[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

S. No.	Abbreviation	Full-Form
1	AAC	Advanced Audio Coding
2	ABR	Average Bit Rate
3	ADSL	Asymmetric Digital Subscriber Line
4	AGP	Advanced Graphics Port
5	AI	Artificial Intelligence
6	AIM	AOL Instant Messenger
7	ALGOL	Algorithmic Language
8	ALU	Arithmetic Logic Unit
9	AOL	America Online
10	AMD	Advanced Micro Devices
11	API	Application Program Interface
12	APT	Automatically Programmed Tooling
13	ARP	Address Resolution Protocol
14	ARPANET	Advanced Research Projects Agency Network
15	ARQ	Automatic Repeat Request
16	AS	Autonomous System
17	ASCII	American Standard Code for Information Interchange
18	ASP	Active Server Pages
19	ASPI	Advanced SCSI Programming Interface
20	ATA	Advanced Technology Attachment
21	ATDT	Attention Dial Tone
22	AUI	Attachment Unit Interface
23	AUTOEXEC	Autoexec Automatic Execution file
24	AVI	Audio Video Interleave

S. No.	Abbreviations	Full-Form
1	BASIC	Beginner’s All-purpose Symbolic Instruction Code
2	BCC	Blind Carbon Copy
3	BCD	Binary Coded Decimal
4	BCR	Bar Code Reader
5	BDSL	Broadband DSL
6	BEDO	Burst Extended Data Out (RAM)
7	BGP	Border Gateway Protocol
8	BHTML	Broadcast HyperText Markup Language
9	BIOS	Basic Input Output System
10	BIPS	Billion Instruction Per Second
11	BIU	Bus Interface Unit
12	BMP	Bitmap
13	BRD	Blu-Ray Disc
14	BINAC	Binary Automatic Computer
15	BD	Blu-ray Disc
16	BIN	Binary
17	B2B	Business to Business
18	BIT	Binary Digit
19	Blog	Web Blog
20	BPL	Bytes/ Per Inch
21	BPL	Broadband over Power Line
22	PBS	Bits Per Second

Abbreviations	Full-Form
CC	Carbon Copy
CD	Compact Disk
CD-R	Compact Disk – Recordable
CDROM	Compact Disk Read Only Memory
CDRW	Compact Disk Rewritable
CD-WO	Compact Disk – Write Once
CD-XA	Compact Disk – Extended Architecture
CGI-BIN	Common Gateway Interface – Binary (programming for Web forms)
CIS	CompuServe Information Service
CISC	Complex Instructions Set Computers
CMD	Command
CMYK	Cyan-Magenta-Yellow-Black (color model)
CNM	Circulatory Network Mode
COAX	Coaxial Cable (for Ethernet and similar networks)
COBOL	Common Business Oriented Language
COMPUTER	Commonly Operated Machine Particularly Used for Trade/Technology, Education, and Research.
CPI	Clock / Cycle Per Instruction
CPU	Central Processing Unit
CROM	Computerized Range of Motion
CRT	Cathode Ray Tube( standard type computer monitor display
CSLIP	Compressed Serial Line Interface Protocol (Internet)
CSS	Cascading Style Sheets
CTRL	Control (computer keyboard key)
CUI	Character User Interface
CDMA	Code-division multiple access
CLR	Common Language Runtime
CLI	A command-line interface
COM	Common Object Model

Abbreviations	Full-Form
DAC	Data Acquisition and Control
DAT	Digital Audio Tape
dB	Decibel
DBMS	DataBase Management System
DDL	Data Definition Language
DHTML	Dynamics HyperText Markup Language
DML	Data Manipulation Language
DNS	Domain Name System
DOC	Data Optimizing Computer
Doc	Document
DOS	Disk Operating System
DRAM	Dynamic Random Access Memory
DVD	Digital Video/Versatile Disc
DVDR	Digital Versatile Disk Recordable
DVDRW	Digital Versatile Disk Rewritable
DCE	Data Communications Equipment
DVI	Digital Visual Interface
DVR	Digital Video Recorder

Abbreviation	Full-Form
E-Commerce	Electronic Commerce
EDC	Electronic Digital Computer
EDI	Electronic Data Interchange
EDP	Electronic Data Processing
EEPROM	Electronically Erasable Programmable Read-Only Memory
EFS	Encrypted File System
EIDE	Enhanced Integrated Drive Electronics
E-Mail	Electronic Mail
EPROM	Erasable Programmable Read-Only Memory
EROM	Erasable Read Only Memory

