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- A Declaration of the Independence of CyberspaceEssay regarding the lack of government over the Internet
- A Mathematical Theory of Communication1948 scholarly article by Claude Shannon
- A Symbolic Analysis of Relay and Switching CircuitsMaster's thesis by C. E. Shannon
- A-normal formIntermediate representation in a functional compiler
- A.outOld Unix executable file format
- A* search algorithmAlgorithm used for pathfinding and graph traversal
- A5/1Stream cipher
- AA treeForm of balanced tree
- AAAI Conference on Artificial IntelligenceConference series on artificial intelligence
- AAE-1Submarine communications cable system
- Aakash (tablet)Indian Government promoted tablet computer
- Aamber PegasusHome computer first produced in New Zealand
- Aanderaa–Karp–Rosenberg conjectureUnsolved problem on graph query complexity
- AArch6464-bit extension of the ARM architecture
- AARD codeSegment of code in beta release of Windows 3.1
- AARNetAARNet (Australian Academic and Research Network) provides Internet services to the Austra
- ABAPProgramming language
- ABC (programming language)ABC is an imperative general-purpose programming language and integrated development envir
- AberMUDMulti user dungeon server
- Abilene NetworkAbilene Network was a high-performance backbone network created by the Internet2 community
- ABINITABINIT is an open-source suite of programs for materials science, distributed under the GN
- Ableton LiveDigital audio workstation
- About URI schemeInternal URI scheme
- Abstract factory patternSoftware design pattern
- Abstract interpretationApproach to static program analysis
- Abstract semantic graphAbstract syntax representing expressions as graphs
- Abstract syntax treeTree representation of the abstract syntactic structure of source code
- Abstract typeFeature of a programming language
- Abstraction (computer science)Software that provides access that hides details
- Abstraction layerWay of hiding details of a computing subsystem
- Abstraction principle (computer programming)In software engineering and programming language theory, the abstraction principle (or the
- AC adapterType of external power supply
- Accelerated Graphics PortExpansion bus standard
- Acceptance test-driven developmentMethodology in software development
- Access Database EngineDatabase engine built by Microsoft
- Access keyKeyboard shortcut allowing jump to specific part of page
- Access methodAPIs in IBM mainframe computer operating systems
- Access networkAn access network is a type of telecommunications network which connects subscribers to th
- Access Point NameName of a gateway between a mobile network and another computer network
- Accounting method (computer science)Method of amortized analysis
- Accounting softwareComputer program that maintains account books
- Accumulator (computing)In a computer's central processing unit (CPU), the accumulator is a register in which inte
- Accuracy barrierLimit to value of recommender systems
- Acer AspireSeries of Acer PCs
- AcetoneISOAcetoneISO is a free and open-source virtual drive software to mount and manage image file
- ACIDProperties of database transactions
- Ackermann functionQuickly growing function
- ACM Conference on Recommender SystemsAcademic conference series
- ACM Prize in ComputingAward
- ACM SIGACTACM SIGACT or SIGACT is the Association for Computing Machinery Special Interest Group on
- ACM SIGOPSACM SIGOPS is the Association for Computing Machinery's Special Interest Group on Operatin
- Acorn A7000The A7000 and A7000+ were Acorn Computers' entry level computers based somewhat on the Ris
- Acorn ArchimedesPersonal computer
- Acorn C/C++Acorn C/C++ is a set of C/C++ programming tools for use under the RISC OS operating system
- Acorn ComputersBritish computer manufacturer
- Acoustic emissionAcoustic emission (AE) is the phenomenon of radiation of acoustic (elastic) waves in solid
- Acoustic suspensionAcoustic suspension is a loudspeaker cabinet design that uses one or more loudspeaker driv
- ACPIComputer firmware interface standard
- Acquisition of 21st Century Fox by DisneyBusiness acquisition held from 2017 to 2019
- Acquisition of Sun Microsystems by Oracle CorporationAgreement announced in 2009 and completed in 2010
- Acronis True ImageAcronis True Image is a proprietary backup, imaging, cloning and cybersecurity suite devel
- ACropalypse2023 screenshot vulnerability
- Actian VectorSQL relational database management system
- Actian ZenActian Zen (formerly Btrieve, later named Pervasive PSQL until version 13) is an ACID-comp
- Action languageIn computer science, an action language is a language for specifying state transition syst
- Action semanticsAction semantics is a framework for the formal specification of semantics of programming l
- ActionScriptObject-oriented programming language
- Activation functionArtificial neural network node function
- Active DirectoryDirectory service, created by Microsoft for Windows domain networks
- Active Directory Rights Management ServicesActive Directory Rights Management Services (AD RMS, known as Rights Management Services o
- Active learning (machine learning)Machine learning strategy
- Active record patternConcept in software engineering
- Active Server PagesMicrosoft server-side scripting language and engine
- Active usersPerformance metric for success of an internet product
