Liste von Abkürzungen (Computer)

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Dies ist eine Liste technischer Abkürzungen, die im IT-Bereich verwendet werden.

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AA Antialiasing
AAA authentication, authorization and accounting, siehe Triple-A-System
AAC Advanced Audio Coding
AACS Advanced Access Content System
AAL ATM Adaptation Layer
AAM ATA/ATAPI Architecture Model
Automatic acoustic management
ACC Adaptive Computing Controller (SAP)
ACE ASCII Compatible Encoding
Access Control Entry (Eintrag in der Access Control List)
ACK acknowledge 'bestätige', siehe ACK (Signal) und Netzjargon
ACL Access Control List
ACPI Advanced Configuration and Power Interface
ACR Advanced Communication(s) Riser oder
Automatic carriage return oder
Attenuation To Crosstalk Ratio
ACS Applied Computer Science (Angewandte Informatik) oder
ATA/ATAPI Command Set (siehe ATA/ATAPI)
AD Active Directory
ADAM Active Directory Application Mode
ADAPT Application Design for Analytical Processing Technologies
ADB Apple Desktop Bus oder
Android Debug Bridge
ADC Apple Display Connector (Variante von DVI)
ADDS Active Directory Domain Services (Erweiterung des früheren Verzeichnisdienstes ADS von Microsoft)
ADO ActiveX Data Objects
ADS Automated Deployment Service oder
Alternate Data Streams
ADSL Asymmetric Digital Subscriber Line, Variante von DSL
ADSP AppleTalk Data Stream Protocol
AEP AppleTalk Echo Protocol
AES Advanced Encryption Standard
AF Anisotropes Filtern
AFK Away from Keyboard
AFP Apple Filing Protocol
AGA Advanced Graphics Architecture (Amiga-Chipsatz)
AGESA AMD Generic Encapsulated Software Architecture
AGP Accelerated Graphics Port
AGU Address Generation Unit
AHCI Advanced Host Controller Interface
AI Artificial Intelligence (Künstliche Intelligenz, deutsche Abkürzung: KI)
AIA Authority Information Access
AIFF Audio Interchange File Format
AIM AOL Instant Messenger
AIR Adobe Integrated Runtime
AIT Advanced Intelligent Tape
AJAX Asynchronous JavaScript and XML
aka also known as (auch bekannt unter dem Namen …) siehe: Pseudonym
ALM Application Lifecycle Management (u. a. von Borland)
ALSA Advanced Linux Sound Architecture
ALU Arithmetisch-logische Einheit (arithmetisch-logische Einheit, Teil einer CPU)
AMD Advanced Micro Devices
AMQP Advanced Message Queuing Protocol
ANSI American National Standards Institute
AOP Aspektorientierte Programmierung
AOSP Android Open Source Project
AP Access Point
APDU Application Protocol Data Unit
API Application Programmers/Programming Interface oder
Adaptive Planungsintelligenz
APIC Advanced Programmable Interrupt Controller
APIPA Automatic Private IP Addressing
APL A Programming Language
APL Abschlusspunkt Linientechnik
APM Advanced Power Management
APOP Authenticated Post Office Protocol
APU Accelerated Processing Unit
AQE Augmented Quad Edge (Datenstruktur zur Speicherung und effizienten Traversierung eins 3D Voronoi-Diagramms)
AR Augmented Reality
ARM Advanced RISC Machines Ltd. oder
Application Response Measurement
ARP Address Resolution Protocol
ARQ Automatic Repeat reQuest
ARS Adaptive Rate Selection
ASCII American Standard Code (for) Information Interchange (amerikanische Standardkodierung für den Informationsaustausch)
ASIC Application-Specific Integrated Circuit (anwendungsspezifische integrierte Schaltung)
ASN.1 Abstract Syntax Notation One
ASP Active Server Pages oder
Application Service Providing oder
AppleTalk Session Protocol
ASPI Advanced SCSI Programming Interface
AT Advanced Technology (Bauform für Mainboards und Gehäuse)
ATA Advanced Technology (AT) Attachment
ATAPI AT-Attachment Packet Interface
ATM Asynchronous Transfer Mode oder
Asynchronous Time Multiplexing oder
Adobe Type Manager
ATPG Automatic Test Pattern Generation
ATX Advanced Technology Extended
AUI Attachment Unit Interface
AV Anti-Virus
AVI Audio Video Interleave

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B Bell Laboratories oder
Programmiersprache B (Vorgänger von C)
B2A Business-to-Administration
B2B Business-to-Business
B2C Business-to-Consumer
B2D Backup-to-Disk Datensicherung auf Festplatte im Gegensatz zu Backup-to-Tape
B2E Business-to-Employee
B2T Backup-to-Tape Datensicherung auf ein Bandmedium wie DAT, DLT, LTO, …
BAM Block Availability Map, siehe Dateisystem
BAPI Business Application Programming Interface
BASIC Beginner’s All-purpose Symbolic Instruction Code (Programmiersprache)
BBS Bulletin Board System
BCC Blind Carbon Copy (dt. Blindkopie, Feld im Kopf einer E-Mail, das zusätzliche Adressaten enthält, die aber nicht den anderen Adressaten mitgeteilt werden) oder
Block Check Character (dt. Blockprüfzeichen)
BCD Binary Coded Decimal
BCPL Basic Combined Programming Language
BD Blu-ray Disc
BDC Backup Domain Controller oder
Business Data Catalog im Microsoft Office SharePoint Server
BDD Binary Decision Diagram
BER Basic Encoding Rules oder
Bit Error Rate
BERT Bit Error Rate Test (Bitfehlerratentest)
BFD Bidirectional Forwarding Detection
BGA Ball Grid Array
BGP Border Gateway Protocol
BiDi Bidirectional Text Layout, siehe Bidirektionaler Text
BI Business Intelligence
BIL Bus-Interface-Logic
BIOS Basic Input Output System
BLOB Binary Large Object
BNC Bayonet Neill Concelman, siehe BNC-Steckverbinder
BOFH Bastard Operator From Hell
BOM Byte Order Mark
BOOTP Bootstrap Protocol
BOS Base Operating System (dt. Betriebssystem)
BPEL Business Process Execution Language
BSC Binary Synchronous Communication
BSD Berkeley Software Distribution
BSOD Blue Screen of Death
BTO Build-to-Order
BTX Balanced Technology Extended oder

