Home » IT Full Forms: A Comprehensive Glossary for IT Professionals

IT Full Forms: A Comprehensive Glossary for IT Professionals

Are you an IT professional looking to stay up-to-date on industry terminology and acronyms? Look no further! In this blog post, we’ve compiled a comprehensive list of 1000 IT full forms. From hardware and software to networking and programming, this resource covers it all. Whether you’re a beginner looking to learn the basics or an experienced professional looking to brush up on your knowledge, this list of IT full forms is a must-have resource.


A Full Forms

AcronymFull Form
AAAAuthentication, Authorization, and Accounting
AALATM Adaption Layer
AAL5ATM Adaption Layer 5
AAPIApplication Programming Interface
ABENDAbnormal End
ACAlternating Current
ADCAnalog-to-Digital Converter
ADCCPAdvanced Data Communications Control Procedures
ADFAutomatic Document Feeder
ADPAutomatic Data Processing
AESAdvanced Encryption Standard
AFAIKAs Far As I Know
AFSAndrew File System
AIMAOL Instant Messenger
AJAXAsynchronous JavaScript and XML
ALGOLAlgorithmic Language
ALUArithmetic and Logic Unit
AMAmplitude Modulation
ANSIAmerican National Standards Institute
APIApplication Programming Interface
APIPAAutomatic Private IP Addressing
APKAndroid Package Kit
APOPAuthenticated Post Office Protocol
ARPAddress Resolution Protocol
ARPANETAdvanced Research Projects Agency Network
ASCIIAmerican Standard Code for Information Interchange
ASN.1Abstract Syntax Notation One
ASPActive Server Pages
ATMAsynchronous Transfer Mode
AUPAcceptable Use Policy

B Full Forms

AcronymFull Form
BACBusiness Area Center
BBSBulletin Board System
BCNUBe Seeing You
BCPBinary Control Protocol
BDCBackup Domain Controller
BDFBinary Distribution Format
BERBit Error Rate
BGPBorder Gateway Protocol
BHFBoot Hardware Fault
BIOSBasic Input/Output System
BITBinary Digit
BLEBluetooth Low Energy
BLOBBinary Large OBject
BMBit Mask
BNFBackus-Naur Form
BPLBroadband over Power Lines
BPPBits Per Pixel
BPSBits Per Second
BRIBasic Rate Interface
BSODBlue Screen of Death
BSSBasic Service Set
BTXBalanced Technology Extended
BUGBUsiness Graphics
BYODBring Your Own Device

