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Lexikon der EDV-Abkürzungen und IT-Akronyme
Index U
UA = Unnumbered Acknowledgement
UA = Upgrade Advantage (MS)
UA = User Agent (MHS, OSI)
UAA = UnternehmensAnwendungsArchitektur (IM)
UAAG = User Agent Accessibility Guidelines (WAI)
UAB = Unix Appletalk Bridge (Apple, AppleTalk, Unix)
UAC = Universal Access Control (IBM)
UADPS = Uniform Automatic Data Processing System
UADSL = Universal Asymmetric Digital Subscriber Line (DSL, ADSL)
UAE = Unknown / Unrecoverable Application Error (Windows)
UAF = User Authorization File
UAPDU = User Agent Protocol Data Unit (PDU)
UART = Universal Asynchronous Receive and Transmit
UAS = UnAvailable Seconds (DS1/E1, DS3/E3)
UAWG = Universal ADSL Working Group (Org, ADSL, DSL)
UBA = UniBus Adapter (DEC)
UBC = Unified Buffer Cache
UBE = Unsolicited Bulk Email (spam, Internet, UCE)
UBL = Universal Business Language (OASIS, XML)
UBNI = Ungermann-Bass Network Interface
UBR = Unspecified Bit Rate (ATM, CBR, VBR, ABR, QOS, BIT)
UC = Universal Code (Internet, DOMAIN)
UCC = Uniform Commercial Code
UCE = Unsolicited Commercial E-mail (Usenet, spam, UBE)
UCI = User-Computer Interface
UCITA = Uniform Computer Information Transaction Act (USA, DRM)
UCLA = University of California at Los Angeles (org., USA)
UCLAVM = UCLA Virtual Machine (OS, UCLA, VM), "UCLA VM"
UCP = Universal Computer Protocol (SMS, Europe)
UCR = Under Color Removal (DTP)
UCS = Universal [multiple-octet] coded Character Set (ISO, IEC, DIS 10646, Unicode)
UCS = Universal Classification System
UCSB = University of California at Santa Barbara (org. USA)
UCSD = University California San Diego (org., USA)
UDB = Universal DataBase [server] (IBM, DB)
UDC = Universal Decimal Classification
UDDI = Universal Description, Discovery and Integration of business for the web (org., WWW, XML)
UDF = Universal Disc Format (CD, OSTA)
UDF = User Defined Function
UDK = UmweltDatenKatalog (NUIS-SH)
UDLI = Unified Design Language for integrated circuits / I (HDL), "UDL/I"
UDMA = Ultra Direct Memory Access (DMA, ATA)
UDO = Ultra Density Optical (Plasmon)
UDO = User Defined Objects
UDOR = Ultra Density Optical - Recordable (UDO), "UDO-R"
UDORW = Ultra Density Optical - ReWritable (UDO), "UDO-RW"
UDP = Usenet Death Penalty (Usenet, spam)
UDP = User Datagram Protocol (Internet, RFC 768)
UDPIP = User Datagram Protocol / Internet Protocol, "UDP/IP"
UDRP = Uniform [DOMAIN-name] Dispute Resolution Policy (ICANN)
UDSL = Universal Digital Subscriber Line
UDT = User-defined DataType (DB)
UDVM = Universal Data Voice Multiplexer
UE = User Equipment (mobile-systems, UMTS, GSM)
UEIDE = Ultra Enhanced Integrated Drive Electronics (IDE, HDD)
UEV = User End of Volume
UFS = Universal File System
UFS = Unix File System (Unix)
UFST = Universal Font Scaling Technology (Agfa)
UHA = Ultra High Aperture [ratio] (LCD, TNLCD)
UHC = United Hitech Corporation (manufacturer, Taiwan)
UHCI = Universal Host Controller Interface (USB, Intel, VIA, OHCI)
UHF = Ultra High Frequency
UHL = User Head Label
UI = Unix International (manufacturer, Unix)
UI = User Interface
UIC = User Identification Code
UID = Unit IDentifier (cryptography, EES)
UID = User IDentification
UIDL = Unique ID Listing (POP3, RFC 1939)
UIL = User Interface Language
UIMS = User Interface Management System
UIN = Universal Identification Number (ICQ)
UIS = UmweltInformationsSystem
UISRM = User Interface System Reference Model
UJSR = Umbrella Java Specification Request (JCP, Java)
UKERNA = United Kingdom Education and Research Networking Association (org., UK)
UKOLN = United Kingdom Office for Library and information Networking (org.)
ULA = Uncommitted Logic Array
ULANA = Unified Local Area Network Architecture
ULCC = University of London Computer Center (org., UK)
ULP = Upper Layer Protocols (FC)
ULS = User Location Interface
ULSI = Ultra Large Scale Integration
ULV = Ultra Low Voltage
UMA = Unified Memory Architecture
UMA = Universal Measurement Architecture (Unix, X/Open)
UMA = Upper Memory Area (Intel)
UMADS = Universal Measurement Architecture Data Storage (UMA)
UMB = Upper Memory Block (Intel, UMA)
UMC = United Microelectronics Corporation (manufacturer)
UME = UNI Management Entity (UNI, ILMI)
UML = Unified Method Language (CASE)
UML = Unified Modelling Language (OOP)
UMS = Unified Messaging System
UMTS = Universal Mobile Telecommunications System (IN, mobile-systems)
UNA = Universal Network Architecture
UNARP = UNsolicited Address Resolution Protocol (ARP, RFC 1868)
UNC = Universal Naming Convention (IBM, MS, Novell, LAN)
UNCEFACT = United Nations CEFACT (org., CEFACT), "UN/CEFACT"
UNCID = UNiform rules of Conduct for Interchange of Trade data by teletransmission (EDIFACT)
UNCLE = Unix Net for Computer security in Law Enforcement (org., USA, Unix), "U.N.C.L.E."