Abbreviations	Full-Form
FDD	Floppy Disk Drive

Computer Abbreviations	Full-Form
GB	GigaByte
GDI	Graphical Device Interface
GUI	Graphical User Interface

Abbreviations	Full-Form
HD	Hard Disk
HTML	HyperText Markup Language
HTTP	HyperText Transfer Protocol

Abbreviations	Full-Form
I/O	Input/Output (serial and parallel ports)
IC	Integrated Circuit
IMAP	Internet Message Access Protocol
INTEL	Integrated Electronics
IOP	Input-Output Processor
IP	Internet Protocol
ISDN	Integrated Services Digital Network
ISP	Internet Service Provider
IVR	Interactive Voice Response

Computer Abbreviation	Full-Form
JPEG	Joint Photographic Experts Group
JRE	Java Runtime Environment
JS	Java Script

Abbreviation	Full-Form
KB	KILOBYTE
Kbps	Kilobits/Kilobytes Per Second
Khz	KILOBYTEz

Abbreviation	Full-Form
LAN	Local Area Network
LED	Light Emitting Diode
LLL	Low-Level Language
LPT	Line Printer

Abbreviation	Full-Form
MAC	Media Access Control
MAN	Metropolitan Area Network
MB	Motherboard/ Megabyte
MBASIC	Microsoft BASIC (Microsoft)
MBPS	Megabytes Per Second
Mbps	Megabits Per Second
MICR	Magnetic Ink Character Recognition
MMX	Multimedia Extensions
MODEM	Modulator Demodulator
MSCDEX	Microsoft Compact Disc Extension
MS-DOS	Microsoft – Disk Operating System

Abbreviation	Full-Form
NAT	Network Address Translation
NTP	Network Time Protocol

Abbreviation	Full-Form
OCR	Optical Character Reader
OMR	Optical Mark Reader
OOP	Object-Oriented Programming
OS	Operating System

Abbreviation	Full-Form
P2P	Point to Point Protocol
PAN	Personal Area Network
PC	Personal Computer
PCB	Printed Circuit Board
PCI	Peripheral Component Interconnect
PHP	Hypertext Preprocessor
PIXEL	Picture Element
PNG	Portable Network Graphics
PPP	Point to Point Protocol
PRN	Printer
PROM	Programmable Read-Only Memory

Abbreviation	Full-Form
QDR	Quad Data Rate
QOS	Quality of Service
QBE	Query By Example

Abbreviation	Full-Form
RAM	Random Access Memory
RARP	Reverse Address Resolution Protocol
RDBMS	Relational Database Management System
RIP	Routing Information Protocol
RISC	Reduced Instruction Set Computer
ROM	Read-Only Memory

Abbreviation	Full-Form
SAM	Software Asset Management
SAN	Storage Area Network
SCSI	Small Computer System Interface
SDRAM	Synchronous Dynamic Random Access Memory
SFTP	Secure File Transfer Protocol
SGML	Standard Generalized Markup Language
SGRAM	Synchronous Graphics RAM
SIP	Session Initiation Protocol
SIU	Serial Interface Unit
SMTP	Simple Mail Transfer Protocol
SNAP	Sub Network Access Protocol
SNMP	Simple Network Management Protocol
SRAM	Static Random Access Memory
SYSOP	System Operator

Abbreviation	Full-Form
TCP	Transmission Control Protocol

Abbreviation	Full-Form
UI	User Interface
URL	Uniform Resource Locator
USB	Universal Serial Bus

Abbreviation	Full-Form
VCD	Video Compact Disk
VDU	Visual Display Unit
VIRUS	Vital Information Resource Under Siege
VRAM	Video Random Access Memory
VxD	Virtual Extended Driver

Abbreviation	Full-Form
WAN	Wide Area Network
WAP	Wireless Application Protocol
WBMP	Wireless Bitmap Image
WIFI	Wireless fidelity
WLAN	Wireless Local Area Network
WML	Wireless Markup Language
WWW	World Wide Web

Abbreviation	Full-Form
XGA	Extended Graphics Array
XHTML	Extensible HyperText Markup Language
XMF	Extensible Music File
XML	Extensible Markup Language
XMS	Extended Memory Specification