- ActiveXSoftware framework by Microsoft introduced in 1996
- Activity selection problemThe activity selection problem is a combinatorial optimization problem concerning the sele
- ActuatorMachine component that moves a mechanism
- Ad blockingSoftware feature removing online advertising in a web browser or application
- Ad fraudFraudulent activity regarding online advertisements
- Ad hoc polymorphismApplying polymorphic functions to arguments of different types
- Ada (programming language)High-level programming language first released in 1980
- ADALINEEarly single-layer artificial neural network
- ADAM7Disintegrin and metalloproteinase domain-containing protein 7 is a protein that in humans
- Adam7 algorithmInterlacing algorithm for raster images
- AdaptabilityCharacteristics of a body to cope with another external body or factor
- Adaptive bitrate streamingStreaming media technique
- Adaptive chosen-ciphertext attackCryptographic attack
- Adaptive Huffman codingData compression technique
- Adaptive quadratureType of numerical integration
- Adaptive sortA sorting algorithm falls into the adaptive sort family if it takes advantage of existing
- Adcock antennaType of radio antenna array, used mainly for early radio navigation
- Adder (electronics)Digital circuit that produces sums from inputs
- Adder–subtractorComputing circuit
- Addison-WesleyAddison–Wesley is an American publisher of textbooks and computer literature. It is an imp
- Addition-chain exponentiationMethod of exponentiation using a minimal number of multiplications
- Address barWeb browser widget that shows the current URL
- Address generation unitPart of computer processors
- Address Resolution ProtocolAssociates addresses in the layers of a networked device implementation
- Address spaceComputing concept
- Address space layout randomizationComputer security technique
- Addressing modeAspect of the instruction set architecture of CPUs
- AdjuviloAdjuvilo is a constructed language created in 1910 by Claudius Colas under the pseudonym o
- Adler-32Adler-32 is a checksum algorithm written by Mark Adler in 1995, modifying Fletcher's check
- AdminerTool for managing content in databases
- ADO.NETADO.NET is a data access technology from the Microsoft .NET Framework that provides commun
- Adobe AcrobatPDF application software
- Adobe AIRCross-platform runtime system for building rich web applications
- Adobe AnimateAnimation software made by Adobe
- Adobe ColdFusionRapid Web app development platform
- Adobe Creative CloudSubscription-based offering from Adobe Inc.
- Adobe Creative SuiteDiscontinued software suite
- Adobe Device CentralAdobe Device Central is a software program created and released by Adobe Systems as a part
- Adobe DirectorAdobe Director (formerly Macromedia Director, MacroMind Director, and MacroMind VideoWorks
- Adobe DreamweaverProprietary web development software
- Adobe Edge AnimateAdobe Edge Animate, formerly known as just Adobe Edge, is a web development tool developed
- Adobe eLearning SuiteAdobe eLearning Suite was a collection of applications made by Adobe Systems for learning
- Adobe FireworksAdobe Fireworks (formerly Macromedia Fireworks) was a bitmap and vector graphics editor, w
- Adobe FlashDiscontinued multimedia platform used to add animation and interactivity to websites
- Adobe Flash BuilderAdobe Flash Builder (previously known as Adobe Flex Builder) is an integrated development
- Adobe FrameMakerSoftware for writing complex documents
- Adobe IllustratorVector graphics editor from Adobe Inc
- Adobe ImageReadyAdobe ImageReady was a bitmap graphics editor that was shipped with Adobe Photoshop for si
- Adobe LightroomPhoto editing and management software
- Adobe PhotoshopRaster graphics editing software
- Adobe ShockwaveMultimedia platform
- Adobe Type ManagerAdobe Type Manager (ATM) was the name of a family of computer programs created and markete
- AdrenoSeries of graphics processing units
- ADSLDSL service where downstream bandwidth exceeds upstream bandwidth
- Advanced Access Content SystemStandard for content distribution and digital rights management
- Advanced Amiga Architecture chipsetComputer hardware prototype
- Advanced Audio CodingLossy audio compression format
- Advanced Encryption StandardStandard for the encryption of electronic data
- Advanced Encryption Standard processProcess of developing the AES standard
- Advanced Host Controller InterfaceComputer standard for SATA host controllers
- Advanced Linux Sound ArchitectureSoftware framework for audio
- Advanced persistent threatSet of stealthy and continuous computer hacking processes
- Advanced Power ManagementAPI for power management in IBM-compatible computers
- Advanced SCSI Programming InterfaceComputer software for connecting SCSI devices
- Advanced Synchronization FacilityAdvanced Synchronization Facility (ASF) is a proposed extension to the x86-64 instruction
- Advanced Telecommunications Computing ArchitectureAdvanced Telecommunications Computing Architecture (ATCA or AdvancedTCA) is the largest sp
- Advanced Video CodingWidely used standard for video compression
- Adversarial machine learningResearch field that lies at the intersection of machine learning and computer security
- Advertising to childrenPromotion of products and services to children
- AdwareSoftware with, often unwanted, adverts
