| Acronym | Meaning |
| PBX | Private Branch Exchange |
| CIFF | Camera Image File Format |
| SOAP | Simple Object Access Protocol |
| BSD | Berkeley Software (System) Distribution (Design) |
| WIT | Wireless Information Terminal |
| BCC | Block Check Character |
| ISAM | Indexed Sequential Access Method |
| VESA | Video Electronics Standards Association |
| MBR | Master Boot Record |
| YAHOO | Yet Another Hierarchical Officious Oracle |