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Browse Definitions by Alphabet

D - DAT

  • D - D is one of two programming languages, Digital Mars D, an object-oriented metaprogramming language, or Microsoft D, a key component of the upcoming Oslo development environment.
  • 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 VHS - D-VHS (Digital Video Home System) is a digital enhancement of the Video Home System (VHS) videocassette recording (VCR) technology that was developed by Japan Victor Company (JVC) in 1976.
  • 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.
  • D-VHS - D-VHS (Digital Video Home System) is a digital enhancement of the Video Home System (VHS) videocassette recording (VCR) technology that was developed by Japan Victor Company (JVC) in 1976.
  • D-VHS (Digital Video Home System) - D-VHS (Digital Video Home System) is a digital enhancement of the Video Home System (VHS) videocassette recording (VCR) technology that was developed by Japan Victor Company (JVC) in 1976.
  • 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 - DAML (DARPA Agent Markup Language) is a markup language for the U.
  • DAML (DARPA Agent Markup Language) - DAML (DARPA Agent Markup Language) is a markup language for the U.
  • Damn Small Linux - Skinny Linux is an umbrella term that encompasses any compact version of the Linux operating system, such as Austrumi, Puppy Linux Damn Small Linux and Feather Linux.
  • 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 backup - A dark backup is one that can be run automatically without manual intervention.
  • 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 listed in search engines and is not accessible to regular web browsers.
  • 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.
  • DARPA Agent Markup Language - DAML (DARPA Agent Markup Language) is a markup language for 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 aggregation - Data aggregation is any process in which information is gathered and expressed in a summary form, for purposes such as statistical analysis.
  • 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 science of examining raw data with the purpose of drawing conclusions about that information.
  • 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 confirmed incident 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 or 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 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.

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