A to Z Computer Abbreviations / Full Forms for Exams PDF Download

After bulk of requests from our readers, here we comes with the complete A to Z Computer Abbreviations / Full Forms which may useful in many competitive examinations. Although we had tried our level’s best to compile all available Computer abbreviations / full forms, if some of them left, we will update the same after knowing them. All the Computer Abbreviations have been listed in the Alphabetical Order for easy understandings, all the competitive exam (like bank, ssc and ibps exam) candidates will surely boost their knowledge base after going through with all the listed Computer Full Forms.

A to Z Computer Abbreviations / Full Forms PDF Download for All Competitive Examinations.

Computer Abbreviations / Full Forms starting with “A” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with A.

• AAC: Advanced Audio Coding.
• ABI: Application Binary Interface.
• ABR: Available Bit Rate.
• AD: Active Directory.
• ADC: Analog – to – Digital Converter / Apple Display Connector (DVI Variant).
• AHA: Accelerated Hub Architecture.
• ALGOL: Algorithmic Language.
• AJAX: Asynchronous JavaScript and XML.
• ALU: Arithmetic Logical Unit.
• AMD: Advanced Micro Devices.
• AMR: Audio Modern Riser.
• APCI: Application – Layer Protocol Control Information.
• API: Application Programming Interface.
• ARPANET: Advanced Research Projects Agency Network.
• ASCII: American Standard Code for Information Interchange.
• ASP: Application Service Provider / Active Server Pages.
• AST: Abstract Syntax Tree.
• ATA: Advanced Technology Attachment.
• ATM: Asynchronous Transfer Mode.
• AVC: Advanced Video Coding.
• AVI: Audio Video InterLeaved.
• AWT: Abstract WIndow ToolKit.

Computer Abbreviations / Full Forms starting with “B” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with B.

• BAL: Basic Assembly Language.
• BASIC: Beginner All – Purpose Symbolic Instruction Code.
• BCD: Binary Coded Decimal.
• BER: Bit Error Rate.
• BFD: Binary File Descriptor.
• BGP: Border Gateway Protocol.
• BiDi: Bi – Directional.
• BIN: Binary.
• BINAC: Binary Automatic Computer.
• BIOS: Basic Input Output System.
• BIT: A Binary Digit.
• BLOB: Binary large Object.
• BLOG: Web Log.
• BPS: Bits Per Second.
• BMP: Basic Multilingual Plane.
• BT: BitTorrent / Bluetooth.
• BW: Bandwidth.

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Computer Abbreviations / Full Forms starting with “C” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with C.

• CAD: Computer – Aided Design.
• CAE: Computer – Aided Engineering.
• CAI: Computer – Aided Instruction.
• CAQA: Computer – Aided Quality Assurance.
• CC: C Compiler / Carbon Copy.
• CD: Compact Disk / Change Directory.
• CDMA: Code Division Multiple Access.
• CD-R: Compact Disk – Recordable.
• CD-ROM: Compact Disk – Read – Only Memory.
• CD-RW: Compact Disk – Rewritable.
• CG: Computer Graphics.
• CGA: Color Graphics Array.
• CGI: Common Gateway Interface / Computer – Generated Imaginary.
• CMOS: Complementary Metal – Oxide Semiconductor.
• CIFS: Common Internet File System.
• CIM: Common Information Model.
• CLI: Command Line Interface.
• CNC: Computer Numerical Control.
• COBOL: Common Business – Oriented Language.
• CPU: Central Processing Unit.
• CRS: Computer Reservation System.
• CTR: Cathode Ray Tube.
• CSI: Common System Interface.
• CSV: Comma – Separated Values.
• CTCP: Client – to – Client Protocol.
• CTL: Computation Tree Logic.
• CTS: Clear to Send.
• CUA: Common User Access.

Computer Abbreviations / Full Forms starting with “D” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with D.

• DAO: Data Access Objects.
• DAP: Direct Access Protocol.
• DAT: Digital Audio Tape.
• DB: DataBase.
• DBA: Database Administrator.
• DBMS: Database Management System.
• DCC: Direct Client – to – Client.
• DDR: Double Data Rate.
• DES: Data Encryption Standard.
• DFD: Data Flow Diagram.
• DFS: Distributed File System.
• DHTML: Dynamic Hyper Text Markup Language.
• DIVX: Digital Video Express.
• DVE: Digital Video Effects.
• DLL: Dynamic Link Library.
• DLP: Digital Light Processing.
• DMA: Direct Memory Access.
• DNS: Domain Name System.
• DOS: Disk Operating System.
• DPI: Dots per INCH.
• DOS-PMI: Disk Operating System – Protected Mode Interface.
• DSL: Digital Subscriber Line / Domain – Specific Language.
• DBSN: Database Source Name (ODBC).
• DTE: Data Terminal Equipment.
• DTR: Data Terminal Ready.
• DVD: Digital Versatile Disk / Digital Video Disk.
• DVD-R: Digital Versatile Disk – Recordable.
• DVD-ROM: Digital Versatile Disk – Read Only Memory.
• DVD-RW: Digital Versatile Disk – Rewritable.
• DVI: Digital Visual Interface.
• DVR: Digital Video Recorder.

