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
| Acronym | Full Form |
|---|---|
| AAA | Authentication, Authorization, and Accounting |
| AAL | ATM Adaption Layer |
| AAL5 | ATM Adaption Layer 5 |
| AAPI | Application Programming Interface |
| ABEND | Abnormal End |
| AC | Alternating Current |
| ACK | Acknowledge |
| ADC | Analog-to-Digital Converter |
| ADCCP | Advanced Data Communications Control Procedures |
| ADF | Automatic Document Feeder |
| ADP | Automatic Data Processing |
| AES | Advanced Encryption Standard |
| AFAIK | As Far As I Know |
| AFS | Andrew File System |
| AIM | AOL Instant Messenger |
| AJAX | Asynchronous JavaScript and XML |
| ALGOL | Algorithmic Language |
| ALU | Arithmetic and Logic Unit |
| AM | Amplitude Modulation |
| AMP | Amplifier |
| ANSI | American National Standards Institute |
| API | Application Programming Interface |
| APIPA | Automatic Private IP Addressing |
| APK | Android Package Kit |
| APOP | Authenticated Post Office Protocol |
| ARP | Address Resolution Protocol |
| ARPANET | Advanced Research Projects Agency Network |
| ASCII | American Standard Code for Information Interchange |
| ASN.1 | Abstract Syntax Notation One |
| ASP | Active Server Pages |
| ATM | Asynchronous Transfer Mode |
| AUP | Acceptable Use Policy |
| AV | Anti-Virus |
B Full Forms
| Acronym | Full Form |
|---|---|
| B2B | Business-to-Business |
| B2C | Business-to-Consumer |
| B2G | Business-to-Government |
| B2B2C | Business-to-Business-to-Consumer |
| BAC | Business Area Center |
| BBS | Bulletin Board System |
| BC | Broadcast |
| BCNU | Be Seeing You |
| BCP | Binary Control Protocol |
| BDC | Backup Domain Controller |
| BDF | Binary Distribution Format |
| BER | Bit Error Rate |
| BGP | Border Gateway Protocol |
| BHF | Boot Hardware Fault |
| BIN | Binary |
| BIOS | Basic Input/Output System |
| BIT | Binary Digit |
| BLE | Bluetooth Low Energy |
| BLOB | Binary Large OBject |
| BM | Bit Mask |
| BNF | Backus-Naur Form |
| BPL | Broadband over Power Lines |
| BPP | Bits Per Pixel |
| BPS | Bits Per Second |
| BRI | Basic Rate Interface |
| BSOD | Blue Screen of Death |
| BSS | Basic Service Set |
| BT | Bluetooth |
| BTC | Bitcoin |
| BTX | Balanced Technology Extended |
| BUG | BUsiness Graphics |
| BYOD | Bring Your Own Device |
C Full Forms
| Acronym | Full Form |
|---|---|
| C2C | Consumer-to-Consumer |
| C2B | Consumer-to-Business |
| C2G | Consumer-to-Government |
| C2B2C | Consumer-to-Business-to-Consumer |
| CAD | Computer-Aided Design |
| CAE | Computer-Aided Engineering |
| CAM | Computer-Aided Manufacturing |
| CAPTCHA | Completely Automated Public Turing test to tell Computers and Humans Apart |
| CARP | Common Address Redundancy Protocol |
| CAS | Column Address Strobe |
| CAT | Computer-Aided Translation |
| CAV | Constant Angular Velocity |
| CBT | Computer-Based Training |
| CC | Carbon Copy |
| CCD | Charge Coupled Device |
| CCIR | Comité Consultatif International pour la Radio |
| CCL | Command Completion Lamp |
| CCNA | Cisco Certified Network Associate |
| CCNP | Cisco Certified Network Professional |
| CCP | Communication Control Protocol |
| CCSA | Check Point Certified Security Administrator |
| CCSE | Check Point Certified Security Expert |
| CD | Compact Disc |
| CD-DA | Compact Disc – Digital Audio |
| CD-ROM | Compact Disc – Read-Only Memory |
| CDMA | Code Division Multiple Access |
| CDN | Content Delivery Network |
| CDP | Cisco Discovery Protocol |
| CDR | Call Detail Record |
| CD-R | Compact Disc – Recordable |
| CD-RW | Compact Disc – ReWritable |
| CDSL | Consumer Direct Service Line |
| CEA | Consumer Electronics Association |
| CEH | Certified Ethical Hacker |
| CEM | Customer Experience Management |
| CEN | Comité Européen de Normalisation |
| CEO | Chief Executive Officer |
| CER | Certificate Enrollment Request |
| CF | Compact Flash |
| CFB | Cipher Feedback |
| CFI | Call Forwarding Immediate |
| CGI | Common Gateway Interface |