C Full Forms

AcronymFull Form
CADComputer-Aided Design
CAEComputer-Aided Engineering
CAMComputer-Aided Manufacturing
CAPTCHACompletely Automated Public Turing test to tell Computers and Humans Apart
CARPCommon Address Redundancy Protocol
CASColumn Address Strobe
CATComputer-Aided Translation
CAVConstant Angular Velocity
CBTComputer-Based Training
CCCarbon Copy
CCDCharge Coupled Device
CCIRComité Consultatif International pour la Radio
CCLCommand Completion Lamp
CCNACisco Certified Network Associate
CCNPCisco Certified Network Professional
CCPCommunication Control Protocol
CCSACheck Point Certified Security Administrator
CCSECheck Point Certified Security Expert
CDCompact Disc
CD-DACompact Disc –  Digital Audio
CD-ROMCompact Disc – Read-Only Memory
CDMACode Division Multiple Access
CDNContent Delivery Network
CDPCisco Discovery Protocol
CDRCall Detail Record
CD-RCompact Disc – Recordable
CD-RWCompact Disc – ReWritable
CDSLConsumer Direct Service Line
CEAConsumer Electronics Association
CEHCertified Ethical Hacker
CEMCustomer Experience Management
CENComité Européen de Normalisation
CEOChief Executive Officer
CERCertificate Enrollment Request
CFCompact Flash
CFBCipher Feedback
CFICall Forwarding Immediate
CGICommon Gateway Interface
CHAPChallenge Handshake Authentication Protocol
CIDRClassless Inter-Domain Routing
CIFCommon Intermediate Format
CIFSCommon Internet File System
CIMCommon Information Model
CISCenter for Internet Security
CISCComplex Instruction Set Computing
CISMCertified Information Security Manager
CITComputer-Integrated Telephony
CIXCommercial Internet Exchange
CLDCConnected Limited Device Configuration
CLICommand Line Interface
CLNPConnectionLess Network Protocol
CLVConstant Linear Velocity
CMCall Manager
CMACertified Management Accountant
CMCCertified Management Consultant
CMIPCommon Management Information Protocol
CMOSComplementary Metal-Oxide Semiconductor
CMPCertified Marketing Professional
CMYKCyan, Magenta, Yellow, Key (black)
CMSContent Management System
CNCommon Name
CNAMECanonical Name
CNECertified Network Engineer
CNICertified Network Inspector
CNRCommunication and Network Riser
COCentral Office
COBOLCOmmon Business-Oriented Language
COCOMOConstructive Cost Model
COECenter of Excellence
COFFCommon Object File Format
COMComponent Object Model
COMAClustered Optical Multi-Access
COMDEXComputer Dealer’s Exhibition
COMPTIAComputing Technology Industry Association
COOChief Operating Officer
COPSCommon Open Policy Service
COPYCOlour Printing System
CORBACommon Object Request Broker Architecture
CPUCentral Processing Unit
CRCarriage Return
CRAMCard Random Access Memory
CRAM-MD5Challenge-Response Authentication Mechanism – Message Digest 5
CRMCustomer Relationship Management
CRTCathode Ray Tube
CSCall Setup
CSACloud Security Alliance
CSMA/CDCarrier Sense Multiple Access with Collision Detection
CSMA/CACarrier Sense Multiple Access with Collision Avoidance
CSRCertificate Signing Request
CSSCascading Style Sheets
CSVComma Separated Values
CTComputed Tomography
CTIComputer Telephony Integration
CTPSCall Transfer Protocol Specification
CTRClick-Through Rate
CUBECisco Unified Border Element
CUGClosed User Group
CUICharacter User Interface
CVCurriculum Vitae
CVSSCommon Vulnerability Scoring System
CVSConcurrent Version System
CWISCampus-Wide Information System
CYACover Your Ass

D Full Forms

AcronymFull Form
DACDigital-to-Analog Converter
DALData Access Layer
DAPData Access Protocol
DASDirect Attached Storage
DATDigital Audio Tape
DBADatabase Administrator
DBCSDouble Byte Character Set
DBDData Base Driver
DBMSDataBase Management System
DCEData Communications Equipment
DCFDevice Control Field
DCOMDistributed Component Object Model
DCUData Control Unit
DDoSDistributed Denial of Service
DDRDouble Data Rate
DDR2Double Data Rate 2
DDR3Double Data Rate 3
DDR4Double Data Rate 4
DDSDigital Data Storage
DDOSDistributed Denial of Service
DDTDynamic Debugging Technique
DELLDigital Equipment Corporation, Limited Liability
DESData Encryption Standard
DFDestination Field
DFADeterministic Finite Automaton
DFDData Flow Diagram
DFSADeterministic Finite State Automaton
DFTDiscrete Fourier Transform
DFUDevice Firmware Upgrade
DHCPDynamic Host Configuration Protocol
DHTMLDynamic HyperText Markup Language
DIADigital Imagery and Animation
DICOMDigital Imaging and Communications in Medicine
DIFData Interchange Format
DIFSDCF Inter-Frame Spacing
DIIData Interchange Interface
DIMMDual In-Line Memory Module
DIPDual In-Line Package
DISDefense Information Systems
DITDirectory Information Tree
DLCData Link Control
DLCIData Link Connection Identifier
DLNADigital Living Network Alliance
DLPIData Link Provider Interface
DMDisk Manager
DMADirect Memory Access
DMACDirect Memory Access Controller
DMIDesktop Management Interface
DMZDeMilitarized Zone
DNADigital Network Architecture
DNSDomain Name System
DNSSECDomain Name System Security Extension
DOCSISData Over Cable Service Interface Specification
DOEDepartment of Energy
DOFDegree of Freedom
DOMDocument Object Model
DOSDisk Operating System
DPDisplay PostScript
DPADistributed Processing Architecture
DPCDeferred Procedure Call
DPDUData Protocol Data Unit
DPIDots Per Inch
DPLData Protection Level
DPMData Protection Manager
DPMIDOS Protected Mode Interface
DPOData Protection Officer
DPPData Protection Principle
DQDBDistributed Queue Dual Bus
DRAMDynamic Random Access Memory
DRDADistributed Relational Database Architecture
DREData Repository Engine
DRMDigital Rights Management
DRSDomain Name System Resolution Service
DSData Set
DSADigital Signature Algorithm
DSAPDestination Service Access Point
DSETDevice SETup
DSFDevice Service Field
DSGData Signalling Group
DSLDigital Subscriber Line
DSLAMDigital Subscriber Line Access Multiplexer
DSLPDigital Subscriber Line Protocol
DSNData Source Name
DSPDigital Signal Processing
DSQLDeclarative Structured Query Language
DSRIData Set Ready Indicator
DSSDigital Signature Standard
DSTDaylight Saving Time
DSVDigital Subscriber Voice
DTData Terminal
DTDDocument Type Definition
DTEData Terminal Equipment
DTMData Transmission Mode
DTPDesktop Publishing
DTRData Terminal Ready
DTVDigital Television
DUADirectory User Agent
DUNDial-Up Networking
DVDDigital Video Disc
DVD-RDigital Video Disc – Recordable
DVD-RAMDigital Video Disc – Random Access Memory
DVD-ROMDigital Video Disc – Read-Only Memory
DVD-RWDigital Video Disc – ReWritable
DVBDigital Video Broadcasting
DVB-CDigital Video Broadcasting – Cable
DVB-SDigital Video Broadcasting – Satellite
DVB-TDigital Video Broadcasting – Terrestrial
DVIDigital Visual Interface
DVMRPDistance Vector Multicast Routing Protocol
DVPDigital Video Processor
DWData Warehouse
DWDMDense Wavelength Division Multiplexing
DWRDirect Web Remoting
DWSData Warehouse Server
DWWWDynamic Web Workflow
DXDigital Cross-connect

