| Acronym | Meaning |
| ITU | International Telecommunications Union |
| WINTEL | Windows/Intel |
| DIMM | Dual In-Line Memory Module |
| QSIG | Q (point Of The ISDN Model) Signaling |
| DVD | Digital Versatile (Video) Disc |
| DOS | Denial-of-Service |
| EMM | Expanded Memory Manager |
| EGA | Enhanced Graphics Adapter |
| MIS | Management Information Services |
| TOPS | Transparent Operating System |