| CHAP | Challenge Handshake Authentication Protocol |
| CIDR | Classless Inter-Domain Routing |
| CIF | Common Intermediate Format |
| CIFS | Common Internet File System |
| CIM | Common Information Model |
| CIS | Center for Internet Security |
| CISC | Complex Instruction Set Computing |
| CISM | Certified Information Security Manager |
| CIT | Computer-Integrated Telephony |
| CIX | Commercial Internet Exchange |
| CLDC | Connected Limited Device Configuration |
| CLI | Command Line Interface |
| CLNP | ConnectionLess Network Protocol |
| CLV | Constant Linear Velocity |
| CM | Call Manager |
| CMA | Certified Management Accountant |
| CMC | Certified Management Consultant |
| CMIP | Common Management Information Protocol |
| CMOS | Complementary Metal-Oxide Semiconductor |
| CMP | Certified Marketing Professional |
| CMYK | Cyan, Magenta, Yellow, Key (black) |
| CMS | Content Management System |
| CN | Common Name |
| CNAME | Canonical Name |
| CNE | Certified Network Engineer |
| CNI | Certified Network Inspector |
| CNR | Communication and Network Riser |
| CO | Central Office |
| COBOL | COmmon Business-Oriented Language |
| COCOMO | Constructive Cost Model |
| CODEC | COder-DECoder |
| COE | Center of Excellence |
| COFF | Common Object File Format |
| COM | Component Object Model |
| COMA | Clustered Optical Multi-Access |
| COMDEX | Computer Dealer’s Exhibition |
| COMPTIA | Computing Technology Industry Association |
| CON | Console |
| COO | Chief Operating Officer |
| COPS | Common Open Policy Service |
| COPY | COlour Printing System |
| CORBA | Common Object Request Broker Architecture |
| CPU | Central Processing Unit |
| CR | Carriage Return |
| CRAM | Card Random Access Memory |
| CRAM-MD5 | Challenge-Response Authentication Mechanism – Message Digest 5 |
| CRM | Customer Relationship Management |
| CRT | Cathode Ray Tube |
| CS | Call Setup |
| CSA | Cloud Security Alliance |
| CSMA/CD | Carrier Sense Multiple Access with Collision Detection |
| CSMA/CA | Carrier Sense Multiple Access with Collision Avoidance |
| CSR | Certificate Signing Request |
| CSS | Cascading Style Sheets |
| CSV | Comma Separated Values |
| CT | Computed Tomography |
| CTI | Computer Telephony Integration |
| CTPS | Call Transfer Protocol Specification |
| CTR | Click-Through Rate |
| CTS | Clear-To-Send |
| CUBE | Cisco Unified Border Element |
| CUG | Closed User Group |
| CUI | Character User Interface |
| CV | Curriculum Vitae |
| CVSS | Common Vulnerability Scoring System |
| CVS | Concurrent Version System |
| CWIS | Campus-Wide Information System |
| CXF | Apache CXF |
| CYA | Cover Your Ass |
D Full Forms
| Acronym | Full Form |
|---|---|
| D/A | Digital-to-Analog |
| DAC | Digital-to-Analog Converter |
| DAL | Data Access Layer |
| DAP | Data Access Protocol |
| DAS | Direct Attached Storage |
| DAT | Digital Audio Tape |
| DB | Database |
| DBA | Database Administrator |
| DBCS | Double Byte Character Set |
| DBD | Data Base Driver |
| DBMS | DataBase Management System |
| DCE | Data Communications Equipment |
| DCF | Device Control Field |
| DCOM | Distributed Component Object Model |
| DCU | Data Control Unit |
| DDoS | Distributed Denial of Service |
| DDR | Double Data Rate |
| DDR2 | Double Data Rate 2 |
| DDR3 | Double Data Rate 3 |
| DDR4 | Double Data Rate 4 |
| DDS | Digital Data Storage |
| DDOS | Distributed Denial of Service |
| DDT | Dynamic Debugging Technique |
| DELL | Digital Equipment Corporation, Limited Liability |
| DES | Data Encryption Standard |
| DF | Destination Field |
| DFA | Deterministic Finite Automaton |
| DFD | Data Flow Diagram |
| DFSA | Deterministic Finite State Automaton |
| DFT | Discrete Fourier Transform |
| DFU | Device Firmware Upgrade |
| DHCP | Dynamic Host Configuration Protocol |
| DHTML | Dynamic HyperText Markup Language |
| DIA | Digital Imagery and Animation |
| DICOM | Digital Imaging and Communications in Medicine |