E Full Forms

AcronymFull Form
E-ACSLExtending ACSL
E-commerceElectronic Commerce
E-mailElectronic Mail
EAIEnterprise Application Integration
EAPExtensible Authentication Protocol
EASEmergency Alert System
EBCDICExtended Binary Coded Decimal Interchange Code
EBIFEnhanced TV Binary Interchange Format
EBPExternal Breakpoint
ECCError Correction Code
ECDSAElliptic Curve Digital Signature Algorithm
ECEElectrical and Computer Engineering
ECMAEuropean Computer Manufacturers Association
ECPEnhanced Capabilities Port
ECSAEC-Council Certified Security Analyst
ECSPEnterprise Cloud Security Professional
ECTEnhanced Communication Technology
EDIElectronic Data Interchange
EDIFACTElectronic Data Interchange for Administration, Commerce, and Transport
EDOExtended Data Out
EDRAMEnhanced Dynamic Random Access Memory
EDSACElectronic Delay Storage Automatic Calculator
EDSIElectronic Data Systems, Inc
EDVACElectronic Discrete Variable Automatic Computer
EFSEncrypting File System
EGPRSEnhanced General Packet Radio Service
EIAElectronic Industries Alliance
EIDEEnhanced Integrated Drive Electronics
EIGRPEnhanced Interior Gateway Routing Protocol
EISAExtended Industry Standard Architecture
EISPEnterprise Information Security Practitioner
EITExternal Interrupt
ELFExecutable and Linkable Format
ELMELectronic Mail
ELTEntity Lookup Table
EMIElectromagnetic Interference
EMIExtra-Magnetic Induction
EMMSEnhanced Multimedia Messaging Service
EMMYElectronic Multiplexer
EMTEmergency Medical Technician
ENIACElectronic Numerical Integrator And Computer
EOFEnd Of File
EOLEnd Of Line
EOMEnd Of Message
EONEnhanced Optical Network
EORExclusive OR
EOTEnd Of Transmission
EOTEnd Of Tape
EPEntry Point
EPAEnvironmental Protection Agency
EPCEnhanced Protocol Control
EPCElectronic Product Code
EPCSEmbedded Programming and Control System
EPLDElectrically Programmable Logic Device
EPROMErasable Programmable Read-Only Memory
EPSEncapsulated PostScript
EPSSEnhanced Performance Support System
ERDEntity-Relationship Diagram
ERPEnterprise Resource Planning
ERSEmergency Response System
ESEntry Sequence
ESAEnterprise Service Architecture
ESDElectroStatic Discharge
ESNElectronic Serial Number
ESREquivalent Series Resistance
ETLExtract, Transform, Load
ETSIEuropean Telecommunications Standards Institute
EULAEnd-User License Agreement
EVDOEvolution-Data Optimized
EVPElectronic Voice Phenomenon
EWDElectronic Workbench
EWPElectronic Work Process
EXIFExchangeable Image File Format

