| Acronym | Meaning |
| HFS | Hierarchical Filing System |
| CERN | Conseil Europeen Pour Le Recherche Nucleaire |
| POTS | Plain Old Telephone Service |
| MCA | Micro Channel Architecture |
| CIFF | Camera Image File Format |
| TFTP | Trivial File Transfer Protocol |
| NTFS | NT File System |
| QSIG | Q (point Of The ISDN Model) Signaling |
| EMS | Expanded Memory Specification |
| SSI | Server-Side Include |