| Acronym | Meaning |
| 10GE | 10 Gigabit Ethernet |
| ACE | Access Control Entry |
| ACK | Acknowledgment |
| ACL | Access Control List |
| AD DS | Active Directory Domain Services |
| AGP | Accelerated Graphics Port |
| AMD | Advanced Micro Devices |
| ANSI | American National Standards Institute |
| API | Application Programming Interface |
| ARP | Address Resolution Protocol |
| ARPA | Advanced Research Projects Agency |
| ARPANET | Advanced Research Projects Agency Network |
| ASCII | American Standard Code for Information Interchange |
| ASMP | Asymmetric Multiprocessing |
| ATA | Advanced Technology Attachment |
| BIOS | Basic Input/Output System |
| bps | bits per second |
| Bps | bytes per second |
| CD | Change Directory |
| CD | compact disc |
| CDFS | Compact Disc File System |
| CD-R | Compact ... |
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