| DIF | Data Interchange Format |
| DIFS | DCF Inter-Frame Spacing |
| DII | Data Interchange Interface |
| DIMM | Dual In-Line Memory Module |
| DIP | Dual In-Line Package |
| DIS | Defense Information Systems |
| DIT | Directory Information Tree |
| DL | Download |
| DLC | Data Link Control |
| DLCI | Data Link Connection Identifier |
| DLNA | Digital Living Network Alliance |
| DLPI | Data Link Provider Interface |
| DM | Disk Manager |
| DMA | Direct Memory Access |
| DMAC | Direct Memory Access Controller |
| DMI | Desktop Management Interface |
| DMZ | DeMilitarized Zone |
| DNA | Digital Network Architecture |
| DNS | Domain Name System |
| DNSSEC | Domain Name System Security Extension |
| DOCSIS | Data Over Cable Service Interface Specification |
| DOE | Department of Energy |
| DOF | Degree of Freedom |
| DOM | Document Object Model |
| DOS | Disk Operating System |
| DP | Display PostScript |
| DPA | Distributed Processing Architecture |
| DPC | Deferred Procedure Call |
| DPDU | Data Protocol Data Unit |
| DPI | Dots Per Inch |
| DPL | Data Protection Level |
| DPM | Data Protection Manager |
| DPMI | DOS Protected Mode Interface |
| DPO | Data Protection Officer |
| DPP | Data Protection Principle |
| DQDB | Distributed Queue Dual Bus |
| DRAM | Dynamic Random Access Memory |
| DRDA | Distributed Relational Database Architecture |
| DRE | Data Repository Engine |
| DRM | Digital Rights Management |
| DRS | Domain Name System Resolution Service |
| DS | Data Set |
| DSA | Digital Signature Algorithm |
| DSAP | Destination Service Access Point |
| DSET | Device SETup |
| DSF | Device Service Field |
| DSG | Data Signalling Group |
| DSL | Digital Subscriber Line |
| DSLAM | Digital Subscriber Line Access Multiplexer |
| DSLP | Digital Subscriber Line Protocol |
| DSN | Data Source Name |
| DSP | Digital Signal Processing |
| DSQL | Declarative Structured Query Language |
| DSRI | Data Set Ready Indicator |
| DSS | Digital Signature Standard |
| DST | Daylight Saving Time |
| DSV | Digital Subscriber Voice |
| DT | Data Terminal |
| DTD | Document Type Definition |
| DTE | Data Terminal Equipment |
| DTM | Data Transmission Mode |
| DTP | Desktop Publishing |
| DTR | Data Terminal Ready |
| DTV | Digital Television |
| DUA | Directory User Agent |
| DUN | Dial-Up Networking |
| DVD | Digital Video Disc |
| DVD-R | Digital Video Disc – Recordable |
| DVD-RAM | Digital Video Disc – Random Access Memory |
| DVD-ROM | Digital Video Disc – Read-Only Memory |
| DVD-RW | Digital Video Disc – ReWritable |
| DVB | Digital Video Broadcasting |
| DVB-C | Digital Video Broadcasting – Cable |
| DVB-S | Digital Video Broadcasting – Satellite |
| DVB-T | Digital Video Broadcasting – Terrestrial |
| DVI | Digital Visual Interface |
| DVMRP | Distance Vector Multicast Routing Protocol |
| DVP | Digital Video Processor |
| DW | Data Warehouse |
| DWDM | Dense Wavelength Division Multiplexing |
| DWR | Direct Web Remoting |
| DWS | Data Warehouse Server |
| DWWW | Dynamic Web Workflow |
| DX | Digital Cross-connect |
E Full Forms
| Acronym | Full Form |
|---|---|
| E-ACSL | Extending ACSL |
| E-commerce | Electronic Commerce |
| Electronic Mail | |
| E-R | Entity-Relationship |
| EAI | Enterprise Application Integration |
| EAP | Extensible Authentication Protocol |
| EAS | Emergency Alert System |
| EBCDIC | Extended Binary Coded Decimal Interchange Code |
| EBIF | Enhanced TV Binary Interchange Format |
| EBP | External Breakpoint |
| ECC | Error Correction Code |
| ECDSA | Elliptic Curve Digital Signature Algorithm |
| ECE | Electrical and Computer Engineering |
| ECMA | European Computer Manufacturers Association |
| ECP | Enhanced Capabilities Port |
| ECSA | EC-Council Certified Security Analyst |
| ECSP | Enterprise Cloud Security Professional |
| ECT | Enhanced Communication Technology |
| EDI | Electronic Data Interchange |
| EDIFACT | Electronic Data Interchange for Administration, Commerce, and Transport |
