (DAI) is a security feature that verifies address resolution protocol (ARP) requests and responses in a network.

dynamic backup - Hot data backups are the standard for most database backups, as users can stay online while they are performed.

dynamic BPM - Dynamic business process management (BPM) is an approach designed to allow business processes to adjust quickly to changing business needs.

dynamic BPM (business process management) - Dynamic business process management (BPM) is an approach designed to allow business processes to adjust quickly to changing business needs.

dynamic business process management - Dynamic business process management (BPM) is an approach designed to allow business processes to adjust quickly to changing business needs.

dynamic case management - Dynamic case management (DCM) is the handling of case-based work through the use of technologies that automate and streamline aspects of each case.

dynamic case management (DCM) - Dynamic case management (DCM) is the handling of case-based work through the use of technologies that automate and streamline aspects of each case.

Dynamic Data Exchange - In the Windows, OS/2, and (with third-party development kits) other operating systems, Dynamic Data Exchange (DDE) allows information to be shared or communicated between programs.

Dynamic Data Exchange (DDE) - In the Windows, OS/2, and (with third-party development kits) other operating systems, Dynamic Data Exchange (DDE) allows information to be shared or communicated between programs.

dynamic DNS service - A dynamic DNS (domain name system) service is a company that charges a small fee to allow a user connecting to the Internet with a dynamic IP address to be able to use applications that require a static IP address.

dynamic fonts - Dynamic fonts are a feature of Netscape's Communicator suite of products that enables a Web page designer to specify or create a special font style for a Web page or site.

dynamic function loading - Lazy loading, also known as dynamic function loading, is a mode that allows a developer to specify what components of a program should not be loaded into storage by default when a program is started.

dynamic hashing - Dynamic hashing is a method of hashing, or shortening a string of characters, where the set of shortened characters grows, shrinks and reorganizes to fit the way the data is being accessed.

Dynamic Host Configuration Protocol - DHCP (Dynamic Host Configuration Protocol) is a network management protocol used to dynamically assign an Internet Protocol (IP) address to any device, or node, on a network so they can communicate using IP.

dynamic HTML - Dynamic HTML is a collective term for a combination of Hypertext Markup Language (HTML) tags and options that can make Web pages more animated and interactive than previous versions of HTML.

dynamic infrastructure - Dynamic infrastructure refers to a collection of data center resources, such as compute, networking and storage, that can automatically provision and adjust itself as workload demands change.

dynamic IP address - A static IP address is a number (in the form of a dotted quad) that is assigned to a computer by an Internet service provider (ISP) to be its permanent address on the Internet.

dynamic IP address - A dynamic IP address is a temporary address for devices connected to a network that will continually change over time.

dynamic jitter buffer - In voice over IP (VoIP), a jitter buffer is a shared data area where voice packets can be collected, stored, and sent to the voice processor in evenly spaced intervals.

dynamic link library - A dynamic link library (DLL) is a collection of small programs that can be loaded when needed by larger programs and used at the same time.

dynamic link library (DLL) - A dynamic link library (DLL) is a collection of small programs that can be loaded when needed by larger programs and used at the same time.

dynamic memory allocation (in virtualization) - Dynamic memory allocation is a memory management technique in which a program can request and return memory while it is executing.

dynamic multi pathing - Dynamic multi-pathing (DMP) is a type of communication path control software application.

dynamic multi-pathing - Dynamic multi-pathing (DMP) is a type of communication path control software application.

dynamic multi-pathing (DMP) - Dynamic multi-pathing (DMP) is a type of communication path control software application.

dynamic multipoint VPN (DMVPN) - A dynamic multipoint virtual private network (DMVPN) is a secure network that exchanges data between sites without needing to pass traffic through an organization's headquarter VPN server or router.

dynamic packet filter - A dynamic packet filter is a firewall facility that can monitor the state of active connections and use this information to determine which network packets to allow through the firewall.

dynamic port numbers - The dynamic port numbers (also known as the private port numbers) are the port numbers that are available for use by any application to use in communicating with any other application, using the Internet's Transmission Control Protocol (TCP) or the User Datagram Protocol (UDP).

dynamic port numbers (private port numbers) - The dynamic port numbers (also known as the private port numbers) are the port numbers that are available for use by any application to use in communicating with any other application, using the Internet's Transmission Control Protocol (TCP) or the User Datagram Protocol (UDP).

dynamic pricing - The goal of dynamic pricing is to allow a company that sells goods or services over the Internet to adjust prices on the fly in response to market demands.

Dynamic Quorum - Dynamic Quorum is the ability of a cluster to recalculate a quorum as it maintains a working cluster.

dynamic random access memory - Dynamic random access memory (DRAM) is a common type of random access memory (RAM) used in personal computers, workstations and servers.

dynamic range - Dynamic range describes the ratio of the softest sound to the loudest sound in a musical instrument or piece of electronic equipment.

Dynamic Source Routing - Dynamic Source Routing (DSR) is a self-maintaining routing protocol for wireless networks.

Dynamic Source Routing (DSR) - Dynamic Source Routing (DSR) is a self-maintaining routing protocol for wireless networks.

dynamic spectrum access (dynamic spectrum management) - Dynamic spectrum access (DSA), also referred to as dynamic spectrum management (DSM), is a set of spectrum utilization techniques that adjusts frequency in real time based on fluctuating circumstances.

dynamic SQL - Dynamic SQL is an enhanced form of Structured Query Language (SQL) that, unlike standard (or static) SQL, facilitates the automatic generation and execution of program statements.

dynamic SQL (Dynamic Structured Query Language) - Dynamic SQL is an enhanced form of Structured Query Language (SQL) that, unlike standard (or static) SQL, facilitates the automatic generation and execution of program statements.

Dynamic Structured Query Language - Dynamic SQL is an enhanced form of Structured Query Language (SQL) that, unlike standard (or static) SQL, facilitates the automatic generation and execution of program statements.

dynamic testing - Dynamic testing is a method of assessing the feasibility of a software program by giving input and examining output (I/O).

dynamic URL - A dynamic URL is the address - or Uniform Resource Locator (URL) - of a Web page with content that depends on variable parameters that are provided to the server that delivers it.

dynamic voltage and frequency scaling (DVFS) - Dynamic voltage and frequency scaling (DVFS) is the adjustment of power and speed settings on a computing device’s various processors, controller chips and peripheral devices to optimize resource allotment for tasks and maximize power-saving when those resources are not needed.

dyne - The dyne (dyn) is the centimeter-gram-second (cgs) unit of force.

Dyslexie - Dyslexie is a font designed for greater readability to help people who have difficulty reading.