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C Programmiersprache C
CAAD Computer Aided Architectural Design (Computergestütztes architektonisches Planen und Entwerfen)
CA Certificate Authority
CAD Computer-Aided Design (Computerunterstütztes Design)
CAE Computer-aided engineering
CAF Composite Application Framework
CAM Computer-aided manufacturing
CAN Controller Area Network oder
Content Addressable Network
CAPI Common ISDN Application Programming Interface
CAPWAP Control And Provisioning of Wireless Access Points
CARP Common Address Redundancy Protocol
CAS Column Address Strobe: Dynamic Random Access Memory#CAS
CAS Computeralgebrasystem
CAT Catalog Service
CAV Constant Angular Velocity
CAVE Cave Automatic Virtual Environment
CBO Cost Based Optimizer, kostenbasierten Optimizer für Zugriffe auf Datenbanksätze
CC Carbon Copy oder
Creative Commons
C Compiler
CCD Charge-coupled Device
CC/PP Composite Capability/Preference Profiles
CCU Camera Control Unit
CD Compact Disc
CDATA Character Data
CDC Connected Device Configuration
CDE Common Desktop Environment
CDMA Code Division Multiple Access
CD-R Compact Disc Recordable
CD-ROM Compact Disc Read-Only Memory
CD-RW Compact Disc ReWriteable
CEPT Conférence Européenne des Administrations des Postes et des Télécommunications
CFML ColdFusion Markup Language
CFSM Communicating Finite State Machines
CGA Color Graphics Adapter
CGI Common Gateway Interface
CHAP Challenge Handshake Authentication Protocol
CHS Cylinder Head Sector
CICS Customer Information Control System
CIDR Classless Inter-Domain Routing
CIF Common Intermediate Format
CIFS Common Internet File System
CIM Computer-integrated manufacturing oder
Common Information Model
CISC Complex Instruction Set Computer
CLDC Connected Limited Device Configuration
CLI Call Level Interface oder
Command Line Interpreter oder
Common Language Infrastructure
CLOB Character Large Object
CLM Certificate Lifecycle Manager
CLR Common Language Runtime
CLTS Connectionless Transport Service, ein verbindungsloser Service, beispielsweise UDP
CLV Constant Linear Velocity
CM Content-Management
CMM Capability Maturity Model oder
Color Management Module
CMOS Complementary Metal Oxide Semiconductor (dt. Komplementärer Metall-Oxid-Halbleiter)
CMS Content-Management-System
CMYK Cyan Magenta Yellow Key, siehe CMYK-Farbmodell
CO Callable Object
COBOL Common Business Oriented Language
CODASYL Conference on Data Systems Languages
COM Component Object Model oder
Computer on Module (Kernhardware eines Computers implementiert auf einem steckbaren Modul)
COMA Cache-only-Memory-Access
CORBA Common Object Request Broker Architecture
COTS Connection Oriented Transport Service, ein verbindungsorientierter Service, wie beispielsweise TCP
COW Copy-On-Write, Verfahren zur Vermeidung von überflüssigen Kopien von Daten
CPL Call Processing Language oder
Combined Programming Language oder
Common Public License
CP/M Control Program/Monitor, später: Control Program for Microcomputers
CPPM Content Protection for Pre-Recorded Media, Kopierschutzverfahren der DVD-Audio
CPRI Common Public Radio Interface
CPRM Content Protection for Recordable Media
CPSL Common Pattern Specification Language
CPU Central Processing Unit
CPUID Central Processing Unit IDentifikation
CRC Cyclic Redundancy Check, Verfahren zur Ermittlung von Übertragungsfehlern
CRE Content Relationship Engine
CRL Certificate Revocation List
CRM Customer-Relationship-Management
CRT Cathode Ray Tube
CRUD Create, Read, Update, Delete (Datenbankoperationen)
CSA Common-Scrambling-Algorithmus oder
Connector, Switch, Attenuator theory
CSI Common System Interface
CSM Compatibility Support Module
CSMA/CA Carrier Sense Multiple Access/Collision Avoidance
CSMA/CD Carrier Sense Multiple Access/Collision Detection
CSP Communicating Sequential Processes
CSS Cascading Style Sheets oder
Content Scramble System
CSV Character Separated Values, Comma Separated Values
CTL Complex Text Layout
CTS Clear To Send
CUDA Compute Unified Device Architecture
CUI Character User Interface, Text-orientierte Benutzeroberfläche
CUoD Capacity Upgrade on Demand
CUPS Common Unix Printing System
CVS Concurrent Versions System
CWM Common Warehouse Metamodel