| EDO | Extended Data Out |
| EDRAM | Enhanced Dynamic Random Access Memory |
| EDSAC | Electronic Delay Storage Automatic Calculator |
| EDSI | Electronic Data Systems, Inc |
| EDVAC | Electronic Discrete Variable Automatic Computer |
| EFS | Encrypting File System |
| EGPRS | Enhanced General Packet Radio Service |
| EIA | Electronic Industries Alliance |
| EIDE | Enhanced Integrated Drive Electronics |
| EIGRP | Enhanced Interior Gateway Routing Protocol |
| EISA | Extended Industry Standard Architecture |
| EISP | Enterprise Information Security Practitioner |
| EIT | External Interrupt |
| ELF | Executable and Linkable Format |
| ELM | ELectronic Mail |
| ELM | |
| ELT | Entity Lookup Table |
| EMACS | Editing MACroS |
| EMI | Electromagnetic Interference |
| EMI | Extra-Magnetic Induction |
| EMMS | Enhanced Multimedia Messaging Service |
| EMMY | Electronic Multiplexer |
| EMT | Emergency Medical Technician |
| ENIAC | Electronic Numerical Integrator And Computer |
| EOF | End Of File |
| EOL | End Of Line |
| EOM | End Of Message |
| EON | Enhanced Optical Network |
| EOR | Exclusive OR |
| EOT | End Of Transmission |
| EOT | End Of Tape |
| EP | Entry Point |
| EPA | Environmental Protection Agency |
| EPC | Enhanced Protocol Control |
| EPC | Electronic Product Code |
| EPCS | Embedded Programming and Control System |
| EPLD | Electrically Programmable Logic Device |
| EPROM | Erasable Programmable Read-Only Memory |
| EPS | Encapsulated PostScript |
| EPSS | Enhanced Performance Support System |
| ER | Entity-Relationship |
| ERD | Entity-Relationship Diagram |
| ERP | Enterprise Resource Planning |
| ERS | Emergency Response System |
| ES | Entry Sequence |
| ESA | Enterprise Service Architecture |
| ESD | ElectroStatic Discharge |
| ESN | Electronic Serial Number |
| ESR | Equivalent Series Resistance |
| ETL | Extract, Transform, Load |
| ETSI | European Telecommunications Standards Institute |
| EULA | End-User License Agreement |
| EVDO | Evolution-Data Optimized |
| EVP | Electronic Voice Phenomenon |
| EWD | Electronic Workbench |
| EWP | Electronic Work Process |
| EXE | EXEcutable |
| EXIF | Exchangeable Image File Format |
F Full Forms
| Acronym | Full Form |
|---|---|
| F/A | Frequency/Amplitude |
| FAX | FAcsimile |
| FCC | Federal Communications Commission |
| FC-AL | Fiber Channel Arbitrated Loop |
| FC-SAN | Fiber Channel Storage Area Network |
| FC-SW | Fiber Channel Switch |
| FCS | Frame Check Sequence |
| FDD | Floppy Disk Drive |
| FDDI | Fiber Distributed Data Interface |
| FDIS | Final Draft International Standard |
| FDMA | Frequency Division Multiple Access |
| FDM | Frequency Division Multiplexing |
| FDS | File Description Section |
| FDSL | Fiber Distributed Data Interface Service Line |
| FEA | Finite Element Analysis |
| FET | Field-Effect Transistor |
| FGPA | Field-Programmable Gate Array |
| FHSS | Frequency Hopping Spread Spectrum |
| FIFO | First In, First Out |
| FILO | First In, Last Out |
| FIR | Finite Impulse Response |
| FIR | Forwarding Information Register |
| FIS | Forwarding Information System |
| FKM | Fluoroelastomer |
| FLASH | FLASH Protected Memory |
| FLOPS | FLoating-point Operations Per Second |
| FLS | Flexible Line Service |
| FM | Frequency Modulation |
| FMCS | Federal Mediation and Conciliation Service |
| FMI | Flexible Manufacturing System |
| FMV | Full Motion Video |
| FNC | Function |
| FNF | Forwarding Not Found |
| FNS | Forwarding Next Step |
| FNT | Font |
| FO | Fiber Optic |
| FOA | Fiber Optic Association |
| FOC | Fiber Optic Cable |
| FOCS | Foundations of Computer Science |
| FOP | Forwarding On Protocol |
| FORTRAN | FORmula TRANslation |
| FPD | Flat Panel Display |
| FPGA | Field-Programmable Gate Array |
| FPS | Frames Per Second |
| FQDN | Fully Qualified Domain Name |
| FQDN | Fully Qualified Domain Name |
| FR | Frame Relay |
| FRC | Field Rate Control |
| FRU | Field Replaceable Unit |