- Aeronautical Fixed Telecommunication NetworkThe Aeronautical Fixed Telecommunications Network (AFTN) is a worldwide system of aeronaut
- Aeronautical mobile serviceAeronautical mobile service (short: AMS; also: aeronautical mobile radiocommunication serv
- AES3AES3 is a standard for the exchange of digital audio signals between professional audio de
- Affiliate marketingType of performance-based marketing
- Affinity propagationAlgorithm in data mining
- Affix grammarGrammar formalism
- AffordancePossibility of an action on an object or environment
- AFRINICRegional Internet registry for Africa
- Agent harnessDigital technology which directs AI models to perform tasks
- Agent-based modelType of computational models
- Agent-based model in biologyModeling biology
- Agent.BTZUSB based Computer Worm
- Agile managementType of project management
- Agile software developmentUmbrella term for certain approaches to software development
- Agner FogDanish computer scientist and anthropologist
- AgobotFamily of botnet computer worms
- Ahead-of-time compilationComputer code compilation strategy
- Aho–Corasick algorithmString-searching algorithm
- AI agentAutonomous artificial intelligence agent
- AI alignmentConformance of AI to intended objectives
- AI artVisual content generation through artificial intelligence
- AI bubbleConcept asserting ongoing stock market bubble
- AI build-out financingHow data centre buildout is being financed
- AI safetyArtificial intelligence field of study
- AI winterPeriod of reduced funding and interest in AI research
- AI-assisted software developmentAI software development optimisation
- AI-completeTerm describing difficult problems in AI
- AI-generated violent extremist contentUse of generative artificial intelligence to disseminate extremist content is a field of r
- AIM allianceBusiness alliance
- Air-ground radiotelephone serviceAircraft communication system
- AirfoneAir-ground radiotelephone service
- AirPortDiscontinued line of products by Apple Inc.
- AirPrintAirPrint is a feature in Apple Inc.'s macOS and iOS operating systems for printing without
- AirtableCloud collaboration service
- Ajax (programming)Group of web development techniques
- Alain ColmerauerFrench computer scientist (1941–2017)
- Alain WegmannSwiss computer scientist
- Alan Cox (computer programmer)British computer programmer
- Alan PerlisAmerican computer scientist (1922–1990)
- Alarm managementAlarm management is the application of human factors and ergonomics along with instrumenta
- Albert GonzalezAmerican computer hacker and criminal
- Alcohol 120%Alcohol 120% is a disk image emulator and disc burning software for Microsoft Windows deve
- Alex KrizhevskyCanadian computer scientist
- AlexNetInfluential 2012 deep convolutional neural network
- Alfred AhoCanadian computer scientist (born 1941)
- Algebraic data typeData type defined by combining other types
- Algebraic semantics (computer science)In computer science, algebraic semantics is a form of axiomatic semantics based on algebra
- ALGOLFamily of programming languages
- ALGOL 60Member of the ALGOL family of computer programming languages
- ALGOL 68Programming language
- ALGOL 68CALGOL 68C is an imperative computer programming language, a dialect of ALGOL 68, that was
- ALGOL 68SALGOL 68S is a programming language designed as a subset of ALGOL 68, to allow compiling v
- AlgorandBlockchain and cryptocurrency
- Algorithm aversionBiased assessment of an algorithm
- Algorithmic amplificationConcept concerning content amplification by recommendation systems
- Algorithmic biasTechnological phenomenon with social implications
- Algorithmic curationAlgorithmic selection of online media
- Algorithmic efficiencyProperty of an algorithm
- Algorithmic game theoryAlgorithmic game theory (AGT) is an area in the intersection of game theory and computer s
- Algorithmic information theorySubfield of information theory and computer science
- Algorithms for Recovery and Isolation Exploiting SemanticsRecovery algorithm
- Alias analysisAlias analysis is a technique in compiler theory, used to determine if a storage location
- AliasingSignal processing effect
- Aliasing (computing)Multiple names for the same data location
- Alice AI (AI model family)AI chatbot developed by Yandex
- Alice and BobPlaceholder characters
- All Red LineTelegraph system of the British Empire
- All-in-one computerPC form factor with integral display
- All-pass filterSignal processing filter
- Allegro Common LispAllegro Common Lisp is a programming language with an integrated development environment (
- Allen Institute for AIU.S. research institute for computer science
- Alliant Computer SystemsAlliant Computer Systems Corporation was a computer company that designed and manufactured
- ALOHAnetComputer networking system
- AlphaEvolveAI-powered evolutionary coding agent
- AlphaGoArtificial intelligence that plays Go
- AlphaZeroGame-playing artificial intelligence
- Alt attributeAlternative text that appears when a HTML element cannot be rendered
- Alt keyComputer key
- Alt-right pipelineOnline radicalization process
- Altair 8800Microcomputer designed in 1974
- Altair BASICProgramming language interpreter software, first product developed by Microsoft
- Alternate Instruction SetThe Alternate Instruction Set (AIS) is a second 32-bit instruction set architecture found
- Alternative terms for free softwareAlternative terms for free software, such as OSS, FOSS, and FLOSS, have been a recurring i
