List Of All Computer Related Full Form: A To Z (In Order)

List Of All Computer Related Full Form A To Z (Alphabetically)

Last Updated: 13 June 2020

Computers are one of the most Interesting and Important Inventions created in the History of Humans.

Computer have had changed every Perspective of Solving Problems. It is so Advanced now that it can provide a solution for our Every Query.

With the Invention of the Internet, the use of the Computer has become more useful. The use of this Technology has helped us take Technological Development further Innovative.

In this article, You will find the List of All Computer Related Full Form A to Z that are arranged Alphabetically for your Convenience.

List of All Computer Related Full Form (Alphabetically)


A
No.AcronymFull Form
1AACAdvanced Audio Coding
2ABCAtanasoff–Berry Computer
3ABIApplication Binary Interface
4ABRAvailable Bit Rate
5ACLAccess-Control List
6ACPIAdvanced Configuration and Power Interface 
7ADActive Directory
8ADCApple Display Connector
9ADCAnalog-to-Digital Converter
10ADSLAsymmetric Digital Subscriber Line
11AGPAccelerated Graphics Port
12AHAAccelerated Hub Architecture
13AIArtificial Intelligence
14AIFFAudio Interchange File Format
15AIXAdvanced Interactive eXecutive
16AJAXAsynchronous JavaScript And XML
17ALGOLAlgorithmic Language
18ALIAutomatic Location Indicator
19ALiAcer Laboratories Incorporated
20AltAlternate
21ALUArithmetic Logical Unit
22AMAmplitude Modulation
23AMDAdvanced Micro Devices
24AMPAccelerated Mobile Pages
25AMRAudio Modem Riser
26AMRAdaptive Multi-Rate 
27AMR-WBAdaptive Multi-Rate Wideband
28ANSIAmerican National Standards Institute
29APCAdvanced Personal Computer
30APCIApplication-Layer Protocol Control Information
31APIApplication Programming Interface
32APIPAAutomatic Private Internet Protocol Addressing
33APKAndroid Application Package
34APMApplication Performance Management
35APMAdvanced Power Management 
36APRApache Portable Runtime
37ARCAdaptive Replacement Cache
38ARPAddress Resolution Protocol
39ARPANETAdvanced Research Projects Agency Network
40ASCIIAmerican Standard Code for Information Interchange
41ASETAutomated Security Enhancement Tool
42ASFAdvanced Systems Format
43ASICApplication-Specific Integrated Circuit
44ASLAge, Sex, Location
45ASLRAddress Space Layout Randomization
46ASMAlgorithmic State Machine
47ASPApplication Service Provider
48ASPActive Server Pages
49ASPIAdvanced SCSI Programming Interface
50ASRAutomated Speech Recognition
51ASRAutomated System Recovery
52ASTAbstract Syntax Tree
53ATAdvanced Technology
54ATActive Terminator
55ATAAdvanced Technology Attachment
56ATAPIAdvanced Technology Attachment Packet Interface
57ATMAsynchronous Transfer Mode
58ATMAutomatic Teller Machine
59ATXAdvanced Technology eXtended
60AVCAdvanced Video Coding
61AVIAudio Video Interleave
62AWTAbstract Windowing Toolkit
B
No.AcronymFull Form
1BALBasic Assembly Language
2BASICBeginner’s All-Purpose Symbolic Instruction Code
3BATBatch
4BBBrontobyte
5BCCBlind Carbon Copy
6BCCBlock Check Character
7BCDBinary Coded Decimal
8BCDBoot Configuration Data
9BCRBusiness Card Reader
10BCRBar Code Reader
11BERBit Error Rate
12BFDBidirectional Forwarding Detection
13BFDBinary File Descriptor
14BGPBorder Gateway Protocol
15BiDiBi-Directional
16BINBINary
17BINACBinary Automatic Computer
18BIOSBasic Input/Output System
19BIPSBillion Instructions Per Second
20BitBinary Digit
21BLOBBinary Large OBject
22BLOGWeb Log
23BMPBitmap
24BMPBasic Multilingual Plane
25BNABunch Note Acceptor
26BNCBayonet-Neill-Concelman
27BOMByte Order Mark
28BPIBits Per Inch
29BPLBroadband over Power Lines
30BPSBytes Per Second
31bPSbits Per Second
32BRIBasic Rate Interface
33BSCBinary Synchronous Communications
34BSDBerkeley Software Distribution
35BTBluetooth
36BTBitTorrent
37BTUBritish Thermal Unit
38BTXBalanced Technology eXtended
39BWBusiness Warehousing
40BWBandwidth
41BWFBroadcast Wave Format
C
No.AcronymFull Form
1CADComputer-Aided Drafting
2CAEComputer-Aided Engineering
3CAIComputer Assisted Instruction
4CALComputer-Aided Learning
5CAMComputer Aided Manufacturing
6CANController Area Network
7CAPTCHACompletely Automated Public Turing test to tell Computers and Humans Apart
8CAQAComputer-Aided Quality Assurance
9CASColumn Address Strobe