| FS | File System |
| FSMO | Flexible Single Master Operation |
| FSM | Finite State Machine |
| FTP | File Transfer Protocol |
| FTS | Federal Telecommunications System |
| FTS | Full-Text Search |
| FTP | File Transfer Protocol |
| FUD | Fear, Uncertainty, and Doubt |
| FVS | Field Verification System |
| FW | Firewall |
| FWA | Fixed Wireless Access |
| FWSM | Firewall Services Module |
| FYI | For Your Information |
G Full Forms
| Acronym | Full Form |
|---|---|
| G3 | Group 3 |
| G4 | Group 4 |
| G711 | Pulse Code Modulation |
| G723 | Adaptive Differential Pulse |
| GA | Genetic Algorithm |
| GAC | Global Assembly Cache |
| GAL | Giga Attribute List |
| GAN | Global Area Network |
| GAN | Global Area Network |
| GAN | Global Area Network |
| GAP | Guaranteed Available Performance |
| GAR | Giga Attribute Register |
| GAS | Giga Attribute Set |
| GATE | Giga Attribute Table Entry |
| GB | Gigabyte |
| GbE | Gigabit Ethernet |
| Gb/s | Gigabits per second |
| GDI | Graphical Device Interface |
| GDS | Global Distribution System |
| GDT | Global Descriptor Table |
| GED | General Educational Development |
| GEDI | Geostationary Earth-Orbit Data-Information |
| GEM | Graphical Environment Manager |
| GEM | Graphic Environment Manager |
| GEM | Graphics Environment Manager |
| GFDL | GNU Free Documentation License |
| GFLOPS | GigaFLoating-point Operations Per Second |
| GFS | Global File System |
| GFW | Great Firewall |
| GFW | Great Firewall of China |
| GGP | Gateway-to-Gateway Protocol |
| GHS | Global Health System |
| GIA | Global Information Assurance |
| GIGO | Garbage In, Garbage Out |
| GII | Global Information Infrastructure |
| GIS | Geographic Information System |
| GIT | Global Information Tracker |
| GK | Gatekeeper |
| GLBP | Gateway Load Balancing Protocol |
| GLIBC | GNU C Library |
| GLL | Geodetic Latitude and Longitude |
| GM | General Manager |
| GM | Generation Manager |
| GMP | GNU Multiple Precision |
| GMR | Giant Magnetoresistive |
| GMS | Global Mobile Satellite System |
| GMSK | Gaussian Minimum Shift Keying |
| GMV | Gross Military Value |
| GMV | Gross Motor Vehicle |
| GMX | Global Mail Exchange |
| GMX | GnuMail eXchange |
| GNAT | GNU Ada Translator |
| GND | Ground |
| GNSS | Global Navigation Satellite System |
| GNSO | Generic Names Supporting Organization |
| GPS | Global Positioning System |
| GPL | GNU General Public License |
| GPRS | General Packet Radio Service |
| GPX | GPS Exchange Format |
| GQoS | General Quality of Service |
| GR | Group |
| GRASP | General Responsibility Assignment Software Patterns |
| GRID | Global Resource Information Database |
| GRIB | Gridded Binary |
| GSM | Global System for Mobile Communications |
| GSSAPI | Generic Security Service Application Programming Interface |
| GTD | Getting Things Done |
| GUI | Graphical User Interface |
| GVSP | GigE Vision Streaming Protocol |
| GW | Gateway |
| GWAN | Global Wide Area Network |
| GX | Giga eXtended |
H Full Forms
| Acronym | Full Form |
|---|---|
| HDD | Hard Disk Drive |
| HDLC | High-level Data Link Control |
| HDMI | High Definition Multimedia Interface |
| HF | High Frequency |
| HFC | Hybrid Fiber Coax |
| HFS | Hierarchical File System |
| HID | Human Interface Device |
| HIPAA | Health Insurance Portability and Accountability Act |
| HKCR | HKEY_CLASSES_ROOT |
| HKEY_CURRENT_USER | HKEY_CURRENT_USER |
| HL7 | Health Level Seven |
| HLLAPI | High Level Language API |
| HLP | Help |
| HMI | Human-Machine Interface |
| HOS | Hardware Operating System |
| HTML | Hypertext Markup Language |
| HTTP | Hypertext Transfer Protocol |
| HTTPS | Hypertext Transfer Protocol Secure |
| HUB | Hardware Unit Bridge |
| HW | Hardware |
I Full Forms
| Acronym | Full Form |
|---|---|
| I | Information |
| IBM | International Business Machines |
| IC | Integrated Circuit |
| ICMP | Internet Control Message Protocol |
| ICP | Internet Cache Protocol |
| ICU | Intensive Care Unit |