- AltibaseHybrid database, relational open source database management system
- AltiVecSIMD instruction set extension for the PowerPC ISA
- AM broadcastingRadio broadcasting using amplitude modulation
- Am386AMD microprocessor clone
- Am486The Am486 is a 80486-class family of computer processors that was produced by AMD in the 1
- Amazon AuroraRelational database service
- Amazon Elastic Compute CloudCloud computing platform
- Amazon FireLine of tablets by Amazon
- Amazon KindleE-book reading device or technology
- Amazon LeoAmazon satellite constellation and internet service
- Amazon miniTVStreaming service in India
- Amazon PayOnline purchase processing system
- Amazon PrimePaid subscription service offered by Amazon
- Amazon Prime VideoAmerican video streaming service
- Amazon RedshiftCloud-based data warehouse service
- Amazon SilkWeb browser for Amazon Fire
- Amazon Simple Notification ServiceAmazon Simple Notification Service (Amazon SNS) is a notification service provided as part
- Amazon Web ServicesOn-demand cloud computing provider
- Amber alertUS based child abduction emergency alert system
- Amber SmalltalkImplementation of Smalltalk-80
- Ambient intelligenceElectronic devices detecting human presence
- Ambiguous grammarType of context-free grammar
- AMD 10hThe AMD Family 10h, or K10, is a microprocessor microarchitecture by AMD based on the K8 m
- AMD 580 chipset seriesAMD 580 chipset series is a computer chipset series designed by the AMD Graphics Product G
- AMD 700 chipset seriesSet of chipsets by ATI
- AMD 800 chipset seriesThe AMD 800 chipset series is a set of chipsets developed by AMD, released in 2009. The ch
- AMD Am29000Family of RISC microprocessors and microcontrollers
- AMD K5Microarchitecture
- AMD K6-2CPU by AMD
- AMD Quad FX platformThe AMD Quad FX platform is an AMD platform targeted at enthusiasts which allows users to
- AMD Turbo CoreDynamic frequency scaling technology
- AMD TurionLow-power mobile processors
- Amdahl UTSUTS is a discontinued implementation of the UNIX operating system for IBM mainframe (and c
- Amdahl's lawFormula in computer architecture
- American Civil Liberties Union v. ClapperAmerican federal court case
- American Civil Liberties Union v. National Security AgencyAmerican Civil Liberties Union v. National Security Agency, 493 F.3d 644 (6th Cir. 2007),
- American Fuzzy Lop (software)Software fuzzer that employs genetic algorithms
- American National Standards InstituteAmerican standards development organization
- American Registry for Internet NumbersRegional Internet Registry representing North America and the Caribbean
- AmigaFamily of personal computers sold by Commodore
- Amiga 10001985 personal computer
- Amiga 500Personal computer by Commodore
- Amiga 600Home computer introduced in 1992
- Amiga Advanced Graphics ArchitectureAmiga graphic chipset
- Amiga demosAmiga demos are demos created for the Amiga home computer.
- Amiga Disk FileFile format used by Amiga computers
- AmigaOneSeries of computers intended to run AmigaOS 4
- AmigaOne X1000PowerPC-based personal computer
- AmigaOS 4Line of Amiga operating systems
- Amit SahaiAmit Sahai (born 1974) is an Indian-American computer scientist. He is a professor of comp
- Amnesty International USAAmnesty International USA (AIUSA) is an American non-profit non-governmental organization
- Amnon ShashuaIsraeli computer scientist (born 1960)
- AMOLEDDisplay technology for use in mobile devices and televisions
- Amortized analysisMethod for algorithm analysis in computer science
- AMOS (programming language)Programming language
- AMPLAMPL (A Mathematical Programming Language) is an algebraic modeling language to describe a
- Amplitude and phase-shift keyingAmplitude and phase-shift keying (APSK) is a digital modulation scheme that conveys data b
- Amplitude modulationElectronic method of transmitting information with a carrier wave
- Amstrad CPCHome computers produced by Amstrad
- Amstrad CPC 4641984 home computer
- An Open Letter to Hobbyists1976 letter by Bill Gates to PC hobbyists
- AN/GSQ-16 Automatic Language TranslatorIBM's Automatic Language Translator was a machine translation system that converted Russia
- AN/GYK-12The AN/GYK-12 is an obsolete 32-bit minicomputer developed by Litton Industries for the Un
- Anaconda (Python distribution)Python distribution
- Analog computerComputation machine that uses continuously varying data technology
- Analog delay lineAn analog delay line is a network of electrical components connected in cascade, where eac
- Analog recordingAnalog recording is a category of techniques used for the recording of analog signals. Thi
- Analog signalContinuous time-varying signal
- Analog telephone adapterAn analog telephone adapter (ATA) or FXS gateway is a device for connecting traditional an
- Analog televisionTelevision that uses analog signals
- Analog transmissionTransmission method of conveying voice, data, image, signal or video
- Analog-to-digital converterSystem that converts an analog signal into a digital signal
- Analogue electronicsElectronic systems with a continuously variable signal
- Analysis of parallel algorithmsSubfield of computer science
- Analytical engine19th century proposed mechanical computer
- AND gateDigital logic gate type
- And–or treeType of tree data structure
- Anders HejlsbergAnders Hejlsberg (, born 2 December 1960) is a Danish software engineer who co-designed se
