| Acronym | Meaning |
| IDE | Integrated Development Environment |
| IEEE | Institute Of Electrical And Electronics Engineers |
| IGP | Integrated Graphics Processor |
| IM | Instant Message |
| IMAP | Internet Message Access Protocol |
| INTERNIC | Internet Network Information Center |
| IP | Internet Protocol |
| IPX | Internetwork Packet Exchange |
| IRC | Internet Relay Chat |
| IRQ | Interrupt Request |
| ISA | Industry Standard Architecture |
| ISCSI | Internet Small Computer Systems Interface |
| ISDN | Integrated Services Digital Network |
| ISO | International Organization For Standardization |
| ISP | Internet Service Provider |
| IT | Information Technology |
| IVR | Interactive Voice Response |
| JPEG | Joint Photographic Experts Group; Applied To Image Format As .jpeg |
| JRE | Java Runtime Environment |
| JSP | Java Server Page |
| KBPS | Kilobits Per Second |
| KDE | K Desktop Environment |
| KVM | Switch Keyboard, Video, And Mouse Switch |
| LAN | Local Area Network |
| LCD | Liquid Crystal Display |
| LDAP | Lightweight Directory Access Protocol |
| LIFO | Last In, First Out |
| LPI | Lines Per Inch |
| LUN | Logical Unit Number |
| MAC (ADDRESS) | Media Access Control Address |
| MANET | Mobile Ad Hoc Network |
| MBPS | Megabits Per Second |
| MCA | Micro Channel Architecture |
| MIDI | Musical Instrument Digital Interface |
| MIPS | Million Instructions Per Second |
| MP3 | MPEG-1 Audio Layer-3 |
| MPEG | Moving Picture Experts Group; Video Format |
| MTU | Maximum Transmission Unit |
| NAT | Network Address Translation |
| NETBIOS | Network Basic Input/Output System |
| NIC | Network Interface Card |
| NNTP | Network News Transfer Protocol |
| NOC | Network Operations Center |
| NTFS | New Technology File System |
| OASIS | Organization For The Advancement Of Structured Information Standards |
| OCR | Optical Character Recognition |
| ODBC | Open Database Connectivity |
| OEM | Original Equipment Manufacturer |
| OLAP | Online Analytical Processing |
| OLE | Object Linking And Embedding |