| SN | Short form | Full form |
| 1 | AARP | Apple Talk Address Resolution Protocol |
| 2 | AC/DC | Alternate Current/ Direct Current |
| 3 | ADSL | Asymmetric Digital Subscriber Line |
| 4 | AES | Advanced Encryption Standard |
| 5 | AM | Amplitude Modulation |
| 6 | ANSI | American National Standard Institute |
| 7 | APC | American Power Conversion |
| 8 | ARCNET | Attached Resource Computer Network |
| 9 | ARP | Address Resolution Protocol |
| 10 | ARPA | Advanced Research Project Agency |
| 11 | ARPANET | Advanced Research Project Agency Network |
| 12 | ASCII | American Standard Code For Information Interchange |
| 13 | ASV | Approved Scanning Vendor |
| 14 | ATM | Automated Teller Machine |
| 15 | AVG | Anti-Virus Guard |
| 16 | AVI | Audio Video Interleave |
| 17 | BBS | Bulletin Board Service |
| 18 | BCC | Blind Carbon Copy |
| 19 | BIOS | Basic Input Output System |
| 20 | BIT | Binary Digit |
| 21 | BMP | Bit Map |
| 22 | BNC | British Naval Connector |
| 23 | Bps | Bit Per Second |
| 24 | CA | Certifying Authority |
| 25 | CAD | Computer Aided Design |
| 26 | CAI | Computer Aided Instruction |
| 27 | CAL | Client Access License |
| 28 | CAL | Computer Aided Learning |
| 29 | CAM | Computer Aided Manufacture |
| 30 | CAN | Computer Association Of Nepal/Campus Area Network |
| 31 | CAT | Computer Axial Topography |
| 32 | CAVE | Cave Automatic Virtual Environment |
| 33 | CBE | Computer Based Education |
| 34 | CBT | Computer Based Training |
| 35 | CCTV | Close Circuit Television |
| 36 | CD R/W | Compact Disk Read/Write |
| 37 | CDMA | Code Division Multiple Access |
| 38 | CD-ROM | Compact Disk Read Only Memory |
| 39 | CERN | Conseil Européen Pour La Nucléaire, Which Is French For “European Organization For Nuclear Research |
| 40 | CGA | Color Graphics Adaptor |
| 41 | CMOS | Complementary Metal Oxide Semiconductor |
| 42 | COM | Computer Output To Microfilm |
| 43 | CPAV | Central Point Anti-Virus |
| 44 | CRT | Cathode Ray Tube |
| 45 | CSMA/CD | Carrier Sense Multiple Access / Collision Detection |
| 46 | CSU/DSU | Channel Service Unit/ Digital Service Unit |
| 47 | CUI | Character User Interface |
| 48 | CVIA | Computer Virus Industry Association |
| 49 | CVT | Constant Voltage Transformer |
| 50 | DARPA | Defense Advanced Research Project Agency |
| 51 | DHCP | Dynamic Host Configuration Protocol |
| 52 | DIX | Digital Intel Xerox |
| 53 | DLC | Data Link Control |
| 54 | DMV | Dahlia Mosaic Virus |
| 55 | DNS | Domain Name System |
| 56 | DOD | Department Of Defense |
| 57 | DSP | Digital Signal Processor |
| 58 | DSS | Data Security Standards/Data Satellite System |
| 59 | DTH | Direct To Home |
| 60 | DVD | Digital Video/Versatile Disk |
| 61 | EBCDIC | Extended Binary Coded Decimal Interchange Code |
| 62 | ECC | Error Correction Code |
| 63 | E-Commerce | Electronic Commerce |
| 64 | EDI | Electronic Data Interchange |
| 65 | EFT | Electronic Funds Transfer |
| 66 | EGA | Enhanced Graphics Adaptor |
| 67 | E-MAIL | Electronic Mail |
| 68 | EMI | Electromagnetic Interference |
| 69 | ETA | Electronic Transaction Act |
| 70 | ETDSA | Electronic Transaction & Digital Signature Act |
| 71 | FAT | File Allocation Table |