10CATComputer-Aided Translation
11CATIAComputer Aided Three-Dimensional Interactive Application
12CCCarbon Copy
13CCDCharged-Coupled Device
14CDCompact Disk
15CDChange Directory
16CDFSCompact Disc File System
17CDMACode Division Multiple Access
18CDRCall Detail Record
19CD-RCompact Disk–Recordable
20CD-RWCompact Disc-ReWritable
21CD-ROMCompact Disc Read-Only Memory
22CFCompact Flash
23CFMCubic Feet per Minute
24CGComputer graphics
25CGAColor Graphics Adapter
26CGIComputer Generated Imagery
27CGICommon Gateway Interface
28CIFSCommon Internet File System
29CIMComputer Integrated manufacturing
30CIMCommon Information Model
31CISCComplex Instruction Set Computing
32CLCombinatory Logic
33CLCommand Line
34CLICommand Line Interface
35CLRCommon Language Runtime
36CMDCommand
37CMOSComplementary Metal Oxide Semiconductor
38CNCComputerized Numerical Control
39CNRCommunications and Networking Riser
40COBOLCommon Business Oriented Language
41CODASYLConference On Data System Language
42COMComponent Object Model
43COM1Communication Port 1
44COMALCommon Algorithmic Language
45COMPUTERCommon Operating Machine Purposely Used for Technological and Educational Research
46CPLDComplex Programmable Logic Device
47CPPMContent Protection for Prerecorded Media
48CPRMContent Protection for Recordable Media
49CPSCharacter Per Second
50CPUCentral Processing Unit
51CRCarriage Return
52CRCCyclic Redundancy Check
53CRIMMContinuity-Rambus Inline Memory Module
54CRMCustomer Relationship Management
55CRSComputer Reservation System
56CSClear Screen
57CSCWComputer Supported Cooperative Working
58CSIComputer Society of India
59CSICommon System Interface
60CSMACarrier Sense Multiple Access
61CSRCertificate Signing Request
62CSRCommand Success Rate
63CSSCascading Style Sheets
64CSVComma Separated Values
65CTCPComputer To Conventional Plate
66CTCPClient-To-Client Protocol
67CTLComputation Tree Logic
68CTRCathode Ray Tube
69CTRClick-Through Rate
70CTRLControl
71CTSCheque Truncation System
72CTSClear To Send
73CUControl Unit
74CUACommon User Access
75CUICharacter User Interface
D
No.AcronymFull Form
1DACDigital-to-Analog Converter
2DACDiscretionary Access Control
3DAOData Access Objects
4DAPDirect Access Protocol
5DATDigital Audio Tape
6DBDataBase
7dBDecibel
8DBADataBase Administrator
9DBMSDataBase Management System
10DBSData Bus Simulator
11DBSNDataBase Source Name
12DCCDirect Cable Connection
13DCCDirect Client–to–Client
14DCDData Carrier Detect
15DCEData Circuit-terminating Equipment
16DCEData Carrier Equipment
17DCEDistributed Computing Environment
18DCLData Control Language
19DCLDigital Command Language
20DCSDistributed Control System
21DDDouble Density
22DDoSDistributed Denial of Service
23DDRDouble Data Rate
24DDR-SDRAMDouble Data Rate Synchronous Dynamic Random-Access Memory
25DDSDigital Data Storage
26DECDigital Equipment Corporation
27DELDirect Exchange Line
28DELDelete
29DESData Encryption Standard
30DFDData-Flow Diagram
31DFSDistributed File System
32DFSDepth-First Search
33DHCPDynamic Host Configuration Protocol
34DHTMLDynamic HyperText Markup Language
35DIFData Integrity Field
36DIMMDual Inline Memory Module
37DINDeutsche Industrie Norm
38DIPDual Inline Package
39DIVXDigital Video eXpress
40DLDataLink
41DLDownload
42DLLDynamic-Link library
43DLPDigital Light Processing
44DLTDigital Linear Tape
45DMADirect Memory Access
46DMCADigital Millennium Copyright Act
47DMLData Manipulation Language
48DNSDomain Name System
49DNSDomain Name Server
50DOCDocument
51DOCXDocument eXtended
52DOMDocument Object Model
53DOSDisk Operating System
54DoSDenial-of-Service
55DOS-PMIDisk Operating System–Protected Mode Interface
56DPEDynamic Provisioning Environment
57DPEData Parity Error
58DPIDots Per Inch
59DPIDeep Packet Inspection
60DPMSDisplay Power Management Signaling
61DRAMDynamic Random Access Memory
62DSData Storage
63DSData Structure
64DSData System
65DSLDigital Subscriber Line
66DSLDomain–Specific Language
67DSNData Source Name
68DSPDigital Signal Processing
69DSRData Set Ready
70DTADigital Telephone Adapter
71DTCData Terminal Controller
72DTEData Terminal Equipment
73DTPDesktop Publishing
74DTRData Terminal Ready
75DTSDigital Theater Sound
76DVDDigital Versatile Disk
77DVD-RDigital Versatile Disc-Recordable
78DVD-RWDigital Versatile Disk-Rewritable
