| Acronym | Meaning |
| RTT | Round-trip Time |
| UAC | User Account Control |
| BLOB | Binary Large Object |
| ASF | ActiveMovie Streaming Format |
| IAC | Internet Access Coalition |
| IDSL | ISDN Digital Subscriber Line |
| IRC | Internet Relay Chat |
| DVD+RW | Digital Versatile (Video) Disc + Read/Write |
| WIMP | Windows, Icons, Menus And Pointing Device |
| GUID | Globally Unique Identifier |