F Full Forms

AcronymFull Form
FCCFederal Communications Commission
FC-ALFiber Channel Arbitrated Loop
FC-SANFiber Channel Storage Area Network
FC-SWFiber Channel Switch
FCSFrame Check Sequence
FDDFloppy Disk Drive
FDDIFiber Distributed Data Interface
FDISFinal Draft International Standard
FDMAFrequency Division Multiple Access
FDMFrequency Division Multiplexing
FDSFile Description Section
FDSLFiber Distributed Data Interface Service Line
FEAFinite Element Analysis
FETField-Effect Transistor
FGPAField-Programmable Gate Array
FHSSFrequency Hopping Spread Spectrum
FIFOFirst In, First Out
FILOFirst In, Last Out
FIRFinite Impulse Response
FIRForwarding Information Register
FISForwarding Information System
FLASHFLASH Protected Memory
FLOPSFLoating-point Operations Per Second
FLSFlexible Line Service
FMFrequency Modulation
FMCSFederal Mediation and Conciliation Service
FMIFlexible Manufacturing System
FMVFull Motion Video
FNFForwarding Not Found
FNSForwarding Next Step
FOFiber Optic
FOAFiber Optic Association
FOCFiber Optic Cable
FOCSFoundations of Computer Science
FOPForwarding On Protocol
FPDFlat Panel Display
FPGAField-Programmable Gate Array
FPSFrames Per Second
FQDNFully Qualified Domain Name
FQDNFully Qualified Domain Name
FRFrame Relay
FRCField Rate Control
FRUField Replaceable Unit
FSFile System
FSMOFlexible Single Master Operation
FSMFinite State Machine
FTPFile Transfer Protocol
FTSFederal Telecommunications System
FTSFull-Text Search
FTPFile Transfer Protocol
FUDFear, Uncertainty, and Doubt
FVSField Verification System
FWAFixed Wireless Access
FWSMFirewall Services Module
FYIFor Your Information

G Full Forms

AcronymFull Form
G3Group 3
G4Group 4
G711Pulse Code Modulation
G723Adaptive Differential Pulse
GAGenetic Algorithm
GACGlobal Assembly Cache
GALGiga Attribute List
GANGlobal Area Network
GANGlobal Area Network
GANGlobal Area Network
GAPGuaranteed Available Performance
GARGiga Attribute Register
GASGiga Attribute Set
GATEGiga Attribute Table Entry
GbEGigabit Ethernet
Gb/sGigabits per second
GDIGraphical Device Interface
GDSGlobal Distribution System
GDTGlobal Descriptor Table
GEDGeneral Educational Development
GEDIGeostationary Earth-Orbit Data-Information
GEMGraphical Environment Manager
GEMGraphic Environment Manager
GEMGraphics Environment Manager
GFDLGNU Free Documentation License
GFLOPSGigaFLoating-point Operations Per Second
GFSGlobal File System
GFWGreat Firewall
GFWGreat Firewall of China
GGPGateway-to-Gateway Protocol
GHSGlobal Health System
GIAGlobal Information Assurance
GIGOGarbage In, Garbage Out
GIIGlobal Information Infrastructure
GISGeographic Information System
GITGlobal Information Tracker
GLBPGateway Load Balancing Protocol
GLLGeodetic Latitude and Longitude
GMGeneral Manager
GMGeneration Manager
GMPGNU Multiple Precision
GMRGiant Magnetoresistive
GMSGlobal Mobile Satellite System
GMSKGaussian Minimum Shift Keying
GMVGross Military Value
GMVGross Motor Vehicle
GMXGlobal Mail Exchange
GMXGnuMail eXchange
GNATGNU Ada Translator
GNSSGlobal Navigation Satellite System
GNSOGeneric Names Supporting Organization
GPSGlobal Positioning System
GPLGNU General Public License
GPRSGeneral Packet Radio Service
GPXGPS Exchange Format
GQoSGeneral Quality of Service
GRASPGeneral Responsibility Assignment Software Patterns
GRIDGlobal Resource Information Database
GRIBGridded Binary
GSMGlobal System for Mobile Communications
GSSAPIGeneric Security Service Application Programming Interface
GTDGetting Things Done
GUIGraphical User Interface
GVSPGigE Vision Streaming Protocol
GWANGlobal Wide Area Network
GXGiga eXtended

