A
1. AAC Advanced Audio Coding
2 ABC Atanasoff–Berry Computer
3 ABI Application Binary Interface
4 ABR Available Bit Rate
5 ACL Access-Control List
6 ACPI Advanced Configuration and Power Interface
7 AD Active Directory
8 ADC Apple Display Connector
9 ADC Analog-to-Digital Converter
10 ADSL Asymmetric Digital Subscriber Line
11 AGP Accelerated Graphics Port
12 AHA Accelerated Hub Architecture
13 AI Artificial Intelligence
14 AIFF Audio Interchange File Format
15 AIX Advanced Interactive eXecutive
16 AJAX Asynchronous JavaScript And XML
17 ALGOL Algorithmic Language
18 ALI Automatic Location Indicator
19 ALi Acer Laboratories Incorporated
20 Alt Alternate
21 ALU Arithmetic Logical Unit
22 AM Amplitude Modulation
23 AMD Advanced Micro Devices
24 AMP Accelerated Mobile Pages
25 AMR Audio Modem Riser
26 AMR Adaptive Multi-Rate
27 AMR-WB Adaptive Multi-Rate Wideband
28 ANSI American National Standards Institute
29 APC Advanced Personal Computer
30 APCI Application-Layer Protocol Control Information
31 API Application Programming Interface
32 APIPA Automatic Private Internet Protocol Addressing
33 APK Android Application Package
34 APM Application Performance Management
35 APM Advanced Power Management
36 APR Apache Portable Runtime
37 ARC Adaptive Replacement Cache
38 ARP Address Resolution Protocol
39 ARPANET Advanced Research Projects Agency Network
40 ASCII American Standard Code for Information Interchange
41 ASET Automated Security Enhancement Tool
42 ASF Advanced Systems Format
43 ASIC Application-Specific Integrated Circuit
44 ASL Age, Sex, Location
45 ASLR Address Space Layout Randomization
46 ASM Algorithmic State Machine
47 ASP Application Service Provider
48 ASP Active Server Pages
49 ASPI Advanced SCSI Programming Interface
50 ASR Automated Speech Recognition
51 ASR Automated System Recovery
52 AST Abstract Syntax Tree
53 AT Advanced Technology
54 AT Active Terminator
55 ATA Advanced Technology Attachment
56 ATAPI Advanced Technology Attachment Packet Interface
57 ATM Asynchronous Transfer Mode
58 ATM Automatic Teller Machine
59 ATX Advanced Technology eXtended
60 AVC Advanced Video Coding
61 AVI Audio Video Interleave
62 AWT Abstract Windowing Toolkit

B
1 BAL Basic Assembly Language
2 BASIC Beginner’s All-Purpose Symbolic Instruction Code
3 BAT Batch
4 BB Brontobyte
5 BCC Blind Carbon Copy
6 BCC Block Check Character
7 BCD Binary Coded Decimal
8 BCD Boot Configuration Data
9 BCR Business Card Reader
10 BCR Bar Code Reader
11 BER Bit Error Rate
12 BFD Bidirectional Forwarding Detection
13 BFD Binary File Descriptor
14 BGP Border Gateway Protocol
15 BiDi Bi-Directional
16 BIN BINary
17 BINAC Binary Automatic Computer
18 BIOS Basic Input/Output System
19 BIPS Billion Instructions Per Second
20 Bit Binary Digit
21 BLOB Binary Large OBject
22 BLOG Web Log
23 BMP Bitmap
24 BMP Basic Multilingual Plane
25 BNA Bunch Note Acceptor
26 BNC Bayonet-Neill-Concelman
27 BOM Byte Order Mark
28 BPI Bits Per Inch
29 BPL Broadband over Power Lines
30 BPS Bytes Per Second
31 bPS bits Per Second
32 BRI Basic Rate Interface
33 BSC Binary Synchronous Communications
34 BSD Berkeley Software Distribution
35 BT Bluetooth
36 BT BitTorrent
37 BTU British Thermal Unit
38 BTX Balanced Technology eXtended
39 BW Business Warehousing
40 BW Bandwidth
41 BWF Broadcast Wave Format

