| Acronym | Meaning |
| FSK | Frequency Shift Keying |
| IIOP | Internet Inter-ORB Protocol |
| BAPI | Business Application Programming Interface |
| PTH | Plated Through-Hole |
| SAS | Serial Attached SCSI |
| UMB | Upper Memory Block |
| EBCDIC | Extended Binary Coded Decimal Interchange Code |
| AIFF-C | Audio Interchange File Format |
| APP | Application Portability Profile |
| ICA | Independent Computing Architecture |