H Full Forms

AcronymFull Form
HDDHard Disk Drive
HDLCHigh-level Data Link Control
HDMIHigh Definition Multimedia Interface
HFHigh Frequency
HFCHybrid Fiber Coax
HFSHierarchical File System
HIDHuman Interface Device
HIPAAHealth Insurance Portability and Accountability Act
HL7Health Level Seven
HLLAPIHigh Level Language API
HMIHuman-Machine Interface
HOSHardware Operating System
HTMLHypertext Markup Language
HTTPHypertext Transfer Protocol
HTTPSHypertext Transfer Protocol Secure
HUBHardware Unit Bridge

I Full Forms

AcronymFull Form
IBMInternational Business Machines
ICIntegrated Circuit
ICMPInternet Control Message Protocol
ICPInternet Cache Protocol
ICUIntensive Care Unit
IDEIntegrated Development Environment
IDFIntermediate Distribution Frame
IDLInterface Definition Language
IDNInternationalized Domain Name
IDSIntrusion Detection System
IECInternational Electrotechnical Commission
IEFInternet Engineering Task Force
IETFInternet Engineering Task Force
IEXInitial Exchange
IFIntermediate Frequency
IFSInteroperability Framework Specification
IGMPInternet Group Management Protocol
IISInternet Information Services
IITIndian Institute of Technology
ILIntermediate Language
IMInstant Messaging
IMAPInternet Mail Access Protocol
IMHOIn My Humble Opinion
IMPInterface Message Processor
IOCInput/Output Controller
IODInput/Output Device
IOSInternetwork Operating System
IPInternet Protocol
IPCInterprocess Communication
IPDIn-Plane Switching
IPFInternet Printing Protocol
IPLInitial Program Load
IPSInternet Protocol Security
IPSecInternet Protocol Security
IPTInternet Protocol Telephony
IRLIn Real Life
IRQInterrupt Request
ISInformation System
IS-ISIntermediate System-to-Intermediate System
ISAIndustry Standard Architecture
ISDNIntegrated Services Digital Network
ISOInternational Organization for Standardization
ISPInternet Service Provider
ITInformation Technology
ITUInternational Telecommunication Union
IVRInteractive Voice Response
IWInformation Warfare
IXInternet Exchange
IXCInterexchange Carrier

J Full Forms

AcronymFull Form
JAASJava Authentication and Authorization Service
J2EEJava 2 Enterprise Edition
J2MEJava 2 Micro Edition
J2SEJava 2 Standard Edition
JARJava Archive
JAXPJava API for XML Processing
JAXRJava API for XML Registries
JAX-WSJava API for XML Web Services
JBIJava Business Integration
JDBCJava Database Connectivity
JDFJob Definition Format
JDIJava Debug Interface
JDOJava Data Objects
JDSJava Desktop System
JEJava Edition
JFCJava Foundation Classes
JFSJournaled File System
JMSJava Message Service
JMXJava Management Extension
JNDIJava Naming and Directory Interface
JNIJava Native Interface
JREJava Runtime Environment
JSRJava Specification Request
JSTLJava Standard Tag Library
JTAJava Transaction API
JTSJava Transaction Service
JVMJava Virtual Machine

K Full Forms

AcronymFull Form
KDCKey Distribution Center
KVMKeyboard, Video, Mouse

L Full Forms

AcronymFull Form
L2FLayer 2 Forwarding
L2TPLayer 2 Tunneling Protocol
L4Layer 4
LANLocal Area Network
LAPLink Access Protocol
LASERLight Amplification by Stimulated Emission of Radiation
LBALogical Block Addressing
LCDLiquid Crystal Display
LDAPLightweight Directory Access Protocol
LDPLabel Distribution Protocol
LFSLog-Structured File System
LHSLeft Hand Side
LILOLinux Loader
LLCLogical Link Control
LSPLabel Switched Path
LUNLogical Unit Number
LVLogical Volume

