| Acronym | Meaning |
| IM | Instant Message |
| VGA | Video Graphics Array |
| NETBIOS | Network Basic Input/Output System |
| TCP/IP | Transmission Control Protocol/Internet Protocol |
| ROM | Read-Only Memory |
| ARP | Address Resolution Protocol |
| LUN | Logical Unit Number |
| IVR | Interactive Voice Response |
| CISC | Complex Instruction Set Computing |
| HTTP | HyperText Transfer Protocol |