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Computer Abbreviations: List of Computer Related Terms A to Z

Read some important computer abbreviations and their full form for better understanding.

Getting familiar with various computer related terms or computer abbreviations with their full form will be helpful in improving your computer awareness. Also, if you are a competitive exam aspirant then this topic will be helpful for various Govt. exams.

We have listed all the important computer abbreviations in A to Z order.

Importance of Computer Abbreviations

These computer abbreviations deal with various computer applications, software & hardware, networking, etc. Having complete knowledge of these computer related abbreviations will not only help to improve your computer awareness but also will help to answer questions in various competitive exams.

Computer Abbreviations A to Z

Here are the important computer acronyms in A to Z order and their full forms.

Computer AbbreviationFull Form
A/DAnalog To Digital
AACAdvanced Audio Coding
ABRAverage Bit Rate
ACEAccess Control Entry
ACLAccess Control List
ADActive Directory
ADOActiveX Data Objects
ADSLAsymmetric Digital Subscriber Line
AFAAll-Flash Array
AGPAdvanced Graphics Port
AIArtificial Intelligence
AIMAOL Instant Messenger
ALGOLAlgorithmic Language
ALUArithmetic Logic Unit
AOLAmerica Online
AMAmplitude Modulation
AMDAdvanced Micro Devices
AMPAccelerated Mobile Pages
APIApplication Program Interface
APTAutomatically Programmed Tooling
ARINAmerican Registry for Internet Numbers
ARPAddress Resolution Protocol
ARPANETAdvanced Research Projects Agency Network
ARQAutomatic Repeat Request
ASAutonomous System
ASCIIAmerican Standard Code for Information Interchange
ASPActive Server Pages
ASPIAdvanced SCSI Programming Interface 
ATAAdvanced Technology Attachment 
ATDTAttention Dial Tone 
ATMAsynchronous Transfer Mode
AUIAttachment Unit Interface
AUTOEXECAutoexec Automatic Execution file 
AVIAudio Video Interleave
AWSAmazon Web Services
BASICBeginner’s All-purpose Symbolic Instruction Code
BBSBulletin Board System
BCCBlind Carbon Copy
BCDBinary Coded Decimal
BCNFBoyce–Codd normal form
BCRBar Code Reader
BDSLBroadband DSL
BEDOBurst Extended Data Out (RAM)
BGPBorder Gateway Protocol
BHTMLBroadcast Hyper Text Markup Language
BIOSBasic Input Output System
BIPSBillion Instruction Per Second
BIUBus Interface Unit
BitBinary Digit
BLOBBinary large object
BPSBits Per Second
BRDBlu-Ray Disc
BYODBring Your Own Device
ByteBy eight (group of 8 bits)
CADComputer-Aided Design
CAIDComputer-Aided Industrial Design
CAPTCHACompletely Automated Public Turing Test to tell Computers and Humans Apart
CCCarbon Copy
CDCompact Disk
CD-RCompact Disk – Recordable
CDMACode-Division Multiple Access
CDNContent Delivery Network
CDROMCompact Disk Read Only Memory
CDRWCompact Disk Rewritable
CD-WOCompact Disk – Write Once
CD-XACompact Disk – Extended Architecture
CERTComputer Emergency Response Team
CGI-BINCommon Gateway Interface – Binary (programming for Web forms)
CHAPChallenge-Handshake Authentication Protocol
CIDRClassless Inter-Domain Routing
CISCompuServe Information Service
CISCComplex Instructions Set Computers
CMOSComplementary Metal-Oxide Semiconductor
CMSContent Management System
CMYKCyan-Magenta-Yellow-Black (color model)
CNMCirculatory Network Mode
COAXCoaxial Cable (for Ethernet and similar networks)
COBOLCommon Business Oriented Language
COMPUTERCommonly Operated Machine Particularly Used for Trade/Technology, Education, and Research.
COMComponent Object Model or communication
CPIClock / Cycle Per Instruction
CPUCentral Processing Unit
CROMComputerized Range of Motion
CRTCathode Ray Tube( standard type computer monitor display
CSLIPCompressed Serial Line Interface Protocol (Internet)
CSSCascading Style Sheets
CSPCloud Service Provider
CSMA/CDCarrier-sense multiple access with collision detection
CTRLControl (computer keyboard key)