79DVD-ROMDigital Versatile Disk–Read Only Memory
80DVD-RAMDigital Versatile Disk-Random Access Memory
81DVEDigital Video Effects
82DVIDigital Visual Interface
83DVRDigital Video Recorder
84DWData Warehouse
E
No.AcronymFull Form
1EAIEnterprise Application Integration
2EAPExtensible Authentication Protocol
3EBCDICExtended Binary Coded Decimal Interchange Code
4ECError Check
5ECCError Correcting Code
6ECOMElectronic Commerce
7ECPExtended Capabilities Port
8ECPEnhanced Communication Port
9ECSElectronic Clearing Service
10ECSElitegroup Computer Systems
11ECUEngine Control Unit
12EDAElectronic Design Automation
13EDOExtended Data Output
14EDPElectronic Data Processing
15EDSACElectronic Delay Storage Automatic Calculator
16EDVACElectronic Discrete Variable Automatic Computer
17EEPROMElectrically Erasable Programmable Read-Only Memory
18EFSEncrypting File System
19EFTElectronic Funds Transfer
20EGAEnhanced Graphics Adapter
21EIDElectronic Identity Document
22EIDEquipment Identifier
23EIDEEnhanced Integrated Drive Electronics
24EIGRPEnhanced Interior Gateway Routing Protocol
25EISAExtended Industry Standard Architecture
26ELFExecutable and Linkable Format
27ELMElectronic Mail
28EMAILElectronic Mail
29EMIElectromagnetic Interference
30EMMExpanded Memory Manager
31EMPElectromagnetic Pulse
32EMSElement Management System
33EMSExpanded Memory Specification
34ENIACElectronic Numerical Integrator And Computer
35EOFEnd Of File
36EOLEnd Of Line
37EOMEnd Of Message
38EOSEnd Of Support
39EPGElectronic Programming Guide
40EPICExplicitly Parallel Instruction Computing
41EPPEnhanced Parallel Port
42EPROMErasable Programmable Read-Only Memory
43ERDEntity-Relationship Diagram
44ERDEmergency Repair Disk
45ERPEnterprise Resource Planning
46ESBEnterprise Service Bus
47EscEscape
48ESCDExtended System Configuration Data
49ESDElectrostatic Discharge
50ESDIEnhanced Small Device Interface
51EUCEnd-User Computing
52EUCExtended Unix Code
53EULAEnd User License Agreement
54EVDOEvolution Data Only
55EVDOEvolution-Data Optimized
56EVGAExtended Video Graphics Array
57EXEExecutable
F
No.AcronymFull Form
1FAQFrequently Asked Questions
2FATFile Allocation Table
3FAXFacsimile
4FCALFibre Channel Arbitrated Loop
5FC-PGAFlip-Chip Pin Grid Array
6FCSFrame Check Sequence
7FDFloppy Disk
8FDCFloppy Disk Controller
9FDDFloppy Disk Drive
10FDDFinal Draft Document
11FDDIFiber Distributed Data Interface
12FDMFrequency Division Multiplexing
13FDMAFrequency Division Multiple Access
14FDRFlight Data Recorder
15FDxFull Duplex
16FEFront End
17FECForward Error Correction
18FEPFront End Processor
19FFFast Forward
20FFForm Feed
21FHSFilesystem Hierarchy Standard
22FHSFile Handling System
23FIFOFirst In, First Out
24FILOFirst In, Last Out
25FLFunction Level
26FLACFree Lossless Audio Codec
27FLOPSFloating-point Operations Per Second
28FLVFlash Video
29FMFrequency Modulation
30FMSFiber Management System
31FMSFile Management System
32FnFunction
33FORTRANFORmula TRANslation
34FOSIFormatted Output Specification Instance
35FOSSFree and Open Source Software
36FPGAField-Programmable Gate Array
37FPMFast Page Mode
38FPSFrames Per Second
39FPUFloating Point Unit
40FQDNFully Qualified Domain Name
41FRUField-Replaceable Unit
42FSFile System
43FSFrame Size
44FSFile Server
45FSAAFull-Screen Anti Aliasing
46FSBFront Side Bus
47FSFFree Software Foundation
48FSKFrequency-Shift Keying
49FTFixed Terminals
50FTPFile Transfer Protocol
51FTPSFile Transfer Protocol Secure
52FXPFile eXchange Protocol
G
No.AcronymFull Form
1GBGigabyte
2GbGigabit
3GBpsGigabytes Per Second
4GbpsGigabits per second
5GCPGoogle Cloud Platform
6GCRGroup Code Recording
7GDIGraphics Device Interface
8GIFGraphics Interchange Format
9GIGOGarbage In, Garbage Out
10GIMPGNU Image Manipulation Program
11GIMPSGreat Internet Mersenne Prime Search
12GISGeographical Information system
13GPGraphics Port
14GPGame Play
15GPIBGeneral-Purpose Instrumentation Bus
16GPLGeneral Public License
17GPRSGeneral Packet Radio Service
18GPSGlobal Positioning System
19GPUGraphics Processing Unit
20GSMGlobal System For Mobile Communications
21GTLDsGeneric Top Level Domains
22GUIGraphical User Interface
23GUIDGlobally Unique IDentifier
H
No.AcronymFull Form
1HALHardware Abstraction Layer
2HBAHost Bus Adapter
3HCIHuman-Computer Interaction
