Abbreviations and Acronyms - Q
| QA | Quality Assessment |
| QA | Quality Assurance |
| QAM | Quadrature Amplitude Modulation |
| QAM-PAM | Quadrature Amplitude Modulation - Pulse Amplitude Modulation |
| QC | Quality Control |
| QD | Quick Disconnect |
| QM | Qualification Model |
| QoS | Quality of Service |
| QPSK | Quadrature Phase Shift Keying |