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D2D2T Disk to disk to tape (Backup)
DAE Digital Audio Extraction
DAL Data Abstraction Layer
DAO Data Access Objects (Microsoft) oder
Data Access Object (Entwurfsmuster) oder
Disc-At-Once (Schreibmethode)
DAP Directory Access Protocol
DAT Digital Audio Tape
DAU Dümmster anzunehmender User
DAU daily active user – Facebook: täglich aktive(r) Benutzer
DAV Distributed Authoring and Versioning; siehe WebDAV
DB Datenbank
DBMS Database management system
DBP Database Publishing
DC Domain Controller oder
Domain Component
DCE Data Communication Equipment oder
Distributed Computing Environment
DCIM Digital Camera Images
DCL Data Control Language oder
DIGITAL Command Language
DCO Device Configuration Overlay (siehe ATA/ATAPI) oder
Dynamic Code Obfuscation
DCOM Distributed Component Object Model
DCP Disk Control Program
DCS Dynamic Channel Selection
DCT Diskrete Cosinus Transformation
DCTL Direct Coupled Transistor Logic
DD Double Density (Diskette)
DDC Display Data Channel
DDE Dynamic Data Exchange
DDF Disk Data Format
DDI Device Driver Interface
DDL Data Definition Language
DDoS Distributed Denial of Service
DDR Double Data Rate
DDS Digital Data Storage oder
Direct Digital Synthesis oder
Direct Draw Surface
DDV Datendirektverbindung
DDX Direct Data Exchange
DECT Digital Enhanced Cordless Telecommunications
DENIC DE Network Information Center
DEP Data Execution Prevention
DES Data Encryption Standard
DFS Distributed File System oder
Dynamic Frequency Selection oder
Depth-First Search
DFÜ Datenfernübertragung (engl.: DUN)
DH Data Highway
DHCP Dynamic Host Configuration Protocol
DHTML Dynamic HTML, Kombination von Hypertext Markup Language und JavaScript
DIL Dual in-line package
DIME Direct Internet Message Encapsulation
DIMM Dual Inline Memory Module
DIS Distributed Interactive Simulation
DIT Directory Information Tree
DivX Digital Video Express
DL Double Layer
DLL Dynamic Link Library
DLM Document Lifecycle Management
DLP Digital Light Processing
DLR Dynamic Language Runtime, siehe .NET
DMA Direct Memory Access
DMCA Digital Millennium Copyright Act
DMD Digital Micromirror Device
DMI Desktop Management Interface oder
Direct Media Interface
DML Data Manipulation Language
DMS Dokumentenmanagementsystem (Document Management System)
DMTF Distributed Management Task Force
DMZ Demilitarized Zone (Demilitarisierte Zone)
DNS Domain Name System
DNSBL DNS-based Blackhole List
DoD Department of Defense
DOM Document Object Model
DOS Disk Operating System oder
Denial of Service (DoS)
dpi Dots per Inch
DPA Data Path Array
DPS Desktop Purchasing System oder
Data Protection System
DPU Data Path Unit
DRAC Dell Remote Access Controller
DRAM Dynamic Random Access Memory
DRI Direct Rendering Infrastructure
DRL Data Retrieval Language
DRM Digital Rights Management
DRT Document Related Technologies
DS double-sided (Diskette oder Speichermodul)
DSA Distributed Systems Architecture oder
Directory System Agent
DSL Digital Subscriber Line oder
Domain Specific Language
DSP Digital Signal Processor
DSR Data Set Ready
DSSS Direct Sequence Spread Spectrum
DSSSL Document Style Semantics and Specification Language
DTD Document Type Definition
DTE Data Terminal Equipment
DTM Dual Transfer Mode
DTO Data Transfer Object
DTP Desktoppublishing
DTR Data Terminal Ready
DUA Directory User Agent
DUI D graphical user interface
DUN Dial-Up Networking
DVB Digital Video Broadcasting
DVB-C Digital Video Broadcasting – Cable
DVB-H Digital Video Broadcasting – Handhelds
DVB-S Digital Video Broadcast – Satellite
DVB-T Digital Video Broadcasting – Terrestrial
DVD Digital Versatile Disc
DVI Digital Visual Interface
DVCS Distributed Version Control System (Verteilte Versionsverwaltung)
DWH Data-Warehouse
DWT Diskrete Wavelet-Transformation
DXF Drawing Interchange Format (auch Drawing Exchange Format)

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EAI Enterprise Application Integration
EBCDIC Extended Binary Coded Decimals Interchange Code
EBNF Extended Backus-Naur Form
ECC Error-correcting code
ECM Enterprise Content Management
ECMA European Computer Manufacturers Association
ECP Extended Capability Port oder
Encryption Control Protocol
ED Extra-high Density (Diskette)
EDD Enhanced Disk Drive Services (PC-BIOS Funktionen für Zugriff auf Festplatten)
EDDL Electronic Device Description Language
EDGE Enhanced Data Rates for GSM Evolution
EDI Electronic Data Interchange
EDID Extended Display Identification Data
EDM Electronic Document Management
EDP Electronic Data Processing
EDV Elektronische Datenverarbeitung, engl.: EDP
EEPROM Electrically Erasable Programmable Read-Only Memory
EFI Extensible Firmware Interface
EFS Encrypting File System
EGA Enhanced Graphics Adapter
EHCI Enhanced Host Controller Interface
EIA-232 Electronic Industries Alliance 232, bekannt als V.24; ursprünglich RS-232
EIB Europäischer Installationsbus
EIDE Enhanced Integrated Device Electronics
EIGRP Enhanced Interior Gateway Routing Protocol
EIS Entry Into Service
EISA Extended Industry Standard Architecture
EIST Enhanced Intel SpeedStep Technology
EJB Enterprise Java Beans
EJBQL EJB Query Language
EL Expression Language
EM64T Extended Memory 64 Technology, alter Name von Intel 64
EMS Expanded Memory Specification
EMV Elektromagnetische Verträglichkeit
EOD End Of Discussion (Slang)
EOF End of File oder
Enterprise Objects Framework
EPLD Erasable Programmable Logic Device
EPP Enhanced Parallel Port oder
Encrypting PIN Pad oder
Enhanced Performance Profiles bei RAM
EPROM Eraseable Programmable Read Only Memory
EPS Encapsulated PostScript
EPSS Electronic Performance Support System
ESB Enterprise Service Bus
ERP Enterprise Resource Planning
ES Enterprise Service
ESCD Extended System Configuration Data
ESP EFI System Partition, siehe Definition in GUID Partition Table
ESQL Embedded SQL
ESSID Extended Service Set Identifier
ET Entscheidungstabelle
ETB End of Transmission Block, ein Steuerzeichen bei der Datenübertragung
ETL Extract, Transform, Load
EUCS End User Computing Satisfaction
EVA Eingabe – Verarbeitung – Ausgabe (EVA-Prinzip) oder
Enterprise Virtual Array (Disk Array von Hewlett Packard für mehrere Terabyte Daten)
EWF Enhanced Write Filter, wird bei Windows XP embedded verwendet
exFAT Extended File Allocation Table
Exif Exchangeable Image File Format for Digital Still Cameras
Ext2 Second extended Filesystem

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FAI Fully Automatic Installation
FAQ Frequently Asked Questions
FAT File Allocation Table
FB Facebook
FC Fibre Channel
FCFS First-Come First-Served, siehe First In – First Out
FD Floppy Disk
FDD Floppy Disk Drive
FDDI Fiber Distributed Data Interface
FDMA Frequency Division Multiple Access
FET Field Effect Transistor
FFT Fast Fourier Transform (schnelle Fourier-Transformation)
FGA Floating Gate Array
FHSS Frequency Hopping Spread Spectrum
FIFO First In – First Out
FILO First In – Last Out, siehe Last In – First Out
FLAC Free Lossless Audio Codec
FLOP Floating Point Operation (Gleitkommaoperation)
FLOPS Floating Point Operations per Second
FPGA Field Programmable Gate Array
FPLA Field Programmable Logic Array
FPS Frames per Second (Bilder pro Sekunde. Bildfrequenz) oder
First Person Shooter
FPU Floating Point Unit (Gleitkommaeinheit, numerischer Coprozessor)
FQDN Fully Qualified Domain Name
FSAA Full Scene Antialiasing
FSB Front Side Bus
FSM Finite State Machine
FTBFS Fails to build from source (Debian-Slang)
FTP File Transfer Protocol
FTTH Fibre To The Home
FW Forwarding (bei E-Mails oft benutzt)