4HCLHardware Compatibility List
5HDHigh Definition
6HD DVDHigh Definition Digital Versatile Disc
7HDLHardware Description Language
8HDDHard Disk Drive
9HDFSHadoop Distributed File System
10HDMIHigh Definition Multimedia Interface
11HDXHigh-Density Expansion
12HDXHalf-Duplex
13HFSHierarchical File System
14HPFSHigh-Performance File System
15HHDHybrid Hard Drive
16HIDHuman Interface Device
17HIGHuman Interface Guideline
18HISHuman Instruction Set
19HLLHigh-Level Language
20HMAHigh Memory Area
21HPHewlett-Packard
22HPFSHigh-Performance File System
23HSDPAHigh-Speed Downlink Packet Access
24HSFHeat Sink and Fan
25HTHyper-Threading
26HTHyperTransport
27HTCHigh-Throughput Computing
28HTMHierarchical Temporal Memory
29HTMLHyperText Markup Language
30HTTPHyperText Transfer Protocol
31HTTPDHyperText Transfer Protocol Daemon
32HTTPSHyperText Transfer Protocol Secure
33HTXHyperTransport eXpansion
34HURDHird of Unix-Replacing Daemons
35HVDHolographic Versatile Disk
36HzHertz
I
No.AcronymFull Form
1IBGInter Block Gap
2IBMInternational Business Machines
3ICIntegrated Circuit
4I²CInter-Integrated Circuit
5ICMPInternet Control Message Protocol
6ICPInternet Cache Protocol
7ICRIntelligent Character Recognition
8ICSInternet Connection Sharing
9ICTInformation and Communication Technology
10IDEIntegrated Development Environment
11IDEIntegrated Drive Electronics
12IDLInterface Definition Language
13IEInternet Explorer
14IFSInFormatics and Security
15IGMPInternet Group Management Protocol
16IGRPInterior Gateway Routing Protocol
17IHVIndependent Hardware Vendor
18IIOPInternet Iner-ORB-Protocol
19IISInternet Information Service
20IMInstant Messaging
21IMAPInternet Message Access Protocol
22I/OInput/Output
23IOSInternetwork Operating System
24iOSiPhone Operating System
25IPInternet Protocol
26iPad OSiPad Operating System
27IPCInter-Process Communication
28IPCONFIGInternet Protocol Configuration
29IPPInternet Printing Protocol
30IPsecInternet Protocol Security
31IPTVInternet Protocol Television
32IPXInternetwork Packet eXchange
33IRInformation Retrieval
34IRInfrared
35IRCInternet Relay Chat
36IrDAInfrared Data Association
37IRPsI/O Request Packet
38IRQInterrupt Request
39ISAIndustry Standard Architecture
40ISAInstruction Set Architecture
41ISAMIndexed Sequential Access Method
42ISCInternet Storm Center
43ISDNIntegrated Service Digital Network
44ISHInformation Super Highway
45ISOInternational Organisation for Standardization
46ISOCInternet Society
47ISPInternet Service Provider
48ISRInterrupt Service Routine
49ISVIndependent Software Vendor
50ITInformation Technology
51ITLInterval Temporal Logic
52ITUInternational Telecommunication Union
53IVTIntel Virtualization Technology
54IVTInterrupt Vector Table
J
No.AcronymFull Form
1J2EEJava 2 Platform Enterprise Edition
2J2MEJava 2 Platform Micro Edition
3J2SEJava 2 Platform Standard Edition
4JADJava Application Descriptor
5JARJava Archive
6JAXBJava Architecture for XML Binding
7JBLJames Bullough Lansing
8JCEJava Cryptography Extension
9JCLJob Control Language
10JDBCJava Database Connectivity
11JDKJava Development KIT
12JEEJava Enterprise Edition
13JFSJournaled File System
14JNIJava Native Interface
15JPEGJoint Photographic Experts Group
16JREJava Runtime Environment
17JSJavaScript
18JSPJavaServer Pages
19JUGJava Users Group
20JSONJavaScript Object Notation
21JSPJava Server Pages
22JVMJava Virtual Machine
K
No.AcronymFull Form
1KBKilobyte
2KbKilobit
3KbpsKilobits Per Second
4KBpsKilobyte Per Second
5kHzkilohertz
6KIPSKnowledge Information Processing System
7KMKnowledge Machine
8KRLKnowledge Representation Language
9KVAKilo-Volt-Ampere
10KVMKeyboard, Video, and Mouse
L
No.AcronymFull Form
1LANLocal Area Network
2LBALogical Block Addressing
3LBALinear Block Array
4LCLucent Connector
5LCLogic Channel
6LDAPLightweight Directory Access Protocol
7LDTLightning Data Transport
8LDULoop Diagnostic Unit
9LEDLight-Emitting Diode
10LFLine Feed
11LGLucky Goldstar
12LIFLogical Interface
13LIFOLast In, First Out
14Li-ionLithium-Ion
15LIMLogical Information Machine
16LiPoLithium-ion Polymer
17LIPSLinear Inferences Per Second
18LLCLogical Link Control
19LLLLow-Level Language
20LOGOLanguage Of Graphics-Oriented
21LPDLaser Phosphor Display
22LPDLine Printer Daemon
23LPMLines Per Minute
24LPRLine Printer Remote