CUICharacter User Interface
DACData Acquisition and Control 
DAOData Access Object
DATDigital Audio Tape
DBMSData Base Management System
DCLData Control Language
DDLData Definition Language
DDoSDistributed Denial of Service
DFDData Flow Diagram
DHCPDynamic Host Configuration Protocol
DHTMLDynamics Hyper Text Markup Language
DKIMDomain Keys Identified Mail
DMADirect Memory Access
DMCADigital Millennium Copyright Act
DMLData Manipulation Language
DNSDomain Name System
DOCData Optimizing Computer
DOMDocument Object Model
DoSDenial of Service
DOSDisk Operating System
DPIDots Per Inch
DRAMDynamic Random Access Memory
DSLDigital Subscriber Line
DVDDigital Video/Versatile Disc
DVDRDigital Versatile Disk Recordable
DVDRWDigital Versatile Disk Rewritable
DCEData Communications Equipment
DVIDigital Visual Interface
DVRDigital Video Recorder
EBCDICExtended Binary Coded Decimal Interchange Code
E-CommerceElectronic Commerce
EDCElectronic Digital Computer
EDIElectronic Data Interchange
EDPElectronic Data Processing
EDGEEnhanced Data rates for GSM Evolution
EDVACElectronic Discrete Variable Automatic Computer
EEPROMElectronically Erasable Programmable Read Only Memory
EFIExtensible Firmware Interface
EFSEncrypted File System
EIDEEnhanced Integrated Drive Electronics 
EIGRPEnhanced Interior Gateway Routing Protocol
E-MailElectronic Mail
ENIACElectronic Numerical Integrator And Computer
EPROMErasable Programmable Read Only Memory
EROMErasable Read Only Memory
FATFile Allocation Table
FDDFloppy Disk Drive
FDMFrequency-Division Multiplexing
FDMAFrequency-Division Multiple Access
FIFOFirst In First Out
FORTRANFormula Translation
FOSSFree and Open-Source Software
FTPFile Transfer Protocol
GBGiga Byte
GDIGraphical Device Interface
GIFGraphics Interchange Format
GIMPGNU Image Manipulation Program
GNUGNU’s Not Unix
GPTGUID Partition Table
GSMGlobal System for Mobile Communications
GUIGraphical User Interface
HCLHardware Compatibility List
HDHard Disk
HDDHard Disk Drive
HDMIHigh-Definition Multimedia Interface
HTMLHyper Text Markup Language
HTTPHyper Text Transfer Protocol
IANAInternet Assigned Numbers Authority
IBMInternational Business Machines
ICANNInternet Corporation for Assigned Names and Numbers
IDEIntegrated Development Environment
IEInternet Explorer
IEEEInstitute of Electrical and Electronics Engineers
IGMPInternet Group Management Protocol
IGRPInterior Gateway Routing Protocol
I/OInput/Output (serial and parallel ports)
ICIntegrated Circuit
IISInternet Information Services
IMAPInternet Message Access Protocol
INTELIntegrated Electronics
INFOSECInformation Systems Security
IOPInput Output Processor
IPInternet Protocol
ISDNIntegrated Services Digital Network 
ISPInternet Service Provider
IVRInteractive Voice Response
JDBCJava Database Connectivity
JDKJava Development Kit
JPEGJoint Photographic Experts Group
JSONJavaScript Object Notation
KbpsKilobits/Kilobytes Per Second
LANLocal Area Network
LEDLight Emitting Diode
LIFOLast In First Out
LLLLow Level Language
LPTLine Printer
LSBLeast Significant Bit
MACMedia Access Control
MBRMaster Boot Record
MANMetropolitan Area Network
MBMotherboard/ Megabyte
MBASICMicrosoft BASIC (Microsoft)
MBPSMegabytes Per Second
MbpsMegabits Per Second
MDIMultiple-Document Interface
MICRMagnetic Ink Character Recognition
MMSMultimedia Message Service
MMXMultimedia Extensions 
MODEMModulator Demodulator
MPEGMotion Pictures Experts Group
MSCDEXMicrosoft Compact Disc Extension
MS-DOSMicrosoft – Disk Operating System
MSDNMicrosoft Developer Network
MXMail Exchange
NATNetwork Address Translation
NetBIOSNetwork Basic Input/Output System
NFCNear-field communication
NFSNetwork File System
NICNetwork Interface Controller or Network Interface C
NTPNetwork Time Protocol
NTFCNT Filesystem
OCROptical Character Reader 
ODCOpen Database Connectivity
OLEObject Linking and Embedding
OMROptical Mark Reader
OOPObject Oriented Programming