Computer Abbreviations / Full Forms starting with “E” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with E.

• EBCDIC: Extended Binary Coded Decimal Interchange Code.
• EEPROM: Electronically Erasable Programmable Read Only memory.
• EID: Electronic ID Card.
• EIGRP: Enhanced Interior Gateway Routing Protocol.
• ELF: Executable and Linkable Format.
• ELM: Electronic Mail.
• ENIAC: Electronic Numerical Integrator and Computer.
• EOF: End of File.
• EOL: End of Line.
• EOM: End of Message.
• EPROM: Erasable Programmable Read Only Memory.
• ECU: Extended Unix Code.
• EST: Electrostatic Discharge.
• EXE: Executable.

Computer Abbreviations / Full Forms starting with “F” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with F.

• FAT: File Allocation Table.
• FAQ: Frequently Asked Questions.
• FDC: Floppy Disk Controller.
• FDD: Floppy Disk Drive.
• FDMA: Frequency-Division Multiple Access.
• FIFO: First In First Out.
• FHS: Filesystem Hierarchy Standard.
• FCS: Frame Check Sequence.
• FPU: Floating Point Unit.
• FS: File System.
• FSB: Front Side Bus.
• FTP: File Transfer Protocol.
• FXP: File Exchange Protocol.

Computer Abbreviations / Full Forms starting with “G” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with G.

• Gb: Gigabit.
• GB: Gigabyte.
• GCR: Group Code Recording.
• GDI: Graphics Device Interface.
• GIF: Graphics Interchange Format.
• GIGO: Garbage In Garbage Out.
• GPL: General Public License.
• GPRS: General Packet Radio Service.
• GPU: Graphics Processing Unit.
• GUI: Graphical User Interface.

Computer Abbreviations / Full Forms starting with “H” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with H.

• HAL: Hardware Abstraction Layer.
• HCI: Human Computer Interaction.
• HD: High Density.
• HDD: Hard Disk Drive.
• HD DVD: High Definition DVD.
• HDL: Hardware Description Language.
• HHD: Hybrid Hard Drive.
• HID: Human Interface Device.
• HIG: Human Interface Guidelines.
• HP: Hewlett-Packard.
• HPFS: High Performance File System.
• HT: Hyper Threading.
• HTM: Hierarchical Temporal Memory.
• HTML: Hypertext markup Language.
• HTTP: Hypertext Transfer Protocol.
• HTTPD: Hypertext Transfer Protocol Daemon.
• HTX: Hyper Transport Expansion.
• HURD: Hird of Unix-Replacing Daemons.
• HVD: Holographic Versatile Disk.
• HZ: Hertz.

Computer Abbreviations / Full Forms starting with “I” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with I.

• IBM: International Business Machines.
• IC: Integrated Circuit.
• ICMP: Internet Control Message Protocol.
• ICP: Internet Cache Protocol.
• ICT: Information and Communication Technology.
• IDL: Interface Definition Language.
• IDE: Integrated Development Environment / Integrated Drive Electronics.
• IE: Internet Explorer.
• IGMP: Internet Group Management Protocol.
• IGRP: Interior Gateway Routing Protocol.
• IHV: Independent Hardware Vendor.
• IIOP: Internet Iner-Orb-Protocol.
• IIS: Internet Information Server.
• IM: Instant Messaging.
• IMAP: Internet Message Access Protocol.
• I/O: Input / Output.
• IP: Internet Protocol.
• IPC: Inter-Process Communication.
• IPP: Internet Printing Protocol.
• IPsec: Internet Protocol Security.
• IPTV: Internet Protocol Television.
• IPX: Internetwork Packet Exchange.
• IRC: Internet Relay Chat.
• IrDA: Infrared Data Association.
• IRP: I/O Request Packet.
• IRQ: Interrupt Request.
• ISC: Internet Storm Center.
• ISO: International Organisation for Standardization.
• ISOC: Internet Society.
• ISP: Internet Service Provider.
• ISR: Interrupt Service Routine.
• ISV: Independent Software Vendor.
• IT: Information Technology.
• ITU: International Telecommunication Union.