25LPTLine Printer Terminal
26LPXLow Profile eXtension
27LRULine Replaceable Unit
28LSBLeast Significant Bit
29LSDLeast Significant Digit
30LSILarge Scale Integration
31LTELong-Term Evolution
32LUNLogical Unit Number 
33LVDLow Voltage Differential
M
No.AcronymFull Form
1M2GMobile 3D Graphics
2MACMedia Access Control
3MacMacintosh
4MAC OSMacintosh Operating System
5MADMichigan Algorithm Decoder
6MANMetropolitan Area Network
7MANETMobile Ad-Hoc Network
8MAPMessage Acceptance Pulse
9MAPMissed Approach Point
10MAPModified Atmosphere Pack
11MAPMaintenance Automation Program
12MAPIMessaging Application Programming Interface
13MARMemory Address Register
14MbMegabit
15MBMegabyte
16MBMotherBoard
17MBpsMegabyte Per Second 
18MbpsMegabit Per Second 
19MBCSMulti Byte Character Set
20MBRMaster Boot Record
21MBSAMicrosoft Baseline Security Analyzer
22MCGAMaster of Computer Graphics and Animation
23MCMMulti-Chip Module
24MCRMultivariate Curve Resolution
25MDIMultiple Document Interface
26MDIMedium Dependent Interface
27MFDMultiFunction Device
28MFLOPSMillion Floating-Point Operations Per Second
29MFMModified Frequency Modulation
30MFPMultiFunction Product
31MFTManaged File Transfer
32MFTMultiprogramming with Fixed Task
33MHzMegahertz
34MICRMagnetic Ink Character Recognition
35MicroDIMMMicro Dual Inline Memory Module
36MIDIMusical Instrument Digital Interface
37MIMDMultiple Instruction, Multiple Data
38MIMEMultipurpose Internet Mail Extensions
39MIMOMultiple-In, Multiple Output
40MIPSMillion Instructions Per Second
41MIPSMicroprocessor without Interlocked Pipelined Stages
42MISManagement Information Systems
43MISDMultiple Instruction, Single Data
44MLIMeasurement Layer Interface
45MLIDMultiple Link Interface Driver
46MMCMicrosoft Management Console
47MMCMultiMediaCard
48MMFMultiMode Fiber
49MMUMemory Management Unit
50MMXMultiMedia eXtensions
51MNGMultiple-image Network Graphics
52MNPMicrocom Networking Protocol 
53MNPMobile Number Portability
54MODEMModulator-Demodulator
55MOPSMillion Operations Per Second
56MOSFETMetal-Oxide-Semiconductor Field Effect Transistor
57MP3Moving Picture Experts Group Layer 3
58MPMulti-Processor
59MPEGMotion Pictures Experts Group
60MPIMessage Passing Interface
61MPLMozilla Public License
62MPSMegabits Per Second
63MSMemory Stick
64MSBMost Significant Bit
65MSCDEXMicrosoft CD-ROM eXtensions
66MSConfigMicrosoft Configuration
67MSDMost Significant Digit
68MSDNMicrosoft Developer Network
69MSDSMaterial Safety Data Sheet
70MS-DOSMicrosoft Disk Operating System
71MSIMicro-Star International
72MSIMedium Scale Integration
73MSIMicrosoft Installer
74MTBFMean Time Between Failure
75MUIMultilingual User Interface
76MVSMultiple Virtual Storage
77MVSMultiple Vendor System
78MVTMultiprogramming With Variable Tasks
79MXMail eXchange
N
No.AcronymFull Form
1NAPNetwork Access Points
2NAPNetwork Access Protection
3NASNetwork-Attached storage
4NATNetwork Address Translation
5NetBIOSNetwork Basic Input/Output System
6NetBEUINetworked BIOS Extended User Interface
7NFCNear Field Communication
8NFSNetwork File System
9NFUNot Frequently Used
10NICNetwork Interface Controller
11NIONew Input/Output
12NIUNetwork Interface Unit
13NLINatural Language Interface
14NLINot Logged In
15NLXNew Low Profile eXtended
16NMINon-Maskable Interrupt
17NNTPNetwork News Transfer Protocol
18NOPNO Operation
19NOSNetwork Operating System
20NSSName Service Switch
21NTNew Technology
22NTFSNew Technology File System
23NTLDRNew Technology Loader
24NTPNetwork Time Protocol
25NVRAMNon-Volatile Random Access Memory
26NWLINKNetWare Link
O
No.AcronymFull Form
1OCOperation Channel
2OCOver Clock
3OCROptical character Recognition
4OCROptical Character Reader
5OCZOperational Control Zone
6ODIOpen Data-link Interface
7OEMOriginal Equipment Manufacturer
8OFPOpen Frame Panel
9OLEObject Linking and Embedding
10OMROptical Mark Reader
11OOMOut Of Memory
12OOPObject-Oriented Programming
13OPMLOutline Processor Markup Language
14OSOperating System
15OSDNOpen Source Development Network
16OSIOpen Systems Interconnection
17OSKOn-Screen Keyboard
18OSPFOpen Shortest Path First
19OSROEM Service Release
20OSSOperations Support System
21OSSOpen Source Software
P
No.AcronymFull Form
1P2PPeer-To-Peer
2PALProgrammable Array Logic
3PALPhase Alternating Line