OSOperating System
OSIOpen Systems Interconnection
OSPFOpen Shortest Path First
OTPOne-time password
P2PPoint to Point Protocol
PANPersonal Area Network
PCPersonal Computer
PCBPrinter Circuit Board
PCMPulse-Code Modulation
PCIPeripheral Component Interconnect
PHPHypertext Preprocessor
PIXELPicture Element
PNGPortable Network Graphics
PPPPoint to Point Protocol
PROMProgrammable Read Only Memory
POP3Post Office Protocol v3
QoSQuality of Service
RAMRandom Access Memory
RSDIUSRemote Authentication Dial In User Service
RARPReverse Address Resolution Protocol
RDBMSRelational Data Base Management System
RDFResource Description Framework
RDPRemote Desktop Protocol
regexRegular Expression
RFIDRadio Frequency Identification
RGBRed, Green, Blue
RHLRed Hat Linux
RIPRouting Information Protocol
RISCReduced Instruction Set Computer
ROMRead Only Memory
RSSRich Site Summary or Really Simple Syndication
RTFRich Text Format
SaaSSoftware as a Service
SAMSoftware Asset Management
SANStorage Area Network
SCIDSource Code in Database
SCSISmall Computer System Interface 
SDISingle-Document Interface
SDKSoftware Development Kit
SDRAMSynchronous Dynamic Random Access Memory
SEOSearch Engine Optimization
SFTPSecure File Transfer Protocol
SGMLStandard Generalized Markup Language
SGRAMSynchronous Graphics RAM
SHASecure Hash Algorithm
SISDSingle Instruction, Single Data
SISOSingle-Input and Single-Output
SIPSession Initiation Protocol
SIUSerial Interface Unit
SMESubject Matter Expert
SMPSSwitch Mode Power Supply
SMSShort Message Service
SMTPSimple Mail Transfer Protocol
SNAPSub Network Access Protocol
SNMPSimple Network Management Protocol
SOHOSmall Office/Home Office
SPFSender Policy Framework
SPMSoftware project management
SQLStructured Query Language
SRAMStatic Random Access Memory
SSAStatic Single Assignment
SSDSolid-State Drive
SSHSecure Shell
SSIDService Set Identifier
SVGScalable Vector Graphics
SYSOPSystem Operator
TCPTransmission Control Protocol
TCP/IPTransmission Control Protocol/Internet Protocol
TFTPTrivial File Transfer Protocol
TLDTop-Level Domain
TLSTransport Layer Security
TTLTime To Live
UDPUser Datagram Protocol
UEFIUnified Extensible Firmware Interface
UIUser Interface
UNIVACUniversal Automatic Computer (By MKS)
URLUniform Resource Locator
USBUniversal Serial Bus
UTFUnicode Transformation Format
UXUser Experience
VCDVideo Compact Disk
VDUVisual Display Unit
VGAVideo Graphics Array
VLANVirtual Local Area Network
VoLTEVoice Over Long Term Evolution
VIRUSVital Information Resource Under Siege
VLSIVery-Large-Scale Integration
VMVirtual Machine
VoIPVoice over Internet Protocol
VPNVirtual Private Network
VPSVirtual Private Server
VRAMVideo Random Access Memory
VxDVirtual Extended Driver 
W3CWorld Wide Web Consortium
WANWide Area Network
WAPWireless Application Protocol
WBMPWireless Bitmap Image
WDMWavelength-Division Multiplexing
WIFIWireless fidelity
WLANWireless Local Area Network
WMLWireless Markup Language
WWWWorld Wide Web
WYSIWYGWhat You See Is What You Get
XGAExtended Graphics Array 
XHTMLExtensible Hyper Text Markup Language
XMFExtensible Music File
XMLExtensible Markup Language
XMSExtended Memory Specification
XVGAExtended Video Graphics Adapter
FORTRANFormula Translation

Computer Abbreviations: Frequently Asked Questions

Q1. What is the basic abbreviation in computer science and engineering?

The basic abbreviations are all common terms used in the field of computer science and engineering.

Q2. What is the acronym USB stands for?

Acronym USB stands for Universal Serial Bus.

Q3. What does the acronym VGA stand for?

Acronym VGA stands for Video Graphics Array

Q4. What are the important computer network abbreviations?

The computer network-related abbreviations are LAN, MAN, WAN, WIFI, VPN, VPS, SSH, TCP, UDP, etc which are mentioned in our list.

Q5. What is the full form of AI?

Artificial Intelligence.

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