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GAL Generic Array Logic
GAN Global Area Network
GBIC Gigabit Interface Converter
GC Garbage Collection / Garbage-Collector oder
Global Catalog
GCC GNU Compiler Collection
GCR Group Coded Recording
GDDR Graphics Double Data Rate
GFS Global File System
GID Group Identification, siehe Benutzer- und Rechteverwaltung unter Unix
GIF Graphics Interchange Format
GINA Graphical Identification and Authentication
GIS Geoinformationssystem
GLBP Gateway Load Balancing Protocol
GLE Graphics Layout Engine
GLU OpenGL Utility Library
GLUT OpenGL Utility Toolkit
GML Geography Markup Language
GMPLS Generalized Multiprotocol Label Switching (Weiterentwicklung von MPLS)
GNOME GNU Network Object Model Environment
GNU GNU's Not Unix (ein rekursives Akronym), siehe GNU-Projekt
GOOSE Generic Object Oriented Substation Events
GP Guided Procedures
GPG GNU Privacy Guard
GPL GNU General Public License
GPRS General Packet Radio Service
GPT GUID Partition Table
GPU Graphics Processing Unit
GPX GPS Exchange Format
GRE Gecko Runtime Environment oder
Generic Routing Encapsulation
GRUB Grand Unified Bootloader
GSM Global System for Mobile Communications
GTK GIMP-Toolkit
GUI Graphical User Interface
GUID Globally Unique Identifier

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HAL Hardware Abstraction Layer
HBA Host-Bus-Adapter
HBCI Homebanking Computer Interface
HCA Host Channel Adapter
HCI Human Computer Interaction
HCR Handprint Character Recognition
HD Hard Disk
HDCP High-bandwidth Digital Content Protection
HDD Hard Disk Drive
HDE Hauptverband des Deutschen Einzelhandels
HDL Hardware Description Language
HDLC High-Level Data Link Control
HDMI High Definition Multimedia Interface
HDRR High Dynamic Range Rendering
HDTV High Definition Television
HGC Hercules Graphics Card
HID Human Interface Device
HIP Host Identity Protocol
HIPPI High Performance Parallel Interface
HMA High Memory Area
HMD Head-Mounted Display
HMI Human Machine Interface
HPC High Performance Computing
HPET High Precision Event Timers
HPFS High Performance File System
HRHD High Resolution High Definition
HSCSD High Speed Circuit Switched Data
HSDPA High Speed Downlink Packet Access
HSRP Hot Standby Router Protocol
HSUPA High Speed Uplink Packet Access
HT HyperTransport
HTC High Throughput Computing
HTCP Hyper Text Caching Protocol
HTML Hypertext Markup Language
HTPC Home Theater Personal Computer
HTT Hyper-Threading-Technologie
HTTP Hypertext Transfer Protocol
HTTPS Hypertext Transfer Protocol Secure

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I18N Internationalization
IA5 Internationales Alphabet Nr. 5
IANA Internet Assigned Numbers Authority
I2C Inter-Integrated Circuit
ICANN Internet Corporation for Assigned Names and Numbers
ICC International Color Consortium
ICH I/O Controller Hub
ICMP Internet Control Message Protocol
ICS Internet Connection Sharing
IDE Integrated Development Environment oder
Integrated Drive Electronics, siehe ATA/ATAPI
IDEF Integrated Definition Methods
IDF Intel Developer Forum
IDL Interface Definition Language
IDMS Integrated Database Management System
IDN Internationalized Domain Name
IDNA Internationalizing Domain Names in Applications
IED Intelligent Electronic Device
IEEE Institute of Electrical and Electronics Engineers
IETF Internet Engineering Task Force
IFF Interchange File Format
IGP Integrated Graphics Processor
IGMP Internet Group Management Protocol
IGRP Interior Gateway Routing Protocol
IIOP Internet Inter-ORB Protocol
IIS Microsoft Internet Information Services
IKE Internet Key Exchange (siehe IPsec)
ILDA International Laser Display Association
ILM Information Lifecycle Management
IMAP Internet Message Access Protocol
IMC Internet Mail Connector (siehe Microsoft Exchange Server)
IMQ Intermediate Queuing Device
IMS Information Management System
INET Internet
Intel Integrated Electronics
IP Internet Protocol
IPC Inter-Process Communication oder
Instructions per cycle
IPP Internet Printing Protocol
IPPD Integrated Product and Process Development
IPPP ISDN Point-to-Point Protocol
IPS Instructions per Second
IPSec Internet Protocol Security
IPT Intel Identity Protection Technology
IPTV Internet-Protokoll-Fernsehen
IPX Internetwork Packet Exchange
IRC Internet Relay Chat
IrDA Infrared Data Association
IRQ Interrupt Request
IRTF Internet Research Task Force
IRV Internationale Referenzversion (des IA5)
ISA Industry Standard Architecture
iSCSI Internet SCSI
ISDN Integrated Services Digital Network
ISO Internationale Organisation für Normung
ISO-C Variante von C
ISP Internet Service Provider
ISSE Internet Streaming SIMD Extensions
IT Informationstechnik / Information Technology
ITIL IT Infrastructure Library
ITU International Telecommunication Union (Internationale Fernmeldeunion)
IxD Interaction Design

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J2EE Java Platform, Enterprise Edition
J2ME Java Platform, Micro Edition
J2SE Java Platform, Standard Edition
JACK JACK Audio Connection Kit
JAXP Java API for XML Processing
JCL Job Control Language
JDBC Java Database Connectivity
JDF Job Definition Format
JDIC JDesktop Integration Components
JDK Java Development Kit
JES Job Entry Subsystem
JEU Jump Execution Unit
JFS Journaled File System
JMF Java Media Framework
JMS Java Message Service
JNDI Java Naming and Directory Interface
JNLP Java Network Launching Protocol
JOLAP Java Based OLAP interface
JPEG Joint Photographic Experts Group
JRE Java Runtime Environment
JSF JavaServer Faces
JSON Java Script Object Notation
JSP JavaServer Pages
JSR Java Specification Request
JTM Job Transfer and Manipulation
JVM Java Virtual Machine