UNEDIFACT = United Nations EDIFACT (ISO 9735, EDIFACT), "UN/EDIFACT"
UNGTDI = United Nations Guidelines for Trade Data Interchange (UN/EDIFACT, predecessor), "UN/GTDI"
UNI = Universal Network Interface (Cogent)
UNI = User Network Interface
UNITE = Ubiquitous aNd Integrated Teamwork Environment (SIT)
UNIVAC = UNIVersal Automatic Computer
UNMA = Unified Network Management Architecture
UNSM = United Nations Standard Message, (UN/EDIFACT)
UNTDED = United Nations Trade Data Elements Directory (EDIFACT)
UNTDID = United Nations Trade Data Interchange Directory (EDIFACT)
UP = Uni Processor [system]
UPA = Ultra Port Architecture (Sun, SMP)
UPAM = User Primary Access Method (BS2000)
UPC = Universal Product Code (EAN)
UPC = Usage Parameter Control (UNI, ATM)
UPD = UserParameterDaten (DDBAC)
UPL = User Program Language
UPM = Umdrehungen Pro Minute (HDD)
UPM = User Profile Management (IBM)
UPN = Umgekehrte Polnische Notation
UPNP = Universal Plug 'N Play (PNP), "UPnP"
UPP = Universal Procedure Pointer (AE, Apple)
UPPS = Universal Portable Protocol Stack / Support (Schneider & Koch)
UPS = Uninterruptible Power Supply
UPS = Unix Print Services (Unix)
UPT = Universal Personal Telecommunications [number] (IN, mobile-systems)
UPT = Universelle Personengebundene Telekommunikation (IN)
UR2 = ??? (DTAG, T-DSL), "U-R2"
URA = Uniform Resource Agent (WWW)
URB = USB Request Block (USB)
URC = Uniform Resource Citation (WWW)
URC = Uniform Resources Characteristics (URI, WWW)
URI = Universal Resource Identifier (WWW, RFC 1630)
URL = Uniform Resource Locator (WWW, RFC 1738)
URN = Uniform Resource Name (WWW, RFC 1737)
URSN = Unique Resource Serial Number (URI, WWW)
US = Unit Separator (BTX, VPCE)
USA = United Software Association (org., USA)
USACNII = US Advisory Council on the National Information Infrastructure (org., USA)
USART = Universal Synchronous Asynchronous Receiver / Transmitter (IC)
USB = Universal Serial Bus (Intel, USB)
USBDDK = Universal Serial Bus Driver Development Kit (USB, DDK), "USB-DDK"
USCP = Unicos Station Call Processor [protocol] (Cray, MPP)
USD = User's Supplementary Documents (BSD, Unix)
USDC = Universal Switched Data Capability [consortium] (LCD, org.)
USDN = United States Digital Network
USEC = User-based SECurity [model] (SNMP)
USENET = USErs' NETwork (Internet)
USF = Uplink State Flag (GPRS, mobile-systems)
USG = Universal Subscriber Gateway (Nomadix)
USG = Unix Support Group (org., Unix)
USIM = Universal Subscriber Identity Module (mobile-systems, UMTS)
USITA = United States Independent Telephone Association (org., USA)
USL = Unix Systems Laboratories (AT&T, Unix)
USMTF = United States Message Text Format (USA)
USN = Update Sequence Number
USP = User Stack Pointer
USR = U.S. Robotics (manufacturer)
USR = User Service Routines
USRT = Universal Synchronous Receiver/Transmitter (IC)
USSD = UnStructured Supplementary Services (GSM, mobile-systems)
USSP = User Space Serial Port (Bluetooth)
USTA = United States Telephone Association (org., USA)
USV = Unterbrechungsfreie Strom-Versorgung
USWC = Uncached Speculative Write Combining (CPU)
UT = Universal Time [+0000] (TZ, GMT)
UT = Upper Tester
UTC = Universal Time Coordinated (DCE)
UTC = Universal Time Coordinates [+0000] (TZ, GMT)
UTF = UCS Transformation Format (Unicode, UCS)
UTI = Universal Text Interchange
UTL = User Trailer Label
UTLB = Unified Translation Look-aside Buffer (CPU)
UTM = Universal Transaction Monitor
UTM = Universeller TransaktionsMonitor (BS2000, Sinix, TP)
UTMS = Universal Mobile Telecommunications System
UTOPIA = Universal Test & Operations Physical layer Interface for ATM (PL, ATM)
UTP = Unshielded Twisted Pair [cable] (TP)
UTRAN = UMTS Terrestrial Radio Access Network (UMTS, mobile-systems)
UTS = Universal Timesharing System
UTSL = Use The Source, Luke (telecommunication, Usenet, IRC)
UTTC = Universal Tape-To-Tape Converter
UUCICO = Unix to Unix Copy Incoming Copy Outgoing (Unix)
UUCP = Unix to Unix Copy Protocol (Unix)
UUG = Unix User Group (org., Unix, user group)
UUID = Universal Unique IDentifier
UUNET = Unix to Unix NETwork (org., ISP)
UUT = Unit-Under-Test
UVL = User Volume Label
UVM = User Verification Manager (IBM, ESS)
UW = Ultra Wide [SCSI] (SCSI)
UXGA = Ultra eXtended Graphics Adapter
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