Important Computer Abbreviation Words At 1 Glance

Computers Knowledge is gaining importance in the Bank Exams of IBPS or SBI and Computer Abbreviation is one of the key components. It’s very essential to know the basic Computer Abbreviations that are helpful in answering direct questions in exams.

Also learn about Computer Hardware, Operating Systems, and Computer Networks.

What is Computer Abbreviations?

Computer Abbreviations is the short form of the commonly used terms of computer. Knowing these short from of Computers and their full form is very essential to understand them.

Below is the alphabet wise list of commonly used computer abbreviations:

A – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	ACID	Atomicity Consistency Isolation Durability
2	ACK	Acknowledge
3	ACL	Access Control List
4	AGP	Advanced Graphics Port
5	AI	Artificial Intelligence
6	ALU	Arithmetic Logic Unit
7	AMD	Advanced Micro Devices
8	API	Application Program Interface
9	ARP	Address Resolution Protocol
10	ARPANET	Advanced Research Projects Agency Network
11	ARQ	Automatic Repeat Request
12	ASCII	American Standard Code for Information Interchange
13	ASP	Active Server Pages
14	ATM	Asynchronous Transfer Mode
15	AVI	Audio Video Interleave
16	AWS	Amazon Web Services

B – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	BASIC	Beginner’s All-purpose Symbolic Instruction Code
2	BCC	Blind Carbon Copy
3	BIOS	Basic Input Output System
4	BIPS	Billion Instruction Per Second
5	Blob	Binary large Object
6	BIU	Bus Interface Unit
7	BMP	Bitmap

C – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	CAD	Computer-Aided Design
2	CAPTCHA	Completely Automated Public Turing Test to tell Computers and Humans Apart
3	CC	Carbon Copy
4	CD	Compact Disk
5	CDMA	Code Division Multiple Access
6	CDN	Content Delivery Network
7	CD-R	Compact Disk – Recordable
8	CD-ROM	Compact Disk Read Only Memory
9	CD-RW	Compact Disk Rewritable
10	CGI	Common Gateway Interface
11	CGI-BIN	Common Gateway Interface – Binary (programming for Web forms)
12	CISC	Complex Instructions Set Computers
13	CLI	Command Line Interface
14	CLR	Common Language Runtime
15	COBOL	Common Business-Oriented Language
16	COM	Component Object Model
17	CORBA	Common Object Request Broker Architecture
18	CPU	Central Processing Unit
19	CRC	Cyclic Redundancy Check
20	CRT	Cathode Ray Tube
21	CRUD	Create, Read, Update and Delete
22	CSMA/CD	Carrier sense multiple access with collision detection
23	CSS	Cascading Style Sheets

D – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	DAC	Digital-To-Analog Converter
2	DAP	Directory Access Protocol
3	DAT	Digital Audio Tape
4	DB	Database
5	DBA	Database Administrator
6	DBMS	Database Management System
7	DCOM	Distributed Component Object Model
8	DDL	Data Definition Language
9	DES	Data Encryption Standard
10	DFD	Data Flow Diagram
11	DHCP	Dynamic Host Configuration Protocol
12	DHTML	Dynamic Hypertext Markup Language
13	DIVX	Digital Video Express
14	DLL	Dynamic Link Library
15	DMI	Direct Media Interface
16	DML	Data Manipulation Language
17	DNS	Domain Name System
18	DOM	Document Object Model
19	DOS	Disk Operating System
20	DPI	Dots Per Inch
21	DRAM	Dynamic Random-Access Memory
22	DSA	Digital Signature Algorithm
23	DSN	Database Source Name
24	DSP	Digital Signal Processor
25	DTD	Document Type Definition
26	DVD	Digital Versatile Disc
27	DVI	Digital Visual Interface
28	DVR	Digital Video Recorder

E – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	EAI	Enterprise Application Integration
2	EDI	Electronic Data Interchange
3	EEPROM	Electronically Erasable Programmable Read-Only Memory
4	EFS	Encrypting File System
5	E-Mail	Electronic mail
6	EOF	End of File
7	EOL	End of Line
8	EOM	End Of Message
9	ERM	Entity-Relationship Model
10	ESB	Enterprise service bus
11	ESI	Electronically Stored Information
12	ETL	Extract, Transform, Load
13	ETA	Estimated Time of Arrival
14	EXT	EXTended file system

F – Computer Abbreviations

S. No.	Abbreviations	Full-Form
1	FAT	File Allocation Table
2	FAQ	Frequently Asked Questions
3	FCB	File Control Block
4	FDD	Frequency-Division Duplexing / Floppy Disk Drive
5	FDDI	Fiber Distributed Data Interface
6	FDM	Frequency-Division Multiplexing
7	FDMA	Frequency-Division Multiple Access
8	FIFO	First In First Out
9	FLOPS	FLoating-Point Operations Per Second
10	FQDN	Fully Qualified Domain Name
11	FTP	File Transfer Protocol
12	FYI	For Your Information

G – Computer Abbreviations

S. No.	Abbreviations	Full-Form
1	Gb	Gigabit
2	GB	Gigabyte
3	GIF	Graphics Interchange Format
4	GIS	Geographic Information System
5	GML	Geography Markup Language
6	GPU	Graphics Processing Unit
7	GSM	Global System for Mobile Communications
8	GUI	Graphical User Interface
9	GUID	Globally Unique IDentifier

H – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	HA	High Availability
2	HD	High Density
3	HDD	Hard Disk Drive
4	HDMI	High-Definition Multimedia Interface
5	HF	High Frequency
6	HFS	Hierarchical File System
7	HPFS	High-Performance File System
8	HSDPA	High-Speed Downlink Packet Access
9	HTML	Hypertext Markup Language
10	HTTP	Hypertext Transfer Protocol
11	HTTPS	HTTP Secure

I – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	I18N	Internationalization
2	IaaS	Infrastructure as a Service
3	IBM	International Business Machines
4	IC	Integrated Circuit
5	ICMP	Internet Control Message Protocol
6	ICP	Internet Cache Protocol
7	IDE	Integrated Development Environment
8	IE	Internet Explorer
9	IEEE	Institute of Electrical and Electronics Engineers
10	IGMP	Internet Group Management Protocol
11	IGRP	Interior Gateway Routing Protocol
12	IIOP	Internet Inter-Orb Protocol
13	IIS	Internet Information Services
14	IL	Intermediate Language
15	IM	Instant Messaging
16	IMAP	Internet Message Access Protocol
17	IoT	Internet of Things
18	IP	Internet Protocol
19	IPC	Inter-Process Communication
20	IPP	Internet Printing Protocol
21	IPTv	Internet Protocol Television
22	IPv4	Internet Protocol version 4
23	IPv6	Internet Protocol version 6
24	ISCSI	Internet Small Computer System Interface
25	ISDN	Integrated Services Digital Network
26	ISO	International Organization for Standardization
27	ISP	Internet Service Provider
28	ITIL	Information Technology Infrastructure Library
29	ITU	International Telecommunication Union

J – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	J2EE	Java 2 Enterprise Edition
2	J2ME	Java 2 Micro Edition
3	J2SE	Java 2 Standard Edition
4	JAXB	Java Architecture for XML Binding
5	JAX-RPC	Java XML for Remote Procedure Calls
6	JAXP	Java API for XML Processing
7	JDBC	Java Database Connectivity
8	JDK	Java Development Kit
9	JFET	Junction Field-Effect Transistor
10	JIT	Just-In-Time
11	JNDI	Java Naming and Directory Interface
12	JPEG	Joint Photographic Experts Group
13	JRE	Java Runtime Environment
14	JSON	JavaScript Object Notation
15	JSP	JavaServer Pages

L – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	L10N	Localization
2	L2TP	Layer two Tunneling Protocol
3	LACP	Link Aggregation Control Protocol
4	LAN	Local Area Network
5	LB	Load Balancer
6	LCD	Liquid Crystal Display
7	LDAP	Lightweight Directory Access Protocol
8	LIFO	Last In First Out
9	LOC	Lines of Code
10	LTE	Long Term Evolution

M – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	MAC	Media Access Control
2	MAN	Metropolitan Area Network
3	MAPI	Messaging Application Programming Interface
4	MBR	Master Boot Record
5	Mb / MB	Megabit / Megabyte
6	MDI	Multiple Document Interface
7	MF	Medium Frequency
8	MGCP	Media Gateway Control Protocol
9	MHz	Megahertz
10	MICR	Magnetic Ink Character Recognition
11	MIME	Multipurpose Internet Mail Extensions
12	MIPS	Million Instructions Per Second
13	MOSFET	Metal-Oxide-Semiconductor Field-Effect Transistor
14	MOTD	Message Of The Day
15	MOV	Apple QuickTime Multimedia File
16	MPEG	Motion Pictures Experts Group
17	MSDN	Microsoft Developer Network
18	MTA	Mail Transfer Agent
19	MU	Memory Unit
20	MX	Mail exchange

N – Computer Abbreviations

S.No.	Abbrreviations	Full-Form
1	NAC	Network Access Control
2	NACK	Negative ACKnowledgement
3	NaN	Not a Number
4	NAS	Network-Attached Storage
5	NAT	Network Address Translation
6	NCP	NetWare Core Protocol
7	NetBIOS	Network Basic Input/Output System
8	NFS	Network File System
9	NIC	Network Interface Controller
10	NNTP	Network News Transfer Protocol
11	NOS	Network Operating System
12	NSS	Network Security Services
13	NT	New Technology
14	NTFS	NT Filesystem
15	NTLM	NT Lan Manager
16	NTP	Network Time Protocol

O – Computer Abbreviations

S.No.	Abbreviation	Full-Form
1	OASIS	Organization for the Advancement of Structured Information Standards
2	ODBC	Open Database Connectivity
3	OLAP	Online Analytical Processing
4	OLE	Object Linking and Embedding
5	OLED	Organic Light Emitting Diode
6	OLTP	Online Transaction Processing
7	OMR	Optical Mark Reader
8	OOP	Object-Oriented Programming
9	OPML	Outline Processor Markup Language
10	ORB	Object Request Broker
11	ORM	Object-Relational Mapping
12	OSI	Open Systems Interconnection

P – Computer Abbreviations

S.No.	Abbreviation	Full-Form
1	P2P	Peer-To-Peer
2	PaaS	Platform as a Service
3	PAN	Personal Area Network
4	PAP	Password Authentication Protocol
5	PCI	Peripheral Component Interconnect
6	PCM	Pulse-Code Modulation
7	PDF	Portable Document Format
8	PERL	Practical Extraction and Reporting Language
9	PHP	Hypertext Preprocessor
10	PKCS	Public Key Cryptography Standards
11	PKI	Public Key Infrastructure
12	PNG	Portable Network Graphics
13	POP3	Post Office Protocol v3
14	PPI	Pixels Per Inch
15	PSU	Power Supply Unit
16	PV	Physical Volume
17	PVG	Physical Volume Group

R – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	RAD	Rapid Application Development
2	RAID	Redundant Array of Independent Disks
3	RAM	Random Access Memory
4	RARP	Reverse Address Resolution Protocol
5	RDBMS	Relational Database Management System
6	RDP	Remote Desktop Protocol
7	REST	Representational State Transfer
8	RIA	Rich Internet Application
9	RIP	Routing Information Protocol
10	RISC	Reduced Instruction Set Computer
11	RMI	Remote Method Invocation
12	ROM	Read-Only Memory
13	RPC	Remote Procedure Call
14	RSVP	Resource Reservation Protocol
15	RTAI	Real-Time Application Interface
16	RTF	Rich Text Format
17	RTMP	Real-Time Messaging Protocol
18	RTP	Real-time Transport Protocol
19	RTSP	Real-Time Streaming Protocol
20	RWD	Responsive Web Design

S – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	SaaS	Software as a Service
2	SAN	Storage Area Network
3	SAX	Simple API for XML
4	SCM	Source Code Management
5	SCSI	Small Computer System Interface
6	SCTP	Stream Control Transmission Protocol
7	SDDL	Security Descriptor Definition Language
8	SDI	Single Document Interface
9	SDK	Software Development Kit
10	SDN	Service Delivery Network
11	SDP	Session Description Protocol
12	SEO	Search Engine Optimization
13	SFTP	Simple File Transfer Protocol
14	SGML	Standard Generalized Markup Language
15	SHA	Secure Hash Algorithm
16	SIM	Subscriber Identification Module
17	SIP	Session Initiation Protocol
18	SLIP	Serial Line Internet Protocol
19	SMS	Short Message Service
20	SMTP	Simple Mail Transfer Protocol
21	SNMP	Simple Network Management Protocol
22	SNTP	Simple Network Time Protocol
23	SOA	Service-Oriented Architecture
24	SOAP	Simple Object Access Protocol
25	SQL	Structured Query Language
26	SRAM	Static Random Access Memory
27	SSD	Solid-State Drive
28	SSDP	Simple Service Discovery Protocol
29	SSH	Secure Shell
30	SSTP	Secure Socket Tunneling Protocol
31	SVG	Scalable Vector Graphics
32	SVGA	Super Video Graphics Array

T – Computer Abbreviations

S. No.	Abbreviations	Full-Form
1	TB	TeraByte
2	TCP	Transmission Control Protocol
3	TCP/IP	Transmission Control Protocol/Internet Protocol
4	TDMA	Time-Division Multiple Access
5	TFTP	Trivial File Transfer Protocol
6	TIFF	Tagged Image File Format
7	TLD	Top-Level Domain
8	TNC	Terminal Node Controller

U – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	UAC	User Account Control
2	UAT	User Acceptance Testing
3	UCS	Universal Character Set
4	UDDI	Universal Description, Discovery, and Integration
5	UDP	User Datagram Protocol
6	UHF	Ultra-High Frequency
7	UML	Unified Modeling Language
8	UNC	Universal Naming Convention
9	UNIVAC	Universal Automatic Computer
10	URI	Uniform Resource Identifier
11	URL	Uniform Resource Locator
12	URN	Uniform Resource Name
13	USB	Universal Serial Bus
14	UTF	Unicode Transformation Format
15	UUID	Universally Unique Identifier

V – Computer Abbreviations

S.No.	Abbreviations	Full-Form
1	VCPI	Virtual Control Program Interface
2	VBA	Visual Basic for Applications
3	VDI	Virtual Desktop Infrastructure
4	VDU	Visual Display Unit
5	VFS	Virtual File System
6	VGA	Video Graphics Array
7	VLAN	Virtual Local Area Network
8	VoIP	Voice over Internet Protocol
9	VPN	Virtual Private Network
10	VPS	Virtual Private Server

W – Computer Abbreviations

S.No.	Abbreviation	Full-Form
1	W3C	World Wide Web Consortium
2	WAFS	Wide Area File Services
3	WAN	Wide Area Network
4	WAP	Wireless Application Protocol
5	WCF	Windows Communication Foundation
6	WDM	Wavelength-Division Multiplexing
7	WINS	Windows Internet Name Service
8	WLAN	Wireless Local Area Network
9	WMA	Windows Media Audio
10	WMV	Windows Media Video
11	WPAD	Web Proxy Autodiscovery Protocol
12	WSDL	Web Services Description Language
13	WSFL	Web Services Flow Language
14	WWW	World Wide Web
15	WYSIWYG	What You See Is What You Get

X – Computer Abbreviations

S.No.	Abbreviation	Full-Form
1	XAML	eXtensible Application Markup Language
2	XHTML	eXtensible Hypertext Markup Language
3	XSD	XML Schema Definition
4	XSL	eXtensible Stylesheet Language
5	XSLT	eXtensible Stylesheet Language Transformations
6	XSS	Cross-Site Scripting
7	XTF	eXtensible Tag Framework
8	XUL	XML User Interface Language
9	XVGA	Extended Video Graphics Adapter