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KDE K Desktop Environment
KI Künstliche Intelligenz
KM Konfigurationsmanagement oder
Knowledge Management
KML Keyhole Markup Language
KRA Key Recovery Agent
KVM Keyboard – Video – Mouse

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L10N Localization
L2TP Layer 2 Tunneling Protocol
LACP Link Aggregation Control Protocol
LADSPA Linux Audio Developer’s Simple Plugin API
LAMP Linux-Apache-MySQL-PHP
LAN Local Area Network
LAT Local Area Transport
LBA Logical Block Addressing
LCD Liquid Crystal Display
LCN Local Control Network
LCoS Liquid Crystal on Silicon
LCR Least Cost Router
LDAP Lightweight Directory Access Protocol
LDS Lightweight Directory Services
LDU Logical Data Unit
LED Light Emitting Diode
LER Label Edge Router
LFS Large File Support oder
Linux From Scratch
LFSR Linear Feedback Shift Register
LGA Land Grid Array
LIFO Last In – First Out
LILO Linux Loader oder
Last In – Last Out (s. a. First In – First Out)
LISP List Processing
LLC Logical Link Control
LON Local Operating Network
LP Line Printer (Zeilendrucker, s. a. Drucker)
LPC Low Pin Count
LPP Licensed Product Package
LPT Line Printer
LRU Least recently used
LS120 Laser Servo Disk
LSA Local Security Authority
LSASS Local Security Authority Subsystem
LSB Least Significant Bit
LSR Label Switch Router
LTE Long Term Evolution
LTS Long Term Support
LUG Linux User Group
LUN Logical Unit Number
LVDS Low Voltage Differential Signaling
LVM Logical Volume Manager

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M2M Machine-to-Machine
M4A MPEG-4 Audio
MAC Media Access Control
MAC Machine Authentication Code
MAK Multiple Activation Key
MAPI Messaging Application Programming Interface
MAN Metropolitan Area Network
MAU monthly active user – Facebook: monatlich aktive(r) Benutzer oder
Multistation Access Unit
MBR Master Boot Record
MCA Micro Channel Architecture
MCF Meta Content Framework
MCH Memory Controller Hub
MCM Multi-Chip-Modul
MCP Multi Chip Package, siehe Multi-Chip-Modul oder
Master Control Program (Betriebssystem von Burroughs) oder
Media Communications Processor (von Nvidia entwickelter Prozessor)
MCX Media Center Extender
MDAC Microsoft Data Access Components
MDCT Modifizierte diskrete Kosinustransformation oder
Multi-detector Computed Tomography oder
Multislice Detector Computed Tomography oder
Multi-row-detector Computed Tomography
MFM Modified Frequency Modulation
MFT Master File Table
MFU Most Frequently Used
MHP Multimedia Home Platform
MIDI Musical Instrument Digital Interface
MIDS Multifunctional Information Distribution System
MII Media Independent Interface
MIIS Microsoft Identity Integration Server
MIMD Multiple-Instruction Multiple-Data
MIME Multipurpose Internet Mail Extensions
MIPS Million Instructions per Second oder
Microprocessor without interlocked pipeline stages
MKV Matroska Video
MMI Man Machine Interface, siehe Mensch-Maschine-Schnittstelle
MMORPG Massively Multiplayer Online Role-Playing Game
MMS Multimedia Messaging Service
MMU Memory Management Unit
MMX Multi Media Extension
mobo Slang für Motherboard
MOD Magneto Optical Disc
MOO Mud object oriented
MOST Media Oriented System Transport
MP3 MPEG-1 Audio Layer 3
MPEG Moving Picture Experts Group
MPI Message Passing Interface
MPLS Multiprotocol Label Switching
MPP Massively Parallel Processing
MP/M Multi-User Version des CP/M (Control Program for Microcomputers)
MPU Micro Processor Unit (siehe Mikroprozessor) oder
Memory Protection Unit
MQTT Message Queue Telemetry Transport
MRAM Magnetoresistive Random Access Memory
MRCP Media Resource Control Protocol
MRU Maximum Receive Unit oder
Most Recently Used
M$ Slang für Microsoft
MSB Most Significant Bit
MSDN Microsoft Developer Network
MSDNAA MSDN Academic Alliance
MSIMD Multiple Single Instruction Multiple Data
MSN Microsoft Network oder
Multiple Subscriber Number
MTA Mail Transfer Agent
MTBF Mean Time Between Failures
MTU Maximum Transmission Unit
MUA Mail User Agent
MUD Multi User Dungeon
MVC Model View Controller
MX Mail Exchange Resource Record
MZR Multiple Zone Recording

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NAC Network Access Control
NAL Network Abstraction Layer
NAN National Area Network
NAS Network Attached Storage
NAT Network Address Translation
NBD Network Block Device
NCP NetWare Core Protocol
NCQ Native Command Queuing
NDES Network Device Enrollment Service
NDIS Network Driver Interface Specification
NDS Novell Directory Services
NEDC New Enterprise Data Center
NEXT Near End Crosstalk
NFS Network File System
NGSCB Next Generation Secure Computing Base
NIC Network Information Center oder
Network Interface Card
NNTP Network News Transfer Protocol
NOC Network Operation Center
NRU Not Recently Used (siehe Paging)
NRZ Non Return to Zero (auch NRZI = Non Return to Zero Invert)
NSS Name Service Switch
NTBA Network Termination for ISDN Basic rate Access
NTFS New Technology File System
NTP Network Time Protocol
NTSC National Television Standards Committee
NUI Natural User Interface
NUMA Non-Uniform Memory Access
NVE Networked Virtual Environment
NVRAM Non Volatile Random Access Memory
NWDS NetWeaver Developer Studio

