[A-Z] Computer Abbreviations

In this article, we have brought to you the list of A to Z computer abbreviations. This computer abbreviations list is important for every competitive exam. The examiner always asks computer abbreviations questions in the exam to test your computer awareness. If you are preparing for competitive exams like SSC, CGL, CHSL, CGL, Bank, SPI PO, RBI, Railways, NTPC, etc., then the list of computer abbreviations is important for you.

And the computer abbreviations list is important for everyone and school and college-going students, so in this post, we are going to share the computer abbreviations A to Z list, and you can download the computer abbreviations PDF below. Check Also: Computer Shortcut Keys

A-Z Computer Abbreviations List

A

S. No.AbbreviationFull-Form
1AACAdvanced Audio Coding
2ABRAverage Bit Rate
3ADSLAsymmetric Digital Subscriber Line
4AGPAdvanced Graphics Port
5AIArtificial Intelligence
6AIMAOL Instant Messenger
7ALGOLAlgorithmic Language
8ALUArithmetic Logic Unit
9AOLAmerica Online
10AMDAdvanced Micro Devices
11APIApplication Program Interface
12APTAutomatically Programmed Tooling
13ARPAddress Resolution Protocol
14ARPANETAdvanced Research Projects Agency Network
15ARQAutomatic Repeat Request
16ASAutonomous System
17ASCIIAmerican Standard Code for Information Interchange
18ASPActive Server Pages
19ASPIAdvanced SCSI Programming Interface 
20ATAAdvanced Technology Attachment 
21ATDTAttention Dial Tone 
22AUIAttachment Unit Interface
23AUTOEXECAutoexec Automatic Execution file 
24AVIAudio Video Interleave

B

S. No.AbbreviationsFull-Form
1BASICBeginner’s All-purpose Symbolic Instruction Code
2BCCBlind Carbon Copy
3BCDBinary Coded Decimal
4BCRBar Code Reader
5BDSLBroadband DSL
6BEDOBurst Extended Data Out (RAM)
7BGPBorder Gateway Protocol
8BHTMLBroadcast HyperText Markup Language
9BIOSBasic Input Output System
10BIPSBillion Instruction Per Second
11BIUBus Interface Unit
12BMPBitmap
13BRDBlu-Ray Disc
14BINACBinary Automatic Computer
15BDBlu-ray Disc
16BINBinary
17B2BBusiness to Business
18BITBinary Digit
19BlogWeb Blog
20BPLBytes/ Per Inch
21BPLBroadband over Power Line
22PBSBits Per Second

C

AbbreviationsFull-Form
CCCarbon Copy
CDCompact Disk
CD-RCompact Disk – Recordable
CDROMCompact Disk Read Only Memory
CDRWCompact Disk Rewritable
CD-WOCompact Disk – Write Once
CD-XACompact Disk – Extended Architecture
CGI-BINCommon Gateway Interface – Binary (programming for Web forms)
CISCompuServe Information Service
CISCComplex Instructions Set Computers
CMDCommand
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.
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
CTRLControl (computer keyboard key)
CUICharacter User Interface
CDMACode-division multiple access
CLRCommon Language Runtime
CLIA command-line interface
COMCommon Object Model

D

AbbreviationsFull-Form
DACData Acquisition and Control 
DATDigital Audio Tape
dBDecibel
DBMSDataBase Management System
DDLData Definition Language
DHTMLDynamics HyperText Markup Language
DMLData Manipulation Language
DNSDomain Name System
DOCData Optimizing Computer
DocDocument
DOSDisk Operating System
DRAMDynamic Random Access Memory
DVDDigital Video/Versatile Disc
DVDRDigital Versatile Disk Recordable
DVDRWDigital Versatile Disk Rewritable
DCEData Communications Equipment
DVIDigital Visual Interface
DVRDigital Video Recorder

E

AbbreviationFull-Form
E-CommerceElectronic Commerce
EDCElectronic Digital Computer
EDIElectronic Data Interchange
EDPElectronic Data Processing
EEPROMElectronically Erasable Programmable Read-Only Memory
EFSEncrypted File System
EIDEEnhanced Integrated Drive Electronics 
E-MailElectronic Mail
EPROMErasable Programmable Read-Only Memory
EROMErasable Read Only Memory

