| Acronym | Meaning |
| MS-DOS | Microsoft Disk Operating System |
| AMPS | Advanced Mobile Phone System |
| I/O | Input/Output |
| ARM | Advanced (Acorn) RISC Machine |
| CSV | Comma-Separated Value / Variable |
| ARM | Advanced RISC Machines Ltd |
| FR | Frame Relay |
| DLL | Dynamic Link Library |
| ARLL | Advanced Run Length Limited |
| PNP | Plug And Play |