| 72 | FIFO | First In First Out |
| 73 | FM | Frequency Modulation |
| 74 | FQDN | Fully Qualified Domain Name |
| 75 | FSK | Frequency Shift Keying |
| 76 | FTP | File Transfer Protocol |
| 77 | GIF | Graphic Interchange Format |
| 78 | GIGO | Garbage In Garbage Out |
| 79 | GPL | General Public License |
| 80 | GPRS | General Packet Radio Service |
| 81 | GSM | Global System For Mobile Communication |
| 82 | GUI | Graphical User Interface |
| 83 | HIPAA | Health Insurance Portability Accountability Act |
| 84 | HLCIT | High Level Commission For Information Technology |
| 85 | HMD | Head Mounted Display |
| 86 | HTML | Hyper Text Markup Language |
| 87 | HTTP | Hyper Text Transfer Protocol |
| 88 | IAB | Internet Architecture Board |
| 89 | IBN | Interactive Broadband Network |
| 90 | IBT | Internet Based Training |
| 91 | ICT | Information Communication Technology |
| 92 | IDS | Intrusion Detection System |
| 93 | IEEE | Institute Of Electrical And Electric Engineers |
| 94 | IETF | Internet Engineering Task Force |
| 95 | IFIP | International Federation Of Information Processing |
| 96 | INIC | Internet Network Information Center |
| 97 | INTERNET | International Network |
| 98 | IP | Internet Protocol |
| 99 | IPS | Intrusion Prevention System |
| 100 | IPX/SPX | Internetwork Packet Exchange/Sequenced Packet Exchange |
| 101 | IRC | Internet Relay Chat |
| 102 | IRTF | Internet Research Task Force |
| 103 | ISAPI | Internet Server Application Programming Interface |
| 104 | ISD | International Telephony Service Provider |
| 105 | ISDN | Integrated Service Digital Network |
| 106 | ISOC | Internet Society |
| 107 | ISP | Internet Service Provider |
| 108 | IT | Information Technology |
| 109 | ITSP | Internet Telephony Service Provider |
| 110 | JPEG | Joint Photographic Expert Group |
| 111 | Kbps | Kilo Byte Per Second |
| 112 | LAN | Local Area Network |
| 113 | LCD | Liquid Crystal Display |
| 114 | LED | Light Emitting Diode |
| 115 | MAC | Media Access Control |
| 116 | MAN | Metropolitan Area Network |
| 117 | MAPI | Messaging Application Programming Interface |
| 118 | MBPS | Mega Byte Per Second |
| 119 | MBR | Master Boot Recording |
| 120 | MIDI | Musical Instrument Digital Interface |
| 121 | MILNET | Military Network |
| 122 | MMS | Multimedia Message Service |
| 123 | MODEM | Modulator Demodulator |
| 124 | MOS | Mercantile Office Protocol |
| 125 | MOST | Ministry Of Science & Technology |
| 126 | MPCD | Metropolitan Police Crime Division |
| 127 | MPEG | Motion Picture Expert Group |
| 128 | MPPP | Multilink Point To Point Protocol |
| 129 | MSAU | Multi-Station Access Unit |
| 130 | MSAV | Microsoft Antivirus |
| 131 | MSB | Most Significant Bit |
| 132 | MSN | Microsoft Network |
| 133 | MUK | Multimedia Upgrade Kits |
| 134 | NAC | Network Access Control |
| 135 | NAT | Network Address Translation |
| 136 | NAV | Norton Anti-Virus |
| 137 | NCC | National Computer Center |
| 138 | NetBEUI | Network Bios Extended User Interface |
| 139 | NetBIOS | Network Basic Input Output System |
| 140 | NFS | Network File System |
| 141 | NIC | Network Interface Card |
| 142 | NIT | National Institute Of Technology |