M Full Forms

AcronymFull Form
MAPIMessaging Application Programming Interface
MDFMain Distribution Frame
MFCMicrosoft Foundation Class
MIMEMultipurpose Internet Mail
MISManagement Information System
MLMarkup Language
MMCMicrosoft Management Console
MMSMultimedia Messaging Service
MMXMultimedia Extension
MNPMicrocom Network Protocol
MOTDMessage Of The Day
MP3MPEG Audio Layer 3
MPEGMotion Pictures Experts Group
MRTGMulti Router Traffic Grapher
MS-DOSMicroSoft Disk Operating System
MSIMicro-Star International
MTAMail Transfer Agent
MUAMail User Agent

N Full Forms

AcronymFull Form
NACNetwork Access Control
NACLNetwork Access Control List
NASNetwork Attached Storage
NATNetwork Address Translation
NCPNetwork Control Protocol
NDSNetWare Directory Services
NETBIOSNetwork Basic Input/Output System
NFSNetwork File System
NICNetwork Interface Card
NISNetwork Information Service
NIS+Network Information Service Plus
NLANetwork Level Authentication
NLSNational Language Support
NNTPNetwork News Transfer Protocol
NOSNetwork Operating System
NOVNetwork-oriented Virtual
NTFSNew Technology File System
NTIANational Telecommunications and Information Administration
NTPNetwork Time Protocol

O Full Forms

AcronymFull Form
ODBCOpen Database Connectivity
OEMOriginal Equipment Manufacturer
OFDMOrthogonal Frequency Division Multiplexing
OGGOgg Vorbis
OLEObject Linking and Embedding
OLTPOnline Transaction Processing
OMAOpen Mobile Alliance
OMGObject Management Group
OOObject Oriented
OOBOut Of Band
OOFOut Of Office
OPACOnline Public Access Catalog
OSOperating System
OSIOpen Systems Interconnection
OSPFOpen Shortest Path First
OTAOver The Air

P Full Forms

AcronymFull Form
P2VPhysical To Virtual
P3PPlatform for Privacy Preferences
PABXPrivate Automated Branch eXchange
PANPersonal Area Network
PAPPassword Authentication Protocol
PBXPrivate Branch eXchange
PCPersonal Computer
PCIPeripheral Component Interconnect
PCMCIAPersonal Computer Memory Card International Association
PCSPersonal Communication System
PDCPrimary Domain Controller
PDUProtocol Data Unit
PDUProtocol Data Unit
PEMPrivacy Enhanced Mail
PEPPolicy Enforcement Point
PHPHypertext Preprocessor
PKIPublic Key Infrastructure
PL/IProgramming Language One
PL/SQLProcedural Language/Structured Query Language
PLMNPublic Land Mobile Network
PNAPhysical Network Adapter
POPPost Office Protocol
PPPPoint-to-Point Protocol
PPPoEPoint-to-Point Protocol
PPTPPoint-to-Point Tunneling Protocol
PRAPublic Radio Access
PRIPrimary Rate Interface
PSPhysical Storage
PSKPre-Shared Key
PSTNPublic Switched Telephone Network
PTOPublic Telecommunication Operator
PVCPermanent Virtual Circuit
PXEPreboot Execution Environment

Q Full Forms

AcronymFull Form
QoSQuality of Service

R Full Forms

AcronymFull Form
RAIDRedundant Array of Independent Disks
RAMRandom Access Memory
RARPReverse Address Resolution Protocol
RASRemote Access Server
RBACRole-Based Access Control
RDBMSRelational Database Management System
RDSIRate and Digital Subscriber Interface
RDSLRate-Adaptive Digital Subscriber Line
RFSRemote File System
RMONRemote Monitoring
RPCRemote Procedure Call
RPMRed Hat Package Manager
RSSReally Simple Syndication
RTPReal-Time Protocol
RTSRequest To Send
RTS/CTSRequest To Send/Clear To Send