- Anderson JacobsonVendor of communications equipment
- Andrei AlexandrescuTudor Andrei Cristian Alexandrescu (born 1969) is a Romanian-American C++ and D language p
- Andrew GlassnerAndrew S. Glassner (born 1960) is an American expert in computer graphics, well known in c
- Andrew S. TanenbaumAmerican-Dutch computer scientist (born 1944)
- Android 102019 Android mobile operating system
- Android 112020 Android mobile operating system
- Android 122021 Android mobile operating system
- Android OneLine of smartphones that run the unmodified Android operating system
- Android Oreo2017 Android mobile operating system
- Android Pie2018 Android mobile operating system
- Android RuntimeRuntime environment used by Android
- Android software developmentProcess of writing software for Android operating system
- Android version historyList of Android operating system versions
- Android XRExtended reality operating system
- Angela KaneAngela Kane (born September 29, 1948) is a German diplomat and was formerly the UN High Re
- Anil K. Jain (computer scientist, born 1948)Indian-American computer scientist (born 1948)
- Anisotropic diffusionImage noise reducing technique
- Anja FeldmannGerman computer scientist
- Anne Cox ChambersAnne Beau Cox Chambers (December 1, 1919 – January 31, 2020) was an American media proprie
- Anne van KesterenAnne van Kesteren is an open web standards author and open source contributor. He has writ
- Anonymous functionFunction definition that is not bound to an identifier
- Anonymous Online Speakers v. United States District Court for the District of NevadaCourt decision about anonymous posts on the Internet
- Anonymous P2PPeer-to-peer distributed application
- ANSELANSEL, the American National Standard for Extended Latin Alphabet Coded Character Set for
- ANSI CStandards for the C programming language
- ANSI escape codeMethod used for display options on video text terminals
- ANSI/TIA-568Telecommunication cabling standards
- Answer set programmingProgramming paradigm focused on difficult search problems
- Answering machineTelephone answering device
- Antenna arraySet of multiple antennas which work together
- Antenna equivalent radiusThe equivalent radius of an antenna electrical conductor is defined as:
- Antenna factorIn electromagnetics, the antenna factor (AF, units: m−1, reciprocal meter) is defined as t
- Antenna farmArea dedicated to radio transmitting
- Antenna rotatorAn antenna rotator (or antenna rotor) is a device used to change the orientation, within t
- Antenna tunerTelecommunications device
- Antenna typesAntenna constructions for different applications
- Anti-aliasing filterMathematical transformation reducing the damage caused by aliasing
- Anti-Malware Testing Standards OrganizationCybersecurity organisation
- Anti-patternSolution to a problem that may be commonly used but is generally a bad choice
- Anti-phishing softwareSoftware to protect against scams
- ANTICComputer graphics chip
- Antikythera mechanismAncient Greek analogue astronomical computer
- Antisec MovementThe Anti Security Movement (also written as antisec and anti-sec) is a movement opposed to
- Antivirus softwareSoftware to protect against malicious software
- Anton (computer)Supercomputer designed and built by D. E. Shaw Research
- Anubis (cipher)Anubis is a block cipher designed by Vincent Rijmen and Paulo S. L. M. Barreto as an entra
- Any typeUniversal type in logic and computer science
- AOL search log release2006 release of search queries
- AoS and SoAIn computing, an array of structures (AoS), structure of arrays (SoA) or array of structur
- AP Computer ScienceAdvanced Placement courses
- Apache CassandraFree and open-source database management system
- Apache DerbyRelational database management system
- Apache GroovyProgramming language
- Apache HarmonyJava programming language Open source implementation
- Apache HTTP ServerOpen-source web server software
- Apache IgniteOpen source distributed database management system
- Apache JenaApache Jena is an open source Semantic Web framework for Java. It provides an API to extra
- Apache LicensePermissive software license
- Apache MXNetMulti-language machine learning library
- Apache OpenOfficeFree and open-source office software suite
- Apache SINGAOpen-source machine learning library
- Apache XercesIn computing, Xerces is Apache's collection of software libraries for parsing, validating,
- APIConnection between computers or programs
- Apk (file format)Package format used by Android
- APL (programming language)Functional programming language for arrays
- APNGFile format
- APNICRegional Internet registry for the Asia Pacific region
- Apollo Guidance ComputerGuidance and navigation computer used in Apollo spacecraft
- Apollo PGNCSThe Apollo primary guidance, navigation, and control system (PGNCS, pronounced pings) was
- Apollo PRISM32 bit microprocessor made by Apollo Computer
- Apollo/DomainApollo/Domain is a series of workstations that were developed and produced by Apollo Compu
- App storePlatform for distributing application software
- App Store (Apple)Mobile app distribution platform by Apple
- Apple A10XThe Apple A10X Fusion is a 64-bit ARM-based system on a chip (SoC) designed by Apple Inc.,
- Apple A11The Apple A11 Bionic is a 64-bit ARM-based system on a chip (SoC) designed by Apple Inc.,
- Apple A4System-on-a-chip designed by Apple Inc.
