| Acronym | Meaning |
| USENET | User Network |
| GIS | Geographic Information System |
| LIM | Lifeline Interface Module |
| XML | Extensible Markup Language |
| CPU | Central Processing Unit |
| AMPS | Advanced Mobile Phone System |
| TSR | Terminate-and-Stay-Resident |
| DMI | Desktop Management Interface |
| MIS | Management Information System |
| FPM RAM | Fast Page Mode RAM |