Computer Awareness is an important part of most banking and other recruitment exams. These questions are repeatedly asked in exams such  SSC CGL, SBI PO, SBI Clerk, IBPS PO, IBPS Clerk, Railways RRB, LIC AAO, UIIC AO, etc. Here is a list of Computer Abbreviations & file extensions.

computer abbreviations

1A/DAnalog To Digital.
2ALUArithmetic Logic Unit.
3ASCIIAmerican Standard Code For Information Interchange.
4ASRAutomatic Send And Receive.
5ATMAutomated Teller Machine.
6BCDBinary Coded Decimal.
7BIOSBasic Input/Output System.
8BISBusiness Information System.
9BPSBits Per Second.
10CADComputer-Aided Design.
11CAMComputer-Aided Manufacturing.
12CASEComputer-Aided Software Engineering.
13CDCompact Disc.
14CDROMCompact Disc Read-Only Memory.
15COBOLCommon Business-Oriented Language.
16CPSCharacters Per Second.
17CPUCentral Processing Unit.
18CROMControl Read-Only Memory.
19CRTCathode Ray Tube.
20DBMSDatabase Management System.
21DOSDisk Operating System.
22DPIDots Per Inch.
23DTPDesktop Publishing.
24DVDDigital Versatile Disk.
25EEPROMElectronically Erasable Programmable Read-Only Memory.
26EPROMErasable Programmable Read-Only Memory.
27FMFrequency Modulation.
28FORTRANFormula Translation.
29FTPFile Transfer Protocol.
30GBGiga Byte.
31GIGOGarbage In, Garbage Out.
32GUIGraphical User Interface.
33HTMLHyper Text Markup Language.
34HTTPHyper Text Transfer Protocol.
36I/OInput / Output.
37IPInternet Protocol.
38ISOInternational Standards Organisation.
39ISPInternet Service Provider.
40KBKilo Byte.
41LANLocal Area Network.
42LCDLiquid Crystal Display.
43MANMetropolitan Area Network.
44MBMega Byte.
45MICRMagnetic Ink Character Recognition.
46NSNano Second.
47OCROptical Character Recognition.
48OMROptical Mark Reader.
49OSOperating System.
50P2PPeer To Peer.
51PANPersonal Area Network.
52PCPersonal Computer.
53PCBPrinted Circuit Board.
54PDFPortable Document Format.
55PINPersonal Identification Number.
56PPPPoint-To-Point Protocol.
57PROMProgrammable Read-Only Memory.
58RAMRandom Access Memory.
59ROMRead Only Memory.
60URLUniform Resource Locator.
61USBUniversal Serial Bus.
62VDUVisual Display Unit.
63VGAVideo Graphics Array.
64WANWide Area Network.
65Wi-FiWireless Fidelity.
66WWWWorld Wide Web.
67XMLExtensible Markup Language

file extensions

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