| 143 | NITC | National Information Technology Center |
| 144 | NITDC | National Information Technology Development Council/Committee |
| 145 | NOC | Network Operating Center |
| 146 | NOS | Network Operating System |
| 147 | NSF | National Science Foundation |
| 148 | NTFS | New Technology File System |
| 149 | OCCA | Office Of The Controller Of Certifying Authority |
| 150 | OLE | Object Linking & Embedding |
| 151 | PAT | Port Address Translation |
| 152 | PCO | Public Call Office |
| 153 | PDF | Portable Document Format |
| 154 | PIN | Personal Identification Number |
| 155 | PKI | Public Key Infrastructure |
| 156 | PM | Phase Modulation |
| 157 | PNG | Portable Network Graphics |
| 158 | POP | Post Office Protocol |
| 159 | POST | Power On Self Test |
| 160 | PPP | Point To Point Protocol |
| 161 | PSK | Phase Shift Keying |
| 162 | PSTN | Public Switched Telephone Network |
| 163 | PSU | Power Supply Unit |
| 164 | PUK | Personal Unblocking Key |
| 165 | QBASIC | Quick Beginners’ All Purpose Symbolic Instruction Code |
| 166 | RAM | Random Access Memory |
| 167 | RARP | Reserve Address Resolution Protocol |
| 168 | RF | Radio Frequency |
| 169 | RIP | Routing Information Protocol |
| 170 | RJ-45 | Registered Jack-45 |
| 171 | ROM | Read Only Memory |
| 172 | RTF | Reach Text Format |
| 173 | RTP | Real Time Protocol |
| 174 | SAV | Symantec Anti-Virus |
| 175 | SDSL | Symmetric Digital Subscriber Line |
| 176 | SHF | Super High Frequency |
| 177 | SIM | Subscriber Identity Module |
| 178 | SMPS | Switched Mode Power Supply |
| 179 | SMS | Short Message Service |
| 180 | SMTP | Simple Mail Transfer Protocol |
| 181 | SNA | System Network Architecture |
| 182 | SPAM | Stupid/Short Pointless Annoying Message |
| 183 | STD | Standard Trunk Dialing |
| 184 | STP | Shielded Twisted Pair |
| 185 | SVGA | Super Video Graphics Array |
| 186 | TCP/IP | Transmission Control Protocol / Internet Protocol |
| 187 | TEC | Thermo Electric Cooler |
| 188 | TELNET | Terminal Emulation Link Network |
| 189 | TIFF | Tagged Image File Format |
| 190 | UHF | Ultra High Frequency |
| 191 | UNCITRAL | United Nations Commission On International Trade Law |
| 192 | UPS | Un-Interruptible Power Supply |
| 193 | URL | Uniform Resource Locator |
| 194 | USB | Universal Serial Bus |
| 195 | USP | Universal Serial Port |
| 196 | UTP | Un-Shielded Twisted Pair Cable |
| 197 | VCC | Video Capture Card |
| 198 | VCD | Video Compact Disk |
| 199 | VGA | Video Graphics Array |
| 200 | VHF | Very High Frequency |
| 201 | VIRUS | Vital/Very Information Resources Under Seize |
| 202 | VOIP | Voice Over Internet Protocol |
| 203 | VPN | Virtual Private Network |
| 204 | VPPA | Video Privacy Protection Act |
| 205 | VRML | Virtual Reality Modeling Language |
| 206 | VSAT | Very Small Aperture Terminal |
| 207 | W3C | World Wide Web Consortium |
| 208 | WAIS | Wide Area Information Server |
| 209 | WAN | Wide Area Network |
| 210 | WAP | Wireless Application Protocol |
| 211 | WI-FI | Wireless Fidelity |
| 212 | WiMAX | Worldwide Interoperability For Microwave Access |
| 213 | WLAN | Wireless Local Area Network |
| 214 | WSH | Windows Scripting Host |
| 215 | WWW | World Wide Web |