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OAN Open Access Network
OASIS Organization for the Advancement of Structured Information Standards
OCI Open Catalog Interface
OCP Überstromschutz (Over Current Protection)
OCR Optical Character Recognition
OCSP Online Certificate Status Protocol
ODBC Open DataBase Connectivity
ODD Optical Disk Drive
ODMC On Demand Clock Modulation
ODMG Object Database Management Group
ODR Octal Data Rate
OEM Original Equipment Manufacturer
OFDM Orthogonal Frequency Division Multiplexing
OGC Open Geospatial Consortium (vormals OpenGIS Consortium)
OHCI Open Host Controller Interface
OLAP Online Analytical Processing
OLE Object Linking and Embedding
OLED Organic Light Emitting Diode
OLSR Optimized Link State Routing
OLTP Online Transaction Processing
OODBMS Object-Oriented DataBase Management System
OOP Objektorientierte Programmierung
OPC Operation Planning and Control oder
OLE for Process Control
OQL Object Query Language
ORDBMS Object-Relational DataBase Management System
OS Operating System
OSA Open Systems Architecture
OSGi Open Services Gateway Initiative
OSI OSI-Modell
OSPF Open Shortest Path First
OSS Open Sound System oder
OSSD Output Signal Switching Device
OU Organizational Unit, eine Teilstruktur einer Organisation, z. B. eine Abteilung
OWS OpenGIS Web Service (siehe Open Geospatial Consortium)

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P2PTV Peer-to-Peer-TV
P2P Peer-to-Peer
PADI PPPoE Active Discovery Initiation
PAG Program Analyzer Generator
PAL Programmable Array Logic oder
Phase Alternating Line
PAM Pluggable Authentication Module
PAN Personal Area Network
PAP Password Authentication Protocol oder
Printer Access Protocol oder
PATMOS Power And Timing Modelling, Optimization and Simulation
PBCC Packet Binary Convolution Coding
PC Personal Computer oder
Program Counter
PCA Programmable Counter Array
PCB Process Control Block oder
Printed Circuit Board (Platine)
PCI Peripheral Component Interconnect
PCIe/PCI-E Peripheral Component Interconnect Express
PCI-X Peripheral Component Interface Extension
PCMCIA Personal Computer Memory Card International Association
PC/SC Personal Computer/Smart Card
PDA Personal Digital Assistant
PDC Primary Domain Controller
PDF Portable Document Format
PDM Product Data Management
PDU Protocol Data Unit oder
Power Distribution Unit
PEBKAC Problem Exists Between Keyboard And Chair
PEG PCI Express for Graphics
Perl Practical Extraction and Report Language (Backronym)
PFS Perfect Forward Secrecy
PGA Pin Grid Array
PGP Pretty Good Privacy
PHP PHP: Hypertext Preprocessor (rekursives Akronym)
PI Process Integration
PIA Peripheral Interface Adapter
PIC Participant Identification Code
PIC Programmable Interrupt Controller
PID Personally-Identifiable Data
PIM Personal Information Manager
PIMF Pair In Metal Foil
PING Packet Inter-Network Groper
PIO Programmed Input/Output
PKI Public Key Infrastructure
PL/I Programming Language One
PLA Programmable Logic Array
PLM Product-Lifecycle-Management
PLMA Private Label Manufacturers Association
PMF Pointer to Member Function (Datentyp der Programmiersprache C++)
PMU Power Management Unit
PNG Portable Network Graphics
PnP Plug and Play
PoE Power over Ethernet
POF Polymere optische Faser
POJO Plain Old Java Object
POP Post Office Protocol
POP3 Post Office Protocol Version 3
POSIX Portable Operating System Interface for UniX
POST Power On Self-Test
POTS Plain Old Telephone System
PPD Postscript Printer Description
PPI Pixel per Inch
PPP Point-to-Point Protocol
PPPoE PPP over Ethernet
PPTP Point-to-Point Tunneling Protocol
PPU Physics Processing Unit
PRBS Pseudo-random bit stream
PS PostScript
PSA Pseudo Application als Microsoft-Office-2007-Dokument, wie PowerPoint oder Excel
PSACR Power Sum Attenuation to Crosstalk Ratio
PSAI Pseudo Application Interface, liefert Daten in Echtzeit an andere Anwendungen oder andere Hardware
PSD Photoshop Document
PSTN Public Switched Telephone Network
PVC Permanent Virtual Circuit
PWM Pulse Width Modulation
PXE Preboot Execution Environment

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QDR Quadruple Data Rate, Weiterentwicklung von Double Data Rate
QPI QuickPath Interconnect
QoS Quality of Service
QUXGA Quad Ultra Extended Graphics Array
QVGA Quarter Video Graphics Array
QWUXGA Quad Wide Ultra Extended Graphics Array
QXGA Quad Extended Graphics Array

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RAD Rapid Application Development
RAID Redundant Array of Independent Disks, ursprünglich Redundant Array of Inexpensive Disks
RADIUS Remote Authentication Dial-In User Service
RAM Random-Access Memory
RAR Resource Adapter
RARP Reverse Address Resolution Protocol
RAS Remote Access Service
RAS Row Address Strobe
RBL Realtime Blackhole List
RCP Rapid Control Prototyping oder
Rich-Client-Platform oder
Remote Copy Protocol
RDBMS Relational Database Management System
RDF Resource Description Framework
RDP Remote Desktop Protocol
RED Random Early Detection
REST Representational State Transfer
REU RAM Expansion Unit
REXX Restructured Extended Executor Language
RFC Request for Comments
RFC Remote Function Call
RFID Radio Frequency Identification
RGB Red Green Blue (Rot Grün Blau)
RI Ring Indicator
RIA Rich Internet Application
RIMM Rambus In-Line Memory Modul
RID Relative Identifier
RIP Routing Information Protocol oder
Raster Image Process
RISC Reduced Instruction Set Computer
RLE Run-length encoding
RLL Run Length Limited
RMI Remote Method Invocation
RMS Rights Management Services
ROI Region of Interest (in der Bildverarbeitung)
ROM Read Only Memory
RPC Remote Procedure Call
RPG Role Playing Game oder
Report Program Generator
RPM RPM Package Manager (rekursives Akronym, ehemals RedHat Package Manager)
RPS Rights Protection System
RS-232 Recommended Standard 232, eigentlich: Radio Sector 232, heute: EIA-232
RSA Rivest, Shamir, Adleman
RSH Remote Shell
RSS Really Simple Syndication
RTC Real Time Clock
RTF Rich-Text-Format
RTFM Read The Fucking Manual
RTL Register Transfer Level (Ebene in Hardware / Hardware-Modellierung)
RTOS Realtime Operating System
RTP Realtime Transport Protocol
RTS Request To Send
RTSI Real Time System Integration
RTTI Runtime Type Information
RUE Rich User Experiences

