| Acronym | Meaning |
| B-ISDN | Broadband-Integrated Services Digital Network |
| EPROM | Erasable Programmable Read-Only Memory |
| TRAM | Transactional RAM |
| ICANN | The Internet Corporation For Assigned Names And Numbers |
| WCS | World Coordinate System |
| NTSC | National Television Standards Committee |
| CNG | Calling Tone |
| RAS | Remote Access Services |
| SPIM | Spam Over Instant Messaging |
| JCL | Job Control Language |