4PANPersonal Area Network
5PATAParallel Advanced Technology Attachment
6PAPPassword Authentication Protocol
7PBXPrivate Branch Exchange
8PCPersonal Computer
9PCBPrinted Circuit Board
10PCBProcess Control Block
11PC DOSPersonal Computer Disk Operating System
12PCIPeripheral Component Interconnect
13PCIePeripheral Component Interconnect Express
14PCLPrinter Command Language
15PCMPulse-Code Modulation
16PCMCIAPersonal Computer Memory Card International Association
17PCMCIAPeripheral Component MicroChannel Interconnect Architecture
18PDAPersonal Digital Assistant
19PDFPortable Document Format
20PDLProgram Design Language
21PDPProgram Data Processor
22PEProcessor Element
23PERLPractical Extraction and Reporting Language
24PFAPortable Format for Analytics
25PFAPlease Find the Attachment
26PFFPage Fault Frequency
27PGAPin Grid Array
28PGAProfessional Graphics Adapter
29PGCProfessional Graphics Controller
30PHPHypertext Preprocessor
31PHPPersonal Home Page
32PICPeripheral Interface Controller
33PICProgrammable Interface Controller
34PICProgrammable Intelligent Computer
35PIMPersonal Information Manager
36PINEProgram for Internet News and Email
37PIOProgrammed Input/Output
38PIPPeripheral Interchange Program
39PLAProgrammable Logic Array
40PLCProgrammable Logic Controller
41PLCPower Line Communication
42PLDProgrammable Logic Device
43PLLPhase-Locked Loop
44PMPrivate Message
45PMPhase Modulation
46PNGPortable Network Graphics
47PnpPlug and Play
48PoEPower over Ethernet
49POPPost Office Protocol
50POSPoint Of Sale
51POSTPower-On Self Test
52POTSPlain Old Telephone Service
53PPCPower Personal Computer
54PPCPay Per Click
55PPIPixels Per Inch
56PPMPages Per Minute
57PPPPoint-to-Point Protocol
58PPPoAPoint-to-Point Protocol over ATM
59PPPoEPoint-to-Point Protocol over Ethernet
60PPTPowerPoint Presentation
61PPTPPoint-to-Point Tunneling Protocol
62PRIPrimary Rate Interface
63PROLOGProgramming in Logic
64PROMProgrammable Read-Only Memory
65PrtScrPrint Screen
66PS/2Personal System/2
67PSDPhotoshop Document
68PSPProgram Segment Prefix
69PSTNPublic Switched Telephone Network
70PSUPower Supply Unit
71PTEPage Table Entry
72PVCPermanent Virtual Circuit
73PVMParallel Virtual Machine
74PXEPreboot eXecution Environment
75PYPython
Q
No.AcronymFull Form
1QAQuality Assurance
2QAMQuadrature Amplitude Modulation
3QASQuick Arbitrate and Select
4QBEQuery By Example
5QDRQuad Data Rate
6QFAQuick File Access
7QFPQuad Flat Package
8QICQuarter Inch cartridge
9QoSQuality of Service
R
No.AcronymFull Form
1RADRapid Application Development
2RAIDRedundant Array of Inexpensive Disks
3RAITRedundant Array of Inexpensive Tapes
4RAMRandom Access Memory
5RAMDACRandom-Access Memory Digital-to-Analog Converter
6RARPReverse Address Resolution Protocol
7RAdACRisk Adaptive Access Control
8RADIUSRemote Authentication Dial-In User Service
9RAIDRedundant Array of Inexpensive Disks
10RAIDRedundant Array of Independent Disks
11RASRow Address Strobe
12RASRemote Access Service
13RBACRole-Based Access Control
14RDBMSRelation Database Management System
15RDRAMRambus Dynamic Random Access Memory
16RDFResource Description Framework
17REEALRecursive functions Algorithmic Language
18RFRadio Frequency
19RFIRadio Frequency Interference
20RGBRed, Green, Blue
21RGBARed, Green, Blue, Alpha
22RIMMRambus Inline Memory Module
23RIRe-Installing
24RIPRouting Information Protocol
25RISRemote Installation Service
26RISCReduced Instruction Set Computer
27RJRegistered Jack
28RMAReturned Materials Authorization
29RMWRead-Modify-Write
30ROMRead-Only Memory
31ROMBRAID On the MotherBoard
32ROM-DOSRead-Only Memory-Disk Operating System
33RPCRemote Procedure Calls
34RPGReport Program Generator
35RPMRevolutions Per Minute
36RS-232Recommended Standard 232
37RTCReal-Time Clock
38RTOSReal-Time Operating System
39RTSReal-Time Streaming
40RTSReal-Time Strategy
41RTSRequest To Send
S
No.AcronymFull Form
1SAIDServing Area Identity Document
2SAMSecurity Account Manager
3SAMSequential Access Memory
4SANStorage Area Network
5SAPSystems Applications and Products
6SASIShugart Associates Systems Interface
7SASIDSelf Scanned Amorphous Silicon Integrated Display
8SATASerial Advanced Technology Attachment
9SAXSimple API of XML
10SBP-2Serial Bus Protocol 2
11SBUStandard Build Unit
12SCStarCraft