| ID | Identification |
| IDE | Integrated Development Environment |
| IDF | Intermediate Distribution Frame |
| IDL | Interface Definition Language |
| IDN | Internationalized Domain Name |
| IDS | Intrusion Detection System |
| IEC | International Electrotechnical Commission |
| IEF | Internet Engineering Task Force |
| IETF | Internet Engineering Task Force |
| IEX | Initial Exchange |
| IF | Intermediate Frequency |
| IFS | Interoperability Framework Specification |
| IGMP | Internet Group Management Protocol |
| IIS | Internet Information Services |
| IIT | Indian Institute of Technology |
| IL | Intermediate Language |
| IM | Instant Messaging |
| IMAP | Internet Mail Access Protocol |
| IMHO | In My Humble Opinion |
| IMP | Interface Message Processor |
| INF | Information |
| INI | Initialization |
| IOC | Input/Output Controller |
| IOD | Input/Output Device |
| I/O | Input/Output |
| IOS | Internetwork Operating System |
| IP | Internet Protocol |
| IPC | Interprocess Communication |
| IPD | In-Plane Switching |
| IPF | Internet Printing Protocol |
| IPL | Initial Program Load |
| IPS | Internet Protocol Security |
| IPSec | Internet Protocol Security |
| IPT | Internet Protocol Telephony |
| IR | Infrared |
| IRL | In Real Life |
| IRQ | Interrupt Request |
| IS | Information System |
| IS-IS | Intermediate System-to-Intermediate System |
| ISA | Industry Standard Architecture |
| ISDN | Integrated Services Digital Network |
| ISO | International Organization for Standardization |
| ISP | Internet Service Provider |
| IT | Information Technology |
| ITU | International Telecommunication Union |
| IVR | Interactive Voice Response |
| IW | Information Warfare |
| IX | Internet Exchange |
| IXC | Interexchange Carrier |
J Full Forms
| Acronym | Full Form |
|---|---|
| JAAS | Java Authentication and Authorization Service |
| J2EE | Java 2 Enterprise Edition |
| J2ME | Java 2 Micro Edition |
| J2SE | Java 2 Standard Edition |
| JAR | Java Archive |
| JAXP | Java API for XML Processing |
| JAXR | Java API for XML Registries |
| JAX-WS | Java API for XML Web Services |
| JBI | Java Business Integration |
| JDBC | Java Database Connectivity |
| JDF | Job Definition Format |
| JDI | Java Debug Interface |
| JDO | Java Data Objects |
| JDS | Java Desktop System |
| JE | Java Edition |
| JFC | Java Foundation Classes |
| JFS | Journaled File System |
| JIT | Just-In-Time |
| JMS | Java Message Service |
| JMX | Java Management Extension |
| JNDI | Java Naming and Directory Interface |
| JNI | Java Native Interface |
| JRE | Java Runtime Environment |
| JSR | Java Specification Request |
| JSTL | Java Standard Tag Library |
| JTA | Java Transaction API |
| JTS | Java Transaction Service |
| JVM | Java Virtual Machine |
| JXTA | Juxtapose |
K Full Forms
| Acronym | Full Form |
|---|---|
| KB | Kilobyte |
| KDC | Key Distribution Center |
| KVM | Keyboard, Video, Mouse |
L Full Forms
| Acronym | Full Form |
|---|---|
| L2F | Layer 2 Forwarding |
| L2TP | Layer 2 Tunneling Protocol |
| L4 | Layer 4 |
| LAN | Local Area Network |
| LAP | Link Access Protocol |
| LASER | Light Amplification by Stimulated Emission of Radiation |
| LBA | Logical Block Addressing |
| LCD | Liquid Crystal Display |
| LDAP | Lightweight Directory Access Protocol |
| LDP | Label Distribution Protocol |
| LFS | Log-Structured File System |
| LHS | Left Hand Side |
| LILO | Linux Loader |
| LLC | Logical Link Control |
| LSP | Label Switched Path |
| LUN | Logical Unit Number |
| LV | Logical Volume |
M Full Forms
| Acronym | Full Form |
|---|---|
| MAPI | Messaging Application Programming Interface |
| MDF | Main Distribution Frame |
| ME | Middleware |
| MFC | Microsoft Foundation Class |
| MIME | Multipurpose Internet Mail |
| MIS | Management Information System |
| ML | Markup Language |
| MMC | Microsoft Management Console |
| MMS | Multimedia Messaging Service |
| MMX | Multimedia Extension |
| MNP | Microcom Network Protocol |