F

AbbreviationsFull-Form
FDDFloppy Disk Drive

G

Computer AbbreviationsFull-Form
GBGigaByte
GDIGraphical Device Interface
GUIGraphical User Interface

H

AbbreviationsFull-Form
HDHard Disk
HTMLHyperText Markup Language
HTTPHyperText Transfer Protocol

I

AbbreviationsFull-Form
I/OInput/Output (serial and parallel ports)
ICIntegrated Circuit
IMAPInternet Message Access Protocol
INTELIntegrated Electronics
IOPInput-Output Processor
IPInternet Protocol
ISDNIntegrated Services Digital Network 
ISPInternet Service Provider
IVRInteractive Voice Response

J

Computer AbbreviationFull-Form
JPEGJoint Photographic Experts Group
JREJava Runtime Environment
JSJava Script

K

AbbreviationFull-Form
KBKILOBYTE
KbpsKilobits/Kilobytes Per Second
KhzKILOBYTEz
L
AbbreviationFull-Form
LANLocal Area Network
LEDLight Emitting Diode
LLLLow-Level Language
LPTLine Printer

M

AbbreviationFull-Form
MACMedia Access Control
MANMetropolitan Area Network
MBMotherboard/ Megabyte
MBASICMicrosoft BASIC (Microsoft)
MBPSMegabytes Per Second
MbpsMegabits Per Second
MICRMagnetic Ink Character Recognition
MMXMultimedia Extensions 
MODEMModulator Demodulator
MSCDEXMicrosoft Compact Disc Extension
MS-DOSMicrosoft – Disk Operating System

N

AbbreviationFull-Form
NATNetwork Address Translation
NTPNetwork Time Protocol
O
AbbreviationFull-Form
OCROptical Character Reader 
OMROptical Mark Reader
OOPObject-Oriented Programming
OSOperating System

P

AbbreviationFull-Form
P2PPoint to Point Protocol
PANPersonal Area Network
PCPersonal Computer
PCBPrinted Circuit Board
PCIPeripheral Component Interconnect
PHPHypertext Preprocessor
PIXELPicture Element
PNGPortable Network Graphics
PPPPoint to Point Protocol
PRNPrinter
PROMProgrammable Read-Only Memory

Q

AbbreviationFull-Form
QDRQuad Data Rate
QOSQuality of Service
QBEQuery By Example

R

AbbreviationFull-Form
RAMRandom Access Memory
RARPReverse Address Resolution Protocol
RDBMSRelational Database Management System
RIPRouting Information Protocol
RISCReduced Instruction Set Computer
ROMRead-Only Memory

S

AbbreviationFull-Form
SAMSoftware Asset Management
SANStorage Area Network
SCSISmall Computer System Interface 
SDRAMSynchronous Dynamic Random Access Memory
SFTPSecure File Transfer Protocol
SGMLStandard Generalized Markup Language
SGRAMSynchronous Graphics RAM
SIPSession Initiation Protocol
SIUSerial Interface Unit
SMTPSimple Mail Transfer Protocol
SNAPSub Network Access Protocol
SNMPSimple Network Management Protocol
SRAMStatic Random Access Memory
SYSOPSystem Operator

T

AbbreviationFull-Form
TCPTransmission Control Protocol

U

AbbreviationFull-Form
UIUser Interface
URLUniform Resource Locator
USBUniversal Serial Bus

V

AbbreviationFull-Form
VCDVideo Compact Disk
VDUVisual Display Unit
VIRUSVital Information Resource Under Siege
VRAMVideo Random Access Memory
VxDVirtual Extended Driver 

W

AbbreviationFull-Form
WANWide Area Network
WAPWireless Application Protocol
WBMPWireless Bitmap Image
WIFIWireless fidelity
WLANWireless Local Area Network
WMLWireless Markup Language
WWWWorld Wide Web

X

AbbreviationFull-Form
XGAExtended Graphics Array 
XHTMLExtensible HyperText Markup Language
XMFExtensible Music File
XMLExtensible Markup Language
XMSExtended Memory Specification

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