13SCSubscription Channel
14SCAService Component Architecture
15SCASide-Channel Attack
16SCSISmall Computer System Interface
17SDSecure Digital
18SDKSoftware Development Kit
19SDLSpecification and Description Language
20SDLSimple DirectMedia Layer
21SDLCSystems Development Life Cycle
22SDLCSynchronous Data Link Control
23SDNSoftware-Defined Networking
24SDNService Delivery Network
25SDRSoftware-Defined Radio
26SDRAMSynchronous Dynamic Random Access Memory
27SECSingle Edge Contact
28SECCSingle Edge Contact Cartridge
29SEQUELStructured English QUEry Language
30SFCSystem File Checker
31SFTPSecure File Transfer Protocol
32SFTPSimple File Transfer Protocol
33SGMLStandard Generalized Markup Language
34SGRAMSynchronous Graphics Random Access Memory
35SHDSLSingle-pair High-speed Digital Subscriber Line
36SIMSubscriber Identity Module
37SIMDSingle Instruction, Multiple Data
38SIMMSingle Inline Memory Module
39SIPPSingle In-line Pin Package
40SISServer Intelligent Storage
41SISDSingle-Instruction, Single-Data
42SLIScalable Link Interface
43SLISystem Level Integration
44SLIScan-Line Interleave
45SLIPSerial Line Internet Protocol
46SMBServer Message Block
47SMBIOSSystem Management Basic Input/Output System
48SMPSymmetric Multiprocessing
49SMSShort Message Service
50SMTPSimple Mail Transfer Protocol
51SNASystems Network Architecture
52SNAPSecure Network Access Platform
53SNMPSimple Network Management Protocol
54SNOBOLStriNg Oriented and symBOlic Language
55SNRSignal-to-Noise Ratio
56SOAPSimple Object Access Protocol
57SO-DIMMSmall Outline Dual Inline Memory Module
58SOHOSmall Office or Home Office
59SOICSmall Outline Integrated Circuit
60SPStack Page
61SPService Pack
62SPARCScalable Processor Architecture
63SPISerial Peripheral Interface
64S/PDIFSony/Philips Digital Interface
65SPGAStaggered Pin Grid Array
66SPOOLSimultaneous Peripheral Operations On-Line
67SPUSnippet Processing Unit
68SPXSequenced Packet eXchange
69SQLStructured Query Language
70SRAMStatic Random Access Memory
71SSEStreaming SIMD Extensions
72SSHSecure Shell
73SSISmall Scale Integration
74SSIDService Set Identifier
75SSLSecure Sockets Layer
76STStraight Tip
77STDMSynchronous Time Division Multiplexing
78STNSmall Town Network
79STPSpanning Tree Protocol
80STPShielded Twisted Pair
81STUSecure Terminal Unit
82SUBSubtitle
83SUBSubscript
84SUSSingle UNIX Specification
85SUSSoftware Update Services
86SVDStructured VLSI Design
87SVDSystem View Description
88SVDSoftware Version Description
89SVGScalable Vector Graphics
90SVGASuper Video Graphics Array
91SWFShockWave Flash
92SXGASuper eXtended Graphics Array
93SYSSystem
T
No.AcronymFull Form
1TBTerabyte
2TbTerabit
3TBpsTerabytes Per Second
4TbpsTerabits Per Second
5TCPTransmission Control Protocol
6TDMTime-Division Multiplexing
7TDMATime Division Multiple Access
8TDRTime Domain Reflectometer
9TECThermoElectric Cooler
10TFTThin Film Transistor
11TFTPTrivial File Transfer Protocol
12TLDTop Level Domain
13TLSTransport Layer Security 
14TMPTemporary
15TPITracks Per Inch
16TPUTensor Processing Unit
17TSTechnical Specification
18TSTime Slot
19TSTypeScript
20TSRTerminate-and-Stay-Resident
21TTATransport Triggered Architecture
22TTATrue Tap Audio
23TTFTrue Type Font
24TTLTransistor-Transistor Logic
25TTSText-To-Speech
26TTYTeleTYpewriter
27TWAINTechnology Without An Interesting Name
28TXTText
U
No.AcronymFull Form
1UACUser Account Control
2UAEUnrecoverable Application Error
3UARTUniversal Asynchronous Receiver-Transmitter
4UDFUser-Defined Functions
5UDFUniversal Disk Format
6UDFUniversal Data Format
7UDMAUltra Direct Memory Access
8UDPUser Datagram Protocol
9UDTUnreliable Data Transfer
10UEFIUnified Extensible Firmware Interface
11UHFUltra High Frequency
12UIUser Interface
13ULUnderwriter Laboratories
14ULUpLink
15ULUpload
16ULSIUltra Large Scale Integration
17UMBUpper Memory Block
18UMTSUniversal Mobile Telecommunications System
19UNCUniversal Naming Convention
20UNICSUNiplexed Information Computing System
21UNIVACUniversal Automatic Computer
22UPSUninterruptible Power Supply
23URIUniform Resource Identifier
24URLUniform Resource Locator
25URNUniform Resource Name
26USARTUniversal Serial Asynchronous Receiver Transmitter
27USBUniversal Serial Bus
28USMTUser State Migration Tool
29UTFUnicode Transformation Format