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SAA Systems Application Architecture
SACD Super Audio Compact Disc
SAFT Simple Asynchronous File Transfer
SAM Security Account Manager
SAN Storage Area Network oder
System Area Network
SANE Scanner Access Now Easy oder
Standard Apple Numeric Environment
SAS Serial Attached SCSI
SASL Simple Authentication and Security Layer
SAT SCSI/ATA Translation
SATL SCSI/ATA Translation Layer (siehe SCSI/ATA Translation)
SAX Simple API for XML
SBC Session Border Controller oder
single-board computer
SBP-2 Serial Bus Protocol, Protokoll aus der IEEE1394- bzw. Firewire- bzw. iLink-Welt
SCAM SCSI Configuration AutoMatically
SCEP Simple Certificate Enrollment Protocol
SCP Secure Copy Protocol
SCPI Standard Commands for Programmable Instruments
SCSA Secure Content Storage Association
SCSI Small Computer System Interface
SCUMM Script Creation Utility for Maniac Mansion
SD Single Density (Diskette)
SDF Synchronous Data Flow
SDH Synchronous Digital Hierarchy
SDK Software Development Kit oder
System Design Kit
SDL Service Description Language (siehe Web Services Description Language) oder
Simple DirectMedia Layer oder
Specification and Description Language
SDLC Synchronous Data Link Control oder
Software Development Life Cycle
SDR Single Data Rate
SDSL Symmetric Digital Subscriber Line (Variante von DSL)
SEO Search Engine Optimization
SFF Small Form Factor
SFP Small Form-factor Pluggable (umgangssprachlich auch mini-GBIC)
SGML Standard Generalized Markup Language
SHFS Shell File System
SHTTP Secure Hyper Text Transport Protocol
SIM Subscriber Identity Module
SIMD Single Instruction Multiple Data
SIMM Single Inline Memory Module
SIP Session Initiation Protocol oder
Sideway Information Passing
SIPP Single Inline Pin Package (siehe Single Inline Memory Module)
SIS Single Instance Storage
SL Microsoft Silverlight
SLA Service-Level-Agreement
SLAM Simultaneous Localization and Mapping
SLD Second Level Domain oder
Styled Layer Descriptor
SLI Scalable Link Interface
SLIP Serial Line Internet Protocol
SLL Static Link Library
SLNP Simple Library Network Protocol
SLP Service Location Protocol
SLR Scalable Linear Recording
SMAP Simple Mail Access Protocol
SMART Self-Monitoring, Analysis and Reporting Technology
SMASH Systems Management Architecture for Server Hardware
SMB System Management Bus oder
Server Message Block
SMBIOS Systems Management BIOS
SMD Surface Mounted Device
SMIL Synchronized Multimedia Integration Language
SMI-S Storage Management Initiative – Specification
SML Standard ML oder
System Management Language
S/MIME Secure / Multipurpose Internet Mail Extensions
SMP Symmetric Multi-Processing, siehe Symmetrisches Multiprozessorsystem
SMS Short Message Service
SMT Simultaneous Multithreading
SMTP Simple Mail Transfer Protocol
S/N Serial Number
SNA Systems Network Architecture (IBM-Großrechner)
SNMP Simple Network Management Protocol
SOA Service Oriented Architecture oder
Start of Authority (im DNS, siehe SOA Resource Record)
SOAP Simple Object Access Protocol
SOX Sarbanes-Oxley Act
S/PDIF Sony/Philips Digital Interface
SPDX Software Package Data Exchange
SPEC Standard Performance Evaluation Corporation
SPEWS Spam Prevention Early Warning System
SPF Sender Policy Framework
SPI Serial Peripheral Interface
SPLC Secure Product Lifecycle
SPM Scratch Pad Memory
SPoF Single Point of Failure
SPP System Platform Processor (NVIDIAs Gegenstück zu Intels MCH)
Standard Parallel Port
SPW Satisfaction per watt (Von Intel vorgeschlagene, objektivere Kennzahl als PPW (Performance per Watt))
SQL Structured Query Language (Strukturierte Abfragesprache), Datenbankabfragesprache
SRAM Static Random Access Memory
SRM Service Resolution Management
SRP Secure Remote Password, Sicherheitsstandard für Authentifizierungsverfahren oder
Software Restriction Policies
SS single-sided (Diskette oder Speichermodul)
SSD Solid-State-Drive
SSE Streaming SIMD Extensions
SSH Secure Shell
SSI Server Side Includes
SSID Service Set Identifier
SSL Secure Sockets Layer oder
Syntax/Semantic Language
SSO Single Sign-on
ST Simple Transformations
STFW Search the fucking web
STP Shielded Twisted Pair
STUN Simple traversal of UDP over NATs
SUXGA Super Ultra Extended Graphics Array
SVCD Super Video Compact Disc
SVDRP Simple Video Disk Recorder Protocol
SVG Scalable Vector Graphics
SVGA Super Video Graphics Array
SVN Subversion
SXGA Super Extended Graphics Array

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Tcl Tool command language
TC Turbo Cache
TCO Total Cost of Ownership
TCP Transmission Control Protocol
TCPA Trusted Computing Platform Alliance
TCP/IP Transmission Control Protocol / Internet Protocol
TDMA Time Division Multiple Access
TDP Thermal Design Power
TEDS Transducer Electronic Data Sheet
TFT Thin Film Transistor
TFTP Trivial File Transfer Protocol
TIPC Transparente Inter-Process Communication
TKIP Temporal Key Integrity Protocol
TLB Translation Lookaside Buffer
TLD Top-Level-Domain oder
Tag Library Descriptor
TLM Transaction Level Modelling
TLS Transport Layer Security
TM Transactional Memory
TOS The Operating System oder
Tramiel Operating System (Betriebssystem der Atari-Computer)
TPC Transmitter Power Control oder
Transaction Processing Performance Council
TPI Tracks Per Inch
TPM Trusted Platform Module
TPoX Transaction Processing over XML
TS Timeserver oder
Terminal Server oder
TeamSpeak oder
Transport Stream
TSC Time Stamp Counter
TSP Traveling Salesman Problem
TSO Time-Sharing Option
TTL Time-to-live oder
TWAIN Toolkit Without An Interesting Name
TWI Two-wire Interface

