IT Terms beginning with 'U'
- U.S. Computer Emergency Readiness Team (US-CERT)
- U.S. Cyber Command (USCYBERCOM)
- U.S. Visitor and Immigrant Status Indicator Technology (US-VISIT)
- U/L
- UA
- UAC
- UAC
- UART
- UAS
- UASF
- UAT
- UAV
- UBE
- Uber Geek
- Uberveillance
- Ubicomp
- Ubiquitous Computing
- UBL
- UBT
- Ubuntu
- Ubuntu Certified Professional
- Ubuntu Cloud
- Ubuntu Server
- Ubuntu Snappy
- UC
- UCaaS
- UCC
- UCC
- UCE
- UCP
- UCS
- UCS
- UCS
- UCS Fabric Interconnect
- UDDI
- UDF
- UDID
- UDP
- UDP
- UDP Lite
- UDRP
- UEBA
- uebXML Initiative
- UEFI
- UEM
- UFS
- UG
- UGC
- UHD
- UHF
- UI
- UI Design
- UICC
- UL
- ULSI
- Ultra High Definition (UHD)
- Ultra High Frequency (UHF)
- Ultra Large-Scale Integration (ULSI)
- Ultra Mobile Broadband (UMB)
- Ultra Mobile PC (UMPC)
- Ultra-High-Speed Broadband Internet
- Ultra-Mobile Personal Computer (UMPC)
- Ultrabook
- UM
- UMB
- UML
- UMPC
- UMPC
- UMS
- UMTS
- Unary Operator
- Unboxing
- Unbundled Network Element (UNE)
- Unbundled Network Elements-Platform (UNE-P)
- Uncanny Valley
- Unchecked Operator
- Undelete
- Underclocking
- Underflow
- Undernet
- Undervolting
- Underwriters Laboratories (UL)
- Undocumented Feature
- UNE
- UNE-P
- Unfriend
- Unicast
- Unicast Address
- Unicode
- Unicode Transformation Format (UTF)
- Unicorn
- Unification
- Unified Communications (UC)
- Unified Communications and Collaboration (UCC)
- Unified Communications as a Service (UCaaS)
- Unified Communications Certificate (UCC)
- Unified Communications System (UCS)
- Unified Computing System (UCS)
- Unified Endpoint Management (UEM)
- Unified Extensible Firmware Interface (UEFI)
- Unified Messaging (UM)
- Unified Messaging System (UMS)
- Unified Modeling Language (UML)
- Unified Process (UP)
- Unified Storage
- Unified Threat Management (UTM)
- Uniform Domain-Name Dispute-Resolution Policy (UDRP)
- Uniform Resource Identifier (URI)
- Uniform Resource Locator (URL)
- Uniform Resource Name (URN)
- Uninstall
- Uninstaller
- Uninterruptible Power Supply (UPS)
- Unique Constraint
- Unique Device Identifier (UDID)
- Unique Visitor
- Unit Test
- Unity
- UNIVAC
- Universal Asynchronous Receiver/Transmitter (UART)
- Universal Authentication
- Universal Automatic Computer (UNIVAC)
- Universal Business Language (UBL)
- Universal Coded Character Set (UCS)
- Universal Computer Protocol (UCP)
- Universal Description Discovery and Integration (UDDI)
- Universal Integrated Circuit Card (UICC)
- Universal Mapping
- Universal Mobile Telecommunications System (UMTS)
- Universal Plug and Play (UPnP)
- Universal Product Code (UPC)
- Universal Serial Bus (USB)
- Universal Serial Bus 2.0 (USB 2.0)
- Universal Serial Bus 3.0 (USB 3.0)
- Universal Service Bus Modem (USB Modem)
- Universal Service Ordering Code (USOC)
- Universal Synchronous/Asynchronous Receiver/Transmitter (USART)
- Universal Terrestrial Radio Access (UTRA)
- Universal Windows Platform (UWP)
- Universally Unique Identifier (UUID)
- University-Based Training (UBT)
- Unix
- UNIX
- UNIX 03
- UNIX 93
- UNIX 95
- UNIX 98
- Unix Box
- Unix File System (UFS)
- Unix-to-Unix Copy (UUCP)
- Unix-to-Unix Encode
- Unknown Host
- Unlocked Cellphone
- Unmanned Aerial Vehicle (UAV)
- Unrecoverable Error
- Unsafe
- Unshielded Twisted Pair Cable (UTP)
- Unsolicited Bulk Email (UBE)
- Unsolicited Commercial Email (UCE)
- Unstructured Data
- Unstructured Data Analysis
- Unstructured Data Mining
- Unstructured Threat
- Unsubscribe
- Unsupervised Learning
- UOP
- UP
- Upboat
- UPC
- UPDATE
- UPG
- Upgrade (UPG)
- Uplink
- Upload (U/L)
- UPN
- UPnP
- UPS
- Upscaling
- Upstream
- Uptime
- Uptime Provision
- Upvote
- URI
- URL
- URL Encoding
- URL Redirect
- URL Shortening
- URL Snooping
- URN
- US-CERT
- US-VISIT
- Usability
- Usability Testing
- USART
- USB
- USB 2.0
- USB 3.0
- USB Boot
- USB Connector
- USB Flash Drive
- USB Modem
- USB On-The-Go (USB OTG)
- USB OTG
- USB Smart Drive
- USB Token
- USCYBERCOM
- Use Case
- USENET
- Usenet Death Penalty (UDP)
- User Acceptance Testing (UAT)
- User Account
- User Account Control (UAC)
- User Account Provisioning
- User Agent (UA)
- User Agent Client (UAC)
- User Agent Server (UAS)
- User and Entity Behavior Analytics (UEBA)
- User Datagram Protocol (UDP)
- User De-Provisioning
- User Exit
- User Experience (UX)
- User Experience Design (UXD)
- User Experience Designer (UX Designer)
- User Experience Platform (UXP)
- User Flow
- User Group (UG)
- User ID
- User Identification (User ID)
- User Interface (UI)
- User Interface Design (UI Design)
- User Life Cycle Management
- User Operation Prohibition (UOP)
- User Principal Name (UPN)
- User Profile
- User State Migration Tools (USMT)
- User-Activated Soft Fork (UASF)
- User-Centered Design
- User-Defined Function (UDF)
- User-Generated Content (UGC)
- User-Level Security
- Username
- Using Statement
- USMT
- USOC
- UTF
- UTF-8
- Utility Computing
- Utility Right
- Utility Storage
- UTM
- UTP
- UTRA
- UUCP
- UUID
- UWP
- UX
- UX Designer
- UXD
- UXP
