| Abbreviation | Definition |
|---|---|
| QFE | Quick-Fix Engineering |
| QIC | Quarter-Inch Cartridge |
| QNF | Quadro New Feature |
| QWAVE | Quality Windows Audio/Video Experience |
| RADD | Risk Assessment of Diabetic Drivers |
| RADIUS | Remote Authentication Dial-In User Service |
| RAID | Redundant Array of Independent Disks |
| RAID | Redundant Array of Inexpensive Disks |
| RCA | Radio Corporation of America |
| RDMA | Remote Direct Memory Access |
| RDP | Remote Desktop Protocol |
| RFC | Request For Comment |
| RG | Residential Gateway |
| RGB | Red, Green, Blue |
| RIP | Raster Image Processor |
| RIRB | Response Input Ring Buffer |
| RIS | Remote Installation Server |
| RME | Real-Mode Emulator |
| RMS | Rights Management Services |
| RNDIS | Remote Network Driver Interface Specification |