- Apple A5The Apple A5 is a 32-bit system on a chip (SoC) designed by Apple Inc., part of the Apple
- Apple A5XThe Apple A5X is a 32-bit system on a chip (SoC) designed by Apple Inc., part of the Apple
- Apple A9XThe Apple A9X is a 64-bit ARM architecture-based system on a chip (SoC) designed by Apple
- Apple BooksE-book application by Apple
- Apple communityCommunity for Apple Inc. and its products
- Apple Computer, Inc. v. Microsoft Corp.1994 copyright infringement lawsuit
- Apple ConfiguratorApple Configurator 2 is an application developed by Apple Inc. and is available for free d
- Apple Desktop BusProprietary bit-serial peripheral bus
- Apple II1977–1993 series of microcomputers
- Apple IIc PlusPersonal computer by Apple
- Apple IIe CardThe Apple IIe Card is a compatibility card, which through hardware and software emulation,
- Apple Inc. v. Samsung Electronics Co.2016 United States Supreme Court case
- Apple IntelligenceSuite of artificial intelligence tools developed by Apple Inc.
- Apple LisaPersonal computer by Apple Inc.
- Apple litigationThe multinational technology corporation Apple Inc. has been a participant in various lega
- Apple M4System-on-a-chip designed by Apple Inc.
- Apple MailEmail client by Apple
- Apple motion coprocessorsSeries of motion coprocessors by Apple
- Apple Partition MapApple Partition Map (APM) is a partition scheme used to define the low-level organization
- Apple PodcastsPodcast app developed by Apple
- Apple pointing devicesComputer pointing devices made by Apple
- Apple Public Source LicenseOpen source software license
- Apple siliconSystem-on-chip processors designed by Apple Inc.
- Apple TV (device)Home media streaming device from Apple
- Apple TV (streaming service)American video streaming service
- Apple Vision ProMixed reality headset by Apple
- Apple WalletDigital wallet platform by Apple
- AppleScriptScripting language for macOS
- AppletSmall software application
- AppleTalkComputer networking protocol suite
- AppleWorksOffice software suite from Apple
- Application binary interfaceInterface to software defined in terms of in-process, machine code access
- Application checkpointingTechnique for inserting fault tolerance into computing systems
- Application delivery networkSuite of technologies
- Application domainAn application domain is a mechanism (similar to a process in an operating system) used wi
- Application frameworkFramework in computer software
- Application layerHighest layer in network protocol models
- Application lifecycle managementApplication lifecycle management (ALM) is the product lifecycle management (governance, de
- Application permissionsLimits for system or device information
- Application securityMeasures taken to improve the security of an application
- Application streamingApplication streaming is a form of on-demand software distribution. In these scenarios, on
- Application virtualizationMethod to encapsulate computer programs
- Application-release automationApplication-release automation (ARA) refers to the process of packaging and deploying an a
- Application-specific integrated circuitIntegrated circuit customized for a specific task
- Applications architectureType of architecture domain within enterprise architecture
- Applied ontologyApplied ontology is the application of Ontology for practical purposes. This can involve e
- Apprenticeship learningConcept in artificial intelligence
- Approximate string matchingFinding strings that approximately match a pattern
- Approximation algorithmClass of algorithms that find approximate solutions to optimization problems
- Apriori algorithmData-mining algorithm
- APT (programming language)Programming language
- APT (software)Free software package management system
- Aptum TechnologiesManaged services provider
- AptXFamily of proprietary audio codecs owned by Qualcomm
- AquatintTonal printmaking technique
- Aravind JoshiAmerican linguist (1929–2017)
- Arbitrary code executionCyber attack where any code can be run
- Arbitrary-precision arithmeticCalculations where numbers' precision is only limited by computer memory
- ARC (processor)Family of RISC-based computer processors
- Arc springThe arc spring (also known as - bow spring, curved spring, circular spring or "banana" spr
- Arch LinuxRolling release Linux distribution
- Architecture description languageStandardized language on architecture description
- Architecture of BtrieveBtrieve is a database developed by Pervasive Software. The architecture of Btrieve has bee
- Architecture of macOSLayers of the operating system
- Architecture of Windows 9xArchitecture of computer operating systems
- Architecture of Windows NTStructure of the operating system
- Archive fileFile with the content of other files plus associated metadata
- ArduinoItalian open-source hardware and software company
- Arduino NanoThe Arduino Nano is an open-source breadboard-friendly microcontroller board based on the
- Arduino UnoMicrocontroller board
- Area code 262Area code in southeastern Wisconsin
- Area codes 212, 646, and 332Area codes in Manhattan, New York
- Argon22015 password-based key derivation function
- ARIA (cipher)Block cipher
- Arithmetic codingForm of entropy encoding used in data compression
- Arithmetic logic unitCombinational digital circuit
- Arithmetic shiftShift operator in computer programming
- Arlington HallHistoric building in Virginia, US