S Full Forms

AcronymFull Form
SASecurity Association
SANStorage Area Network
SASSerial Attached SCSI
SATANSecurity Administrator Tool for Analyzing Networks
SCCPSkinny Client Control Protocol
SCEService Creation Environment
SCEPSimple Certificate Enrollment Protocol
SCPSecure Copy Protocol
SCSISmall Computer System Interface
SDSecure Digital
SDHSynchronous Digital Hierarchy
SDKSoftware Development Kit
SDPSession Description Protocol
SDSLSymmetric Digital Subscriber Line
SECSecurities and Exchange Commission
SEISoftware Engineering Institute
SFTPSecure File Transfer Protocol
SGMLStandard Generalized Markup Language
SHSLSuper High Speed LAN
SIPSession Initiation Protocol
SLIPSerial Line Internet Protocol
SMService Manager
SMBServer Message Block
SMESmall and Medium Enterprises
SMTPSimple Mail Transfer Protocol
SNMPSimple Network Management Protocol
SOAPSimple Object Access Protocol
SOCKSSocket Secure
SQLStructured Query Language
SRTPSecure Real-Time Protocol
SSHSecure Shell
SSLSecure Sockets Layer
SSOSingle Sign-On
SSPService Selection Protocol
SSSDSystem Security Services Daemon
STPShielded Twisted Pair
SXISoft X-ray Imager

T Full Forms

AcronymFull Form
TACACSTerminal Access Controller Access-Control System
TCPTransmission Control Protocol
TCP/IPTransmission Control Protocol/Internet Protocol
TDDTelecommunication Device for the Deaf
TFTPTrivial File Transfer Protocol
TLSTransport Layer Security
TNCTerminal Node Controller
TOSType Of Service
TSTelephony Server
TSAPITelephony Services Application Programming Interface
TSOTime Sharing Option
TSPTelephony Service Provider
TTLTime To Live

U Full Forms

AcronymFull Form
UACUser Account Control
UDPUser Datagram Protocol
UDP-LiteUser Datagram Protocol Lite
UMTSUniversal Mobile Telecommunications System
UPSUninterruptible Power Supply
URIUniform Resource Identifier
URLUniform Resource Locator
USBUniversal Serial Bus
UUCPUnix-to-Unix Copy

V Full Forms

AcronymFull Form
VANValue-Added Network
VCVirtual Circuit
VDSLVery-high-bit-rate Digital Subscriber Line
VFATVirtual File Allocation Table
VGVolume Group
VLANVirtual Local Area Network
VLSMVariable Length Subnet Mask
VPNVirtual Private Network
VSATVery Small Aperture Terminal
VTCVideo Teleconferencing

W Full Forms

AcronymFull Form
W3CWorld Wide Web Consortium
WANWide Area Network
WAPWireless Access Protocol
WARWeb Archive
WASWebSphere Application Server
WDSLWeb Services Description Language
WEEEWaste Electrical and Electronic Equipment
WLANWireless Local Area Network
WLANWireless Local Area Network
WMAWindows Media Audio
WMVWindows Media Video
WSDLWeb Services Description Language
WTPWireless Transaction Protocol
WWWWorld Wide Web

X Full Forms

AcronymFull Form
X.400CCITT Recommendation X.400
X.500CCITT Recommendation X.500
X.509CCITT Recommendation X.509
XACMLeXtensible Access Control Markup Language
XHTMLeXtensible Hypertext Markup Language
XMLeXtensible Markup Language
XMPPExtensible Messaging and Presence Protocol
XSDXML Schema Definition
XSLeXtensible Stylesheet Language
XSLTeXtensible Stylesheet Language Transformations
XSSCross-Site Scripting
XTPeXpress Transfer Protocol

Y Full Forms

AcronymFull Form
Y2KYear 2000
YAMLYet Another Markup Language

Z Full Forms

AcronymFull Form
ZOTZone of Transparency

In conclusion, staying up-to-date on industry terminology and acronyms is crucial for IT professionals. Whether you’re just starting out in the field or you’re an experienced professional, this comprehensive list of 1000 IT full forms is a valuable resource to have at your fingertips. From hardware and software to networking and programming, this list covers it all. We hope this resource helps you expand your knowledge and stay current in the rapidly-evolving world of information technology.

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