Computer Abbreviations / Full Forms starting with “J” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with J.

• J2EE: Java 2 Enterprise Edition.
• J2ME: Java 2 Micro Edition.
• J2SE: Java 2 Standard Edition.
• JDK: Java Development KIT.
• JPEG: Joint Photographic Experts Group.
• JRE: Java Runtime Environment.
• JS: Java Script.
• JSON: Java Script Object Notation.
• JSP: Java Server Pages.
• JUG: Java User Group.

Computer Abbreviations / Full Forms starting with “K” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with K.

• KB: Kilobyte.
• Kb: Kilobit.
• KHz: Kilohertz.
• KBPS: Kilobit per second.
• KVM: Keyboard, Video, Mouse.

Computer Abbreviations / Full Forms starting with “L” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with L.

• LAN: Local Area Network.
• LED: Light-Emitting Diode.
• LIFO: Last In First Out.
• LSB: Least Significant Bit.

Computer Abbreviations / Full Forms starting with “M” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with M.

• MAN: Metropolitan Area Network.
• MANET: Mobile Ad-Hoc Network.
• Mb: Megabit.
• MB: Megabyte.
• MBCS: Multi Byte Character Set.
• MBR: Master Boot Record.
• MDI: Multiple Document Interface.
• MICR: Magnetic Ink Character Recognition.
• MIDI: Musical Instrument Digital Interface.
• MIMO: Multiple-Input Multiple Output.
• MIPS: Million Instructions Per Second.
• MIME: Multipurpose Internet Mail Extensions.
• MHz: Megahertz.
• MMU: Memory Management Unit.
• MMX: Multi-Media Extensions.
• MNG: Multiple-image Network Graphics.
• MOSFET: Metal-Oxide Semiconductor Field Effect Transistor.
• MPEG: Motion Pictures (coding) Experts Group.
• MPL: Mozilla Public License.
• MSB: Most Significant Bit.
• MS-DOS: Microsoft Disk Operating System.
• MVS: Multiple Vendor System.

Computer Abbreviations / Full Forms starting with “N” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with N.

• NFS: Network File System.
• NIC: Network Interface Controller.
• NIO: New I/O.
• NMI: Non-Maskable Interrupt.
• NNTP: Network News Transfer Protocol.
• NOP: NO Operation.
• NOS: Network Operating System.
• NT (Windows): New Technology.
• NTFS: NT File System.
• NTP: Network Time Protocol.
• NVRAM: Non-Volatile Random Access Memory.

Computer Abbreviations / Full Forms starting with “O” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with O.

• OOP: Object-Oriented Programming.
• OPML: Outline Processor Markup Language.
• OS: Operating System.
• OSS: Open Source Software.
• OCR: Optical Character Reader.

Computer Abbreviations / Full Forms starting with “P” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with P.

• P2P: Peer-To-Peer.
• PAN: Personal Area Network.
• PAP: Password Authentication Protocol.
• PATA: Parallel ATA.
• PC: Personal Computer.
• PCB: Printed Circuit Board.
• PC DOS: Personal Computer Disk Operating System.
• PCI: Peripheral Component Interconnect.
• PCIe: PCI Express.
• PCL: Printer Command Language.
• PERL: Practical Extraction and Reporting Language.
• PGA: Pin Grid Array.
• PHP: PHP: Hypertext Preprocessor.
• PIC: Peripheral Interface Controller / Programmable Interrupt Controller.
• PINE: Program for Internet News & Email.
• PIO: Programmed Input/Output.
• PLC: Power Line Communication / Programmable Logic Controller.
• Pnp: Plug-and-Play.
• PoE: Power Over Ethernet.
• POST: Power-On Self Test.
• PPC: Power PC.
• PPI: Pixels Per Inch.
• PPP: Point-to-Point Protocol.
• PPPoA: PPP over ATM.
• PPPoE: PPP over Ethernet.
• PPTP: Point-to-Point Tunneling Protocol.
• PSU: Power Supply Unit.

Computer Abbreviations / Full Forms starting with “Q” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with Q.

• QDR: Quad Data Rate.
• QFP: Quad Flat Package.
• QoS: Quality of Service.
• QFP: Quick File Access.

Computer Abbreviations / Full Forms starting with “R” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with R.

• RAD: Rapid Application Development.
• RADIUS: Remote Authentication Dial In User Service.
• RAID: Redundant Array of Independent Disks.
• RAIT: Redundant Array of Inexpensive Tapes.
• RAM: Random Access Memory.
• RARP: Reverse Address Resolution Protocol.
• RDBMS: Relation Database Management System.
• RDF: Resource Description Framework.
• REEAL: Recursive Functions Algorithmic Language.
• RF: Radio Frequency.
• RGB: Red, Green, Blue (RGBA- Red, Green, Blue, Alpha).
• RIP: Routing Information Protocol.
• ROM: Read Only Memory.
• ROMB: Read-Out Motherboard.
• ROM-DOS: Read Only Memory-Disk Operating System.
• RTOS: Real Time Operating System.

