| Abbreviation | Definition |
|---|---|
| QCE | Quantum Computer Emulator |
| QCF | Quasi Context Free |
| QCF | Query Costing Facility |
| QCIF | Quarter Common Interchange Format |
| QCK | Query ACKnowledge |
| QCS | Query Control Station |
| QDK | QEMM Optimize Backup |
| QDL | Quality Description Language |
| QDN | QNX Developer Network |
| QDP | Query Default Portfolio |
| QDPB | Query Default Portfolio Balance |
| QDR | Quad Data Rate |
| QEA | Quantum-inspired Evolutionary Algorithm |
| QEF | Quasi Error Free |
| QEL | Quickturn Emulation Language |
| QEL | Quotation Exchange Language |
| QFA | Quantum Finite Automata |
| QFB | Quick Find Biased |
| QFI | Quintus Flash Index |
| QFP | QuakeForge Project |