- ARM architecture familyFamily of RISC-based computer architectures
- ARM big.LITTLEHeterogeneous computing architecture
- ARM Cortex-AFamily of microprocessor cores with ARM microarchitecture
- ARM Cortex-A12The ARM Cortex-A12 is a 32-bit processor core licensed by ARM Holdings implementing the AR
- ARM Cortex-A17The ARM Cortex-A17 is a 32-bit processor core implementing the ARMv7-A architecture, licen
- ARM Cortex-A57The ARM Cortex-A57 is a central processing unit implementing the ARMv8-A 64-bit instructio
- ARM Cortex-A9The ARM Cortex-A9 MPCore is a 32-bit multi-core processor that provides up to 4 cache-cohe
- ARM Cortex-MGroup of 32-bit RISC processor cores
- ARM11ARM11 is a group of 32-bit RISC ARM processor cores licensed by ARM Holdings. The ARM11 co
- Armin RonacherArmin Ronacher (born 10 May 1989) is an Austrian open source software programmer and the c
- Arne SølvbergNorwegian computer scientist
- ARPANETEarly packet switching network (1969–1990)
- ArrandaleFamily of computer processors by Intel
- Array (data type)Data type that represents an ordered collection of elements (values or variables)
- Arthur ScherbiusGerman electrical engineer (1878–1929)
- Article elementSpecial HTML tag
- Artie VierkantArtie Vierkant (born 1986) is an American digital artist based in Brooklyn, New York, know
- Artificial general intelligenceType of AI with wide-ranging abilities
- Artificial intelligence controversiesA broad range of public, academic, and political debates regarding the societal effects of
- Artificial intelligence in governmentUse of AI in government areas
- Artificial intelligence in industryIndustrial artificial intelligence, or industrial AI, refers to the application of artific
- Artificial intelligence in musicUsage of artificial intelligence to generate music
- Artificial intelligence industry in ChinaSince 2006, the Chinese government has steadily developed a national agenda for artificial
- Artificial intelligence industry in ItalyThe artificial intelligence industry in Italy is growing and supports industrial developme
- Artificial intuitionTheoretical capacity of AI to develop human intuition
- Artificial languageEmergent language of experiments or simulations
- Artificial scarcityConcept in economics
- Artistic freedomFreedom of expression and publication
- ASC X12The Accredited Standards Committee X12 (also known as ASC X12) is a standards organization
- ASCIICharacter encoding standard
- ASCII artComputer art form using text characters
- Asda MobileBritish virtual network operator
- Ashley Madison data breach2015 leak of personal data from an online dating service
- Asm.jsIntermediate programming language
- ASP.NETOpen-source web application framework
- ASP.NET Web Site Administration ToolASP.NET Web Site Administration Tool is a utility provided along with Microsoft Visual Stu
- Aspect ratio (image)Height/width of an image
- Aspect-oriented programmingProgramming paradigm
- Assemble-to-order systemIn applied probability, an assemble-to-order system is a model of a warehouse operating a
- Assembly (demoparty)The Assembly demoparty is an annual demoscene and gaming event in Finland. It is the bigge
- Assert.hassert.h is a header file in the C standard library. It defines the C preprocessor macro a
- Assignment (computer science)Setting or re-setting the value associated with a variable name
- Association for the Advancement of Artificial IntelligenceInternational scientific society
- Association rule learningMethod for discovering interesting relations between variables in databases
- Aster Data SystemsAster Data Systems was a data management and analysis software company headquartered in Sa
- AstropyPython astronomy software
- AstroturfingPublic relations tactic using fake grassroots movements
- Asus Eee PCNetbook computer line by Asus
- Asymmetric multiprocessingMultiprocessor computer system where not all of the CPUs are treated equally
- Asymptotically optimal algorithmMeasure of algorithm performance for large inputs
- Async/awaitAsynchrony and awaiting feature in programming languages
- Asynchronous circuitDigital circuit without clock cycles
- Asynchronous communicationTransmission of data at irregular intervals
- Asynchronous I/OForm of input/output processing
- Asynchronous method invocationSoftware design pattern
- Asynchronous Transfer ModeDigital telecommunications protocol for voice, video, and data
- At (command)In computing, at is a command in Unix-like operating systems, Microsoft Windows, and React
- AT (form factor)Size and layout of the IBM AT computer's motherboard, used to design compatible products
- AT&T Information SystemsAT&T Information Systems (ATTIS), originally known as American Bell, was the fully separat
- Atanasoff–Berry computerEarly electronic digital computing device
- Atari 8-bit computers1979–1991 home computer series
- Athlon 64Series of CPUs by AMD
- Athlon 64 X2Series of CPUs by AMD
- Athlon IIFamily of central processing unit models
- Atlas (computer)Supercomputer of the 1960s
- Atlas Computer LaboratoryThe Atlas Computer Laboratory on the Harwell, Oxfordshire campus shared by the Harwell Lab
- Atom (text editor)Text editor by Github
- Atomic broadcastIn fault-tolerant distributed computing, an atomic broadcast or total order broadcast is a
- Atomic commitOperation that applies a set of distinct changes as a single operation
- ATSC standardsStandards for digital television in the US