30UTPUnshielded Twisted Pair
31UUCPUnix-to-Unix Copy
32UVEPROMUltra-Violet Erasable Programmable Read-Only Memory
33UVGAUltra Video Graphics Array
34UWBUltra Wide Band
35UXGAUltra Extended Graphics Array
V
No.AcronymFull Form
1VANValuable Aided Network
2VarVariable
3VARValue-Added Reseller
4VBVisual Basic
5VBAVisual Basic for Applications
6VBEVESA BIOS Extensions
7VBSVisual Basic Script
8VCDVideo Compact Disc
9VDIVirtual Desktop Infrastructure
10VDTVideo Display Terminal
11VDUVisual Display Unit
12VESAVideo Electronics Standards Association
13VFATVirtual File Allocation Table
14VFSVirtual File System
15VGAVideo Graphics Array
16VGCTVideo Graphics Character Table
17VHFVery High Frequency
18VIRUSVital Information Resources Under Seize
19VLANVirtual Local Area Network
20VLCVideoLAN Client
21VLIWVery Long Instruction Word
22VLSIVery Large Scale Integration
23VMVirtual Memory
24VMVirtual Machine
25VODVideo On Demand
26VoIPVoice over Internet Protocol
27VoLTEVoice over Long Term Evolution
28VPNVirtual Private Network
29VPUVisual Processing Unit
30VRVirtual Reality 
31VRAMVideo Random Access Memory
32VRTVirus Removal Tool
33VRTVoltage Reduction Technology
34VSATVery Small Aperture Terminal
35VTVideo Terminal
36VTOCVolume Table Of Contents
37VTRVideo Tape Recorder
38VUEVisual User Environment
W
No.AcronymFull Form
1WANWide Area Network
2WAPWireless Application Protocol
3WATSWide Area Telephone Service
4WAVWaveform Audio
5WBWriteback
6WBMPWireless BitMap Image
7WCAGWeb Content Accessibility Guidelines
8WDWorking Document
9WDWestern Digital
10WEPWired Equivalent Privacy
11WINDOWSWide Interactive Network Development for Office Work Solution
12Wi-FiWireless Fidelity
13WiMAXWorldwide Interoperability for Microwave Access
14WinFSWindows Future Storage
15WINSWindows Internet Name Service
16WLANWireless Local Area Network
17WLLWireless Local Loop
18WMAWindows Media Audio
19WMIWindows Management Instrumentation
20WMPWindows Media Player
21WMVWindows Media Video
22WNSWindows Push Notification Service
23WOLWake-On-LAN
24WOMWake-On-Modem
25WORAWrite Once, Run Anywhere
26WOREWrite Once, Run Everywhere
27WORMWrite Once, Read Many
28WPAWi-Fi Protected Access
29WPADWeb Proxy Auto-Discovery
30WPANWireless Personal Area Network
31WRAMWindows Random Access Memory
32WSWeb Site
33WS-DWeb Services-Discovery
34WSDLWeb Services Description Language
35WTBWant To Buy
36WUSBWireless Universal Serial Bus
37WUXGAWide Ultra eXtended Graphics Array
38WWANWireless Wide Area Network
39WWDCWorld Wide Developer Conference
40WWIDWorld Wide Identifier
41WWNWorld Wide Name
42WWWWorld Wide Web
43WYSIWYGWhat You See Is What You Get
44WZCWireless Zero Configuration
X
No.AcronymFull Form
1XAMLeXtensible Application Markup Language
2XGAeXtended Graphics Array
3XHTMLeXtensible HyperText Markup Language
4XMFeXtensible Music File
5XMLeXtensible Markup Language
6XMMSX MultiMedia System
7XMSeXtended Memory Specification
8XNSXerox Network Systems
9XPCross-Platform
10XPathXML Path Language
11XSLeXtensible Stylesheet Language
12XSL-FOeXtensible Stylesheet Language Formatting Objects
13XSLTeXtensible Stylesheet Language Transformations
14XSSCross-Site Scripting
15XTeXtended Technology
16XTFeXtensible Tag Framework
17XULXML User Interface Language
18XVGAeXtended Video Graphics Adapter
Y
No.AcronymFull Form
1YARNYet Another Resource Negotiator
2YaSTYet another Setup Tool
3YBYottabyte
Z
No.AcronymFull Form
1ZBZettabyte
2ZCSZero Code Suppression
3ZIFZero Insertion Force
4ZIFSZero Insertion Force Socket
5ZIPZone Information Protocol
6ZIPZig-zag In-line Package
7ZISCZero Instruction Set Computer
8ZMAZone Multicast Address
Numbers
No.AcronymFull Form
1#!Shebang
2/.Slashdot
31GLFirst-Generation Programming Language
41NFFirst Normal Form
52B1Q2 Binary 1 Quaternary
62FATwo-factor authentication
72GSecond Generation
82GLSecond-Generation Programming Language
92NFSecond Normal Form
103GThird Generation
113GLThird-Generation Programming Language
123GP3rd Generation Project
133GPP3rd Generation Partnership Project
143NFThird Normal Form
154B5BLF4 Byte 5 Byte Local Fiber
164NFFourth Normal Form
175NFFifth Normal Form
186NFSixth Normal Form
198B10BLF8 Byte 10 Byte Local Fiber
20100B-T100BASE-T
21802.11Wireless LAN

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