| A | B |
|---|
| TDR | Time Domain Reflectometer |
| TFT | Thin Film Transistor |
| TFTP | Trivial File Transfer Protocol |
| TKIP | Temporal Key Integrity Protocol |
| TLS | Transport Layer Security |
| TN | Twisted Nermatic |
| TPM | Trusted Platform Module |
| UAC | User Account Control |
| UDF | User Defined Functions or Universal Disk Format or Universal Data Format |
| UDP | User Datagram Protocol |
| UEFI | Unified Extensible Firmware Interface |
| UNC | Universal Naming Convention |
| UPnP | Universal Plug and Play |
| UPS | Uninterruptible Power Supply |
| URL | Uniform Resource Locator |
| USB | Universal Serial Bus |
| USMT | User State Migration Tool |
| UTM | Unified Threat Management |
| UTP | Unshielded Twisted Pair |
| UUID | Universally Unique Identifier |
| UXGA | Ultra Extended Graphics Array |
| VA | Vertical Alignment |
| VDC | Volts DC |
| VDI | Virtual Desktop Infrastructure |
| VESA | Video Electronics Standards Association |
| VFAT | Virtual File Allocation Table |
| VGA | Video Graphics Array |
| VM | Virtual Machine |
| VNC | Virtual Network Computer |
| VoIP | Voice over Internet Protocol |
| VPN | Virtual Private Network |
| VRAM | Video Random Access Memory |
| WAN | Wide Area Network |
| WAP | Wireless Access Protocol or Wireless Access Point |
| WEP | Wired Equivalent Privacy |
| WiFi | Wireless Fidelity |
| WINS | Windows Internet Name Service |
| WLAN | Wireless Local Area Network |
| WPA | Wireless Protected Access |
| WPA2 | WiFi Protected Access 2 |
| WPS | WiFi Protected Setup |
| WUXGA | Wide Ultra Extended Graphics Array |
| WWAN | Wireless Wide Area Network |
| XGA | Extended Graphics Array |
| ZIF | Zero-Insertion-Force |
| ZIP | Zigzag Inline Package |
