| Abbreviation | Definition |
|---|---|
| QAQ | Quality Assurance Quebec |
| QARA | Quality Assurance with Rapid Automation |
| QAS | Quality Assurance Software |
| QAW | Quality Attribute Workshop |
| QB | Quick Basic |
| QBASIC | Quick Beginners All-purpose Symbolic Instruction Code |
| QBB | Query-By-Browsing |
| QBBS | Quick Bulletin Board System |
| QBD | QuickBooks: Dos |
| QBIC | Query By Image Content |
| QBP | Quick Books Pro |
| QBT | QBitTorrent |
| QC | Query Compiler |
| QCA | Qt Cryptographic Architecture |
| QCA | Quality Control Analysis |
| QCC | QNX C Compiler |
| QCC | Quick C Compiler |
| QCL | Quantum Computation Language |
| QCM | Quixotix Control Manager |
| QCS | Quality Control Software |