| MODEM | MOdulator-DEModulator |
| MOTD | Message Of The Day |
| MP3 | MPEG Audio Layer 3 |
| MPEG | Motion Pictures Experts Group |
| MRTG | Multi Router Traffic Grapher |
| MS | MicroSoft |
| MS-DOS | MicroSoft Disk Operating System |
| MSI | Micro-Star International |
| MTA | Mail Transfer Agent |
| MUA | Mail User Agent |
N Full Forms
| Acronym | Full Form |
|---|---|
| NAC | Network Access Control |
| NACL | Network Access Control List |
| NAS | Network Attached Storage |
| NAT | Network Address Translation |
| NCP | Network Control Protocol |
| NDS | NetWare Directory Services |
| NETBIOS | Network Basic Input/Output System |
| NFS | Network File System |
| NIC | Network Interface Card |
| NIS | Network Information Service |
| NIS+ | Network Information Service Plus |
| NLA | Network Level Authentication |
| NLS | National Language Support |
| NNTP | Network News Transfer Protocol |
| NOS | Network Operating System |
| NOV | Network-oriented Virtual |
| NTFS | New Technology File System |
| NTIA | National Telecommunications and Information Administration |
| NTP | Network Time Protocol |
O Full Forms
| Acronym | Full Form |
|---|---|
| ODBC | Open Database Connectivity |
| OEM | Original Equipment Manufacturer |
| OFDM | Orthogonal Frequency Division Multiplexing |
| OGG | Ogg Vorbis |
| OLE | Object Linking and Embedding |
| OLTP | Online Transaction Processing |
| OMA | Open Mobile Alliance |
| OMG | Object Management Group |
| OO | Object Oriented |
| OOB | Out Of Band |
| OOF | Out Of Office |
| OPAC | Online Public Access Catalog |
| OS | Operating System |
| OSI | Open Systems Interconnection |
| OSPF | Open Shortest Path First |
| OTA | Over The Air |
P Full Forms
| Acronym | Full Form |
|---|---|
| P2P | Peer-To-Peer |
| P2V | Physical To Virtual |
| P3P | Platform for Privacy Preferences |
| PABX | Private Automated Branch eXchange |
| PAN | Personal Area Network |
| PAP | Password Authentication Protocol |
| PBX | Private Branch eXchange |
| PC | Personal Computer |
| PCI | Peripheral Component Interconnect |
| PCMCIA | Personal Computer Memory Card International Association |
| PCS | Personal Communication System |
| PDC | Primary Domain Controller |
| PDU | Protocol Data Unit |
| PDU | Protocol Data Unit |
| PEM | Privacy Enhanced Mail |
| PEP | Policy Enforcement Point |
| PHP | Hypertext Preprocessor |
| PKI | Public Key Infrastructure |
| PL/I | Programming Language One |
| PL/SQL | Procedural Language/Structured Query Language |
| PLMN | Public Land Mobile Network |
| PNA | Physical Network Adapter |
| POP | Post Office Protocol |
| PPP | Point-to-Point Protocol |
| PPPoE | Point-to-Point Protocol |
| PPTP | Point-to-Point Tunneling Protocol |
| PRA | Public Radio Access |
| PRI | Primary Rate Interface |
| PS | Physical Storage |
| PSK | Pre-Shared Key |
| PSTN | Public Switched Telephone Network |
| PTO | Public Telecommunication Operator |
| PVC | Permanent Virtual Circuit |
| PXE | Preboot Execution Environment |
Q Full Forms
| Acronym | Full Form |
|---|---|
| QoS | Quality of Service |
R Full Forms
| Acronym | Full Form |
|---|---|
| RAID | Redundant Array of Independent Disks |
| RAM | Random Access Memory |
| RARP | Reverse Address Resolution Protocol |
| RAS | Remote Access Server |
| RBAC | Role-Based Access Control |
| RDBMS | Relational Database Management System |
| RDSI | Rate and Digital Subscriber Interface |
| RDSL | Rate-Adaptive Digital Subscriber Line |
| RFS | Remote File System |
| RMON | Remote Monitoring |
| RPC | Remote Procedure Call |
| RPM | Red Hat Package Manager |
| RSS | Really Simple Syndication |
| RTP | Real-Time Protocol |
| RTS | Request To Send |
| RTS/CTS | Request To Send/Clear To Send |
S Full Forms
| Acronym | Full Form |
|---|---|
| SA | Security Association |
| SAN | Storage Area Network |
| SAS | Serial Attached SCSI |
| SATA | Serial ATA |
| SATAN | Security Administrator Tool for Analyzing Networks |