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UAA Universal Audio Architecture
UAC User Account Control
UART Universal Asynchronous Receiver Transmitter
UAT User Acceptance Test
UBE Unsolicited Bulk Email
UC Unified Communications
UCD User Centered Design
UCE Unsolicited Commercial E-Mail
UCP Universal Computer Protocol
UCS Universal Coded Character Set
UDDI Universal Description, Discovery and Integration
UDF Universal Disk Format
UDF User Defined Function
UDMA Ultra-Direct Memory Access
UDP User Datagram Protocol oder
Usenet Death Penalty
UEFI Unified Extensible Firmware Interface
UFS Unix File System
UHCI Universal Host Controller Interface
UI User Interface oder
User Interaction
UID User identifier oder
User Interface Design
UMA Uniform Memory Access oder
Unified Memory Architecture oder
Universal Multimedia Access
UMB Upper Memory Block
UMDF User-Mode Driver Framework
UML Unified Modeling Language
UMTS Universal Mobile Telecommunications System
UPnP Universal Plug and Play
UPS Uninterruptible Power Supply
URI Uniform Resource Identifier
URL Uniform Resource Locator
USB Universal Serial Bus
USV Unterbrechungsfreie Stromversorgung
UTF Unicode Transformation Format
UTM Unified threat management
UTP Unshielded Twisted Pair
UUG Unix User Group
UWB Ultra Wide Band
UXD User Experience Design (siehe User Experience)
UXGA Ultra Extended Graphics Array

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VAFC VESA Advanced Feature Connector
VB Visual Basic - in den 2 Varianten Visual Basic Classic (steht für die VB-Versionen bis VB6) und Visual Basic .NET (mit der Abkürzung VB.NET)
VBA Visual Basic for Applications
VBS Visual Basic Script
VC Visual Composer
VCD Video-CD oder virtual channel descriptor
VCI virtual channel identifier
VCS Version Control System (Versionsverwaltung)
VDR Video Disk Recorder (Festplattenrekorder)
VDSL Very High Speed Digital Subscriber Line (Variante von DSL)
VESA Video Electronics Standards Association
VFAT Virtual FAT
VFC VESA Feature Connector
VFS Virtual Filesystem Switch
VGA Video Graphics Array
VHDL Very High Speed Integrated Circuit Hardware Description Language
VLAN Virtual Local Area Network
VLB VESA Local Bus
VLIW Very Long Instruction Word
VLSI Very Large Scale Integration
VM Virtuelle Maschine
VMS Virtual Memory System
VNC Virtual Network Computing
VO Virtual Organisation (im Grid-Computing)
VoIP Voice over IP
VP Visual Programming
VPI Virtual Path Identifier
VPL Visual Programming Language
VPN Virtual Private Network
VR Virtual Reality
VRAM Video Random Access Memory
VRML Virtual Reality Modeling Language
VRRP Virtual Router Redundancy Protocol
VSAM Virtual Storage Access Method (IBM-Großrechner)
VST Virtual Studio Technology
VTAM Virtual Terminal Access Method (IBM-Großrechner)
VTS Virtual Tape Server
VXLAN Virtual Extensible LAN

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W2K Windows 2000
W2Kx Windows 2Kx (Windows 2003 = W2K3, Windows 2008 = W2K8)
W3C World Wide Web Consortium
WAIS Wide Area Information Servers
WAMP(P) Windows-Apache-MySQL-PHP(-Perl)
WAN Wide Area Network
WAP Wireless Application Protocol
WBEM Web-Based Enterprise Management
WCS Web Coverage Service
WDDX Web Distributed Data Exchange
WDS Wireless Distribution System
WEP Wired Equivalent Privacy
WFS Web Feature Service
WIDL Web Interface Definition Language
WIMP WIMP (Benutzerschnittstelle) für Windows, Icons, Menus, Pointing device
WINE Wine Is Not an Emulator (rekursives Akronym)
WINS Windows Internet Naming Service
WISP Wireless Internet Service Provider
WLAN Wireless Local Area Network (Kabelloses Lokales Netzwerk)
WLL Wireless Local Loop
WMA Windows Media Audio
WML Wireless Markup Language
WMM Wireless Multimedia
WMS Web Map Service
WOL Wake on LAN
WORM Write Once Read Multiple
WPA Wi-Fi Protected Access
WQVGA Wide Quarter Video Graphics Array
WRS Web Registry Service
WS-CDL WS-Choreography Description Language
WSDL Web Services Description Language
WSDM WS-Distributed Management
WSH Windows Scripting Host
WSRF WS-Resource Framework
WSRM WS-Reliable Messaging
WSUXGA Wide Super Ultra Extended Graphics Adapter
WSVGA Wide Super Video Graphics Array
WSXGA Wide Super Extended Graphics Array
WTS Windows Terminal Server (Terminalserver)
WUXGA Wide Ultra Extended Graphics Array
WVGA Wide Video Graphics Array
WWAN Wireless Wide Area Network
WWW World Wide Web
WXGA Wide Extended Graphics Array
WYSISLWYG What You See Is Sort-of Like What You Get (sprich: wiesel-wig) (deutsch: „Was Du siehst ist in etwa wie das, was du bekommst“), zynische Bezeichnung für WYSIWYG-Programme, die nicht halten, was sie versprechen
WYSIWYG What You See Is What You Get (sprich: wi-szi-wig) (deutsch: „Was du siehst ist was du bekommst“). Bezeichnung für graphische HTML-Editor und Textverarbeitungsprogramme, bei denen das gedruckte Ergebnis genau so aussieht wie auf dem Bildschirm

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X3D Extensible 3D (VRML-Nachfolger)
XAML eXtensible Application Markup Language
XAMPP Extended Apache/MySQL/PHP/Perl
XGA Extended Graphics Array
xHCI Extensible Host Controller Interface
XHTML Extensible Hypertext Markup Language
XI Exchange Infrastructure (Seit SAP NetWeaver 7.0: PI – Process Integration)
XILP XILP: Internet Links People
XML Extensible Markup Language
XML-RPC Extensible Markup Language Remote Procedure Call
XMPP Extensible Messaging and Presence Protocol
XMS Extended Memory Specification
XMSF Extensible Modeling and Simulation Framework
XOG XML Open Gateway
XrML Extensible rights Markup Language
XSD XML Schema Definition
XSL Extensible Stylesheet Language
XSL-FO Extensible Stylesheet Language – Formatting Objects
XSLT XSL Transformation
XSS Cross-Site-Scripting
XT Extended Technology

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Y2K Year 2 Kilo (Year 2000)
YAGNI You Ain’t Gonna Need It
YaST Yet another Setup Tool

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ZBR Zone Bit Recording
ZFS Zettabyte File System

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Weblinks[Bearbeiten | Quelltext bearbeiten]