- ATSC-M/HATSC-M/H (Advanced Television Systems Committee - Mobile/Handheld) is a U.S. standard for
- Attack modelClassification of cryptographic attack
- Attack patternsIn computer science, attack patterns are a group of rigorous methods for finding bugs or e
- Attempted net neutrality legislation in the United StatesArguments associated with net neutrality regulations in the US came into prominence in mid
- Attention (machine learning)Machine learning technique
- Attention economyEconomic view of human attention as a commodity
- Attention Is All You Need2017 research paper by Google
- Attribute-based access controlAccess control paradigm
- ATXMotherboard and power supply configuration
- Aubrey CottleWebmaster
- Audio coding formatDigitally coded format for audio signals
- Audio crossoverAudio crossovers are a type of electronic filter circuitry that splits an audio signal int
- Audio file formatComputer format for digital audio
- Audio forensicsStudy of sound recording evidence usage in court
- Audio power amplifierAudio amplifier with power output sufficient to drive a loudspeaker
- Audio signal processingElectronic manipulation of audio signals
- Audio Stream Input/OutputComputer sound card driver protocol
- Audio Video InterleaveFile format
- AudiobookRecording of text(s) being read
- AudiovisualElectronic media with both a sound and a visual component
- Audit trailRecord of activities
- Auditory feedbackAuditory feedback (AF) is an aid used by humans to control speech production and singing b
- Augmented realityForm of 3D computer interaction merging the real world with virtual objects
- Auguste KerckhoffsAuguste Kerckhoffs (19 January 1835 – 9 August 1903) was a Dutch linguist and cryptographe
- Aureal SemiconductorDefunct American electronics manufacturer
- Australian Academy of Technology and EngineeringThe Australian Academy of Technology and Engineering (ATSE) is an independent learned acad
- Australian Overland Telegraph LineMajor Darwin-Port Augusta telecom link
- Australian Signals DirectorateAustralian signals intelligence agency
- Authenticated encryptionEncryption method
- Authentication protocolAn authentication protocol is a type of computer communications protocol or cryptographic
- AuthorizationFunction of specifying access rights and privileges to resources
- Authorization certificateIn computer security, an attribute certificate, or authorization certificate (AC) is a dig
- Auto dialerComputer telephony software
- AutoCADComputer-aided design and drafting software
- AutocodeAutocode is the name of a family of "simplified coding systems", later called programming
- AutocoderAutocoder is any of a group of assemblers for a number of IBM computers of the 1950s and 1
- AutoconfigAutoconfig is an auto-configuration protocol of Amiga computers which is intended to autom
- AutoencoderNeural network that learns efficient data encoding in an unsupervised manner
- AutognosticsCapacity for computer networks to be self-aware
- AutoGPTOpen source autonomous AI agent
- Autokey cipherClassic polyalphabet encryption system
- Automated machine learningProcess of automating the application of machine learning
- Automated planning and schedulingBranch of artificial intelligence
- Automated reasoningSubfield of computer science and logic
- Automated theorem provingSubfield of automated reasoning and mathematical logic
- Automated trading systemSystem for ordering algorithmic trades
- Automatic identification and data captureMethods of automatically identifying objects by computer system
- Automatic link establishmentDe facto standard in radio communications
- Automatic parallelizationCompiler transformation of sequential programs for parallel execution
- Automatically Tuned Linear Algebra SoftwareAutomatically Tuned Linear Algebra Software (ATLAS) is a software library for linear algeb
- Automator (macOS)macOS automation software
- Automotive securityBranch of computer security related to the automotive context
- AutonegotiationAutonegotiation is a signaling mechanism and procedure used by Ethernet over twisted pair
- Autonomous agentType of autonomous entity in software
- Autonomous peripheral operationIn computing, autonomous peripheral operation is a hardware feature found in some microcon
- Autonomous system (Internet)Internet routing system
- AutoRunComponents of the Microsoft Windows OS
- Autorun.infAn autorun.inf file is a text file that can be used by the AutoRun and AutoPlay components
- AutoTuneAudio processor that alters pitch
- Availability (system)Availability is the probability that a system will work as required when required during t
- Avalanche effectConcept in cryptography
- Avalanche photodiodeHighly sensitive semiconductor electronic device
- Avast AntivirusAntivirus computer program
- Avatar (computing)Graphical representation of a user or a user's alter ego or character
- Average per-bit delivery costCost accounting method
- Average-case complexityAlgorithm characteristic in computations
- AVFoundationAVFoundation is a multimedia framework with APIs in Objective-C and Swift, which provides
- AVG PC TuneUpUtility software suite for Microsoft Windows
- AvidemuxFree and open-source transcoding and video editing software
- AVL treeSelf-balancing binary search tree
- AVR3232-bit RISC microcontroller architecture
- AWKText processing programming language
- AZERTYKeyboard layout used for French