| SCCP | Skinny Client Control Protocol |
| SCE | Service Creation Environment |
| SCEP | Simple Certificate Enrollment Protocol |
| SCP | Secure Copy Protocol |
| SCSI | Small Computer System Interface |
| SD | Secure Digital |
| SDH | Synchronous Digital Hierarchy |
| SDK | Software Development Kit |
| SDP | Session Description Protocol |
| SDSL | Symmetric Digital Subscriber Line |
| SEC | Securities and Exchange Commission |
| SEI | Software Engineering Institute |
| SFTP | Secure File Transfer Protocol |
| SGML | Standard Generalized Markup Language |
| SHSL | Super High Speed LAN |
| SIP | Session Initiation Protocol |
| SLIP | Serial Line Internet Protocol |
| SM | Service Manager |
| SMB | Server Message Block |
| SME | Small and Medium Enterprises |
| SMTP | Simple Mail Transfer Protocol |
| SNMP | Simple Network Management Protocol |
| SOAP | Simple Object Access Protocol |
| SOCKS | Socket Secure |
| SQL | Structured Query Language |
| SRTP | Secure Real-Time Protocol |
| SSH | Secure Shell |
| SSL | Secure Sockets Layer |
| SSO | Single Sign-On |
| SSP | Service Selection Protocol |
| SSSD | System Security Services Daemon |
| STP | Shielded Twisted Pair |
| SVN | Subversion |
| SXI | Soft X-ray Imager |
| SYN | Synchronize |
T Full Forms
| Acronym | Full Form |
|---|---|
| TACACS | Terminal Access Controller Access-Control System |
| TCP | Transmission Control Protocol |
| TCP/IP | Transmission Control Protocol/Internet Protocol |
| TDD | Telecommunication Device for the Deaf |
| TFTP | Trivial File Transfer Protocol |
| TLS | Transport Layer Security |
| TNC | Terminal Node Controller |
| TOS | Type Of Service |
| TS | Telephony Server |
| TSAPI | Telephony Services Application Programming Interface |
| TSO | Time Sharing Option |
| TSP | Telephony Service Provider |
| TTL | Time To Live |
U Full Forms
| Acronym | Full Form |
|---|---|
| UAC | User Account Control |
| UDP | User Datagram Protocol |
| UDP-Lite | User Datagram Protocol Lite |
| UMTS | Universal Mobile Telecommunications System |
| UPS | Uninterruptible Power Supply |
| URI | Uniform Resource Identifier |
| URL | Uniform Resource Locator |
| USB | Universal Serial Bus |
| UUCP | Unix-to-Unix Copy |
V Full Forms
| Acronym | Full Form |
|---|---|
| VAN | Value-Added Network |
| VC | Virtual Circuit |
| VDSL | Very-high-bit-rate Digital Subscriber Line |
| VFAT | Virtual File Allocation Table |
| VG | Volume Group |
| VLAN | Virtual Local Area Network |
| VLSM | Variable Length Subnet Mask |
| VPN | Virtual Private Network |
| VSAT | Very Small Aperture Terminal |
| VTC | Video Teleconferencing |
W Full Forms
| Acronym | Full Form |
|---|---|
| W3C | World Wide Web Consortium |
| WAN | Wide Area Network |
| WAP | Wireless Access Protocol |
| WAR | Web Archive |
| WAS | WebSphere Application Server |
| WDSL | Web Services Description Language |
| WEEE | Waste Electrical and Electronic Equipment |
| WLAN | Wireless Local Area Network |
| WLAN | Wireless Local Area Network |
| WMA | Windows Media Audio |
| WMV | Windows Media Video |
| WSDL | Web Services Description Language |
| WTP | Wireless Transaction Protocol |
| WWW | World Wide Web |
X Full Forms
| Acronym | Full Form |
|---|---|
| X.400 | CCITT Recommendation X.400 |
| X.500 | CCITT Recommendation X.500 |
| X.509 | CCITT Recommendation X.509 |
| XACML | eXtensible Access Control Markup Language |
| XHTML | eXtensible Hypertext Markup Language |
| XML | eXtensible Markup Language |
| XMPP | Extensible Messaging and Presence Protocol |
| XSD | XML Schema Definition |
| XSL | eXtensible Stylesheet Language |
| XSLT | eXtensible Stylesheet Language Transformations |
| XSS | Cross-Site Scripting |
| XTP | eXpress Transfer Protocol |
Y Full Forms
| Acronym | Full Form |
|---|---|
| Y2K | Year 2000 |
| YAML | Yet Another Markup Language |
Z Full Forms
| Acronym | Full Form |
|---|---|
| ZIP | Zipping |
| ZOT | Zone 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.