Computer Abbreviations / Full Forms starting with “S” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with S.

• SAN: Storage Area Network.
• SATA: Serial ATA.
• SAX: Simple API of XML.
• SBP-2: Serial Bus Protocol 2.
• SBU:  Standard Build Unit.
• SCSI: Small Computer System Interface.
• SDL: Simple Direct Media Layer.
• SDN: Service Delivery Network.
• SDR: Software-Defined Radio.
• SDRAM: Synchronous Dynamic Random Access Memory.
• SFTP: Secure FTP/Simple File Transfer Protocol.
• SHDSL: Single-pair High-speed Digital Subscriber Line.
• SIMD: Single Instruction, Multiple Data.
• SIMM: Single InLine Memory Module.
• SMBIOS: System Management BIOS.
• SMTP: Simple Mail Transfer Protocol.
• SP: Service Pack.
• SPI: Serial Peripheral Interface.
• SQL: Structured Query Language.
• SUS: Single UNIX Specification.
• SVD: Structured VLSI Design.
• SVG: Scalable Vector Graphics.
• SVGA: Super Video Graphics Array.

Computer Abbreviations / Full Forms starting with “T” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with T.

• TB: TeraByte.
• TCP: Transmission Control Protocol.
• TCP/IP: Transmission Control Protocol / Internet Protocol.
• TDMA: Time Division Multiple Access.
• tmp: Temporary.
• TTA: True Tap Audio.
• TTF: True Type Font.
• TTL: Transistor-Transistor-Logic.
• TTS: Text-to Speech.
• TTY: Teletype.

Computer Abbreviations / Full Forms starting with “U” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with U.

• UAC: User Account Control.
• UART: Universal Asynchronous Receiver Transmitter.
• UEFI: Unified Extensible Firmware Interface.
• UI: User Interface.
• UL: Upload.
• UPS: Uninterruptible Power Supply.
• URI: Uniform Resource Identifier.
• URL: Uniform Resource Locator.
• URN: Uniform Resource Name.
• USB: Universal Serial Bus.
• UTF: Unicode Transformation Format.
• UTP: Unshielded Twisted Pair.

Computer Abbreviations / Full Forms starting with “V” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with V.

• VAR: Variable.
• VB: Visual Basic.
• VBA: Visual Basic for Applications.
• VBS: Visual Basic Script.
• VFAT: Virtual FAT.
• VFS: Virtual File System.
• VGA: Video Graphics Array.
• VGCT: Video Graphics Character Table.
• VLAN: Virtual Local Area Network.
• VM: Virtual Memory.
• VOD: Video On Demand.
• VoIP: Voice Over IP.
• VPN: Virtual Private Network.
• VPU: Visual Processing Unit.
• VT: Video Terminal.

Computer Abbreviations / Full Forms starting with “W” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with W.

• WAN: Wide Area Network.
• WAP: Wireless Access Protocol.
• Wi-Fi: Wireless Fidelity.
• WinFS: Windows Future Storage.
• WINS: Windows Internet Naming Service.
• WLAN: Wireless Local Area Network.
• WMA: Windows Media Audio.
• WMV: Windows Media Video.
• WOL: Wake-on-Lan.
• WOM: Wake-on-Modem.
• WPA: Wi-Fi Protected Access.
• WSDL: Web Services Description Language.
• WUSB: Wireless Universal Serial Bus.
• WWAN: Wireless Wide Area Network.
• WWID: World Wide Identifier.
• WWW: World Wide Web.

Computer Abbreviations / Full Forms starting with “X” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with X.

• XAML: Extensible Application Merkup Language.
• XHTML: Extensible Hypertext Markup Language.
• XML: Extensible Markup Language.
• XNS: Xerox Network Services.
• XMMS: X MultiMedia System.
• XSL: Extensible StyleSheet Language.
• XSL-FO: Extensible StyleSheet language Formatting Objects.
• XSLIT: Extensible StyleSheet language Transformations.
• XUL: XML User Interface Language.

Computer Abbreviations / Full Forms starting with “Z” for All Competitive Exams.

Most Used / Important Computer Terms / Full Forms starting with Z.

• ZIFS: Zero Insertion Force Socket.
• ZISC: Zero Instruction Set Computer.
• ZMA: Zone Multicast Address.

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