C
1 CAD Computer-Aided Drafting
2 CAE Computer-Aided Engineering
3 CAI Computer Assisted Instruction
4 CAL Computer-Aided Learning
5 CAM Computer Aided Manufacturing
6 CAN Controller Area Network
7 CAPTCHA Completely Automated Public Turing test to tell Computers and Humans Apart
8 CAQA Computer-Aided Quality Assurance
9 CAS Column Address Strobe
10 CAT Computer-Aided Translation
11 CATIA Computer Aided Three-Dimensional Interactive Application
12 CC Carbon Copy
13 CCD Charged-Coupled Device
14 CD Compact Disk
15 CD Change Directory
16 CDFS Compact Disc File System
17 CDMA Code Division Multiple Access
18 CDR Call Detail Record
19 CD-R Compact Disk–Recordable
20 CD-RW Compact Disc-ReWritable
21 CD-ROM Compact Disc Read-Only Memory
22 CF Compact Flash
23 CFM Cubic Feet per Minute
24 CG Computer graphics
25 CGA Color Graphics Adapter
26 CGI Computer Generated Imagery
27 CGI Common Gateway Interface
28 CIFS Common Internet File System
29 CIM Computer Integrated manufacturing
30 CIM Common Information Model
31 CISC Complex Instruction Set Computing
32 CL Combinatory Logic
33 CL Command Line
34 CLI Command Line Interface
35 CLR Common Language Runtime
36 CMD Command
37 CMOS Complementary Metal Oxide Semiconductor
38 CNC Computerized Numerical Control
39 CNR Communications and Networking Riser
40 COBOL Common Business Oriented Language
41 CODASYL Conference On Data System Language
42 COM Component Object Model
43 COM1 Communication Port 1
44 COMAL Common Algorithmic Language
45 COMPUTER Common Operating Machine Purposely Used for Technological and Educational Research
46 CPLD Complex Programmable Logic Device
47 CPPM Content Protection for Prerecorded Media
48 CPRM Content Protection for Recordable Media
49 CPS Character Per Second
50 CPU Central Processing Unit
51 CR Carriage Return
52 CRC Cyclic Redundancy Check
53 CRIMM Continuity-Rambus Inline Memory Module
54 CRM Customer Relationship Management
55 CRS Computer Reservation System
56 CS Clear Screen
57 CSCW Computer Supported Cooperative Working
58 CSI Computer Society of India
59 CSI Common System Interface
60 CSMA Carrier Sense Multiple Access
61 CSR Certificate Signing Request
62 CSR Command Success Rate
63 CSS Cascading Style Sheets
64 CSV Comma Separated Values
65 CTCP Computer To Conventional Plate
66 CTCP Client-To-Client Protocol
67 CTL Computation Tree Logic
68 CTR Cathode Ray Tube
69 CTR Click-Through Rate
70 CTRL Control
71 CTS Cheque Truncation System
72 CTS Clear To Send
73 CU Control Unit
74 CUA Common User Access
75 CUI Character User Interface

D
1 DAC Digital-to-Analog Converter
2 DAC Discretionary Access Control
3 DAO Data Access Objects
4 DAP Direct Access Protocol
5 DAT Digital Audio Tape
6 DB DataBase
7 dB Decibel
8 DBA DataBase Administrator
9 DBMS DataBase Management System
10 DBS Data Bus Simulator
11 DBSN DataBase Source Name
12 DCC Direct Cable Connection
13 DCC Direct Client–to–Client
14 DCD Data Carrier Detect
15 DCE Data Circuit-terminating Equipment
16 DCE Data Carrier Equipment
17 DCE Distributed Computing Environment
18 DCL Data Control Language
19 DCL Digital Command Language
20 DCS Distributed Control System
21 DD Double Density
22 DDoS Distributed Denial of Service
23 DDR Double Data Rate
24 DDR-SDRAM Double Data Rate Synchronous Dynamic Random-Access Memory
25 DDS Digital Data Storage
26 DEC Digital Equipment Corporation
27 DEL Direct Exchange Line
28 DEL Delete
29 DES Data Encryption Standard
30 DFD Data-Flow Diagram
31 DFS Distributed File System
32 DFS Depth-First Search
33 DHCP Dynamic Host Configuration Protocol
34 DHTML Dynamic HyperText Markup Language
35 DIF Data Integrity Field
36 DIMM Dual Inline Memory Module
37 DIN Deutsche Industrie Norm
38 DIP Dual Inline Package
39 DIVX Digital Video eXpress
40 DL DataLink
41 DL Download
42 DLL Dynamic-Link library
43 DLP Digital Light Processing
44 DLT Digital Linear Tape
45 DMA Direct Memory Access
46 DMCA Digital Millennium Copyright Act
47 DML Data Manipulation Language
48 DNS Domain Name System
49 DNS Domain Name Server
50 DOC Document
51 DOCX Document eXtended
52 DOM Document Object Model
53 DOS Disk Operating System
54 DoS Denial-of-Service
55 DOS-PMI Disk Operating System–Protected Mode Interface
56 DPE Dynamic Provisioning Environment
57 DPE Data Parity Error
58 DPI Dots Per Inch
59 DPI Deep Packet Inspection
60 DPMS Display Power Management Signaling
61 DRAM Dynamic Random Access Memory
62 DS Data Storage
63 DS Data Structure
64 DS Data System
65 DSL Digital Subscriber Line
66 DSL Domain–Specific Language
67 DSN Data Source Name
68 DSP Digital Signal Processing
69 DSR Data Set Ready
70 DTA Digital Telephone Adapter
71 DTC Data Terminal Controller
72 DTE Data Terminal Equipment
73 DTP Desktop Publishing
74 DTR Data Terminal Ready
75 DTS Digital Theater Sound
76 DVD Digital Versatile Disk
77 DVD-R Digital Versatile Disc-Recordable
78 DVD-RW Digital Versatile Disk-Rewritable
79 DVD-ROM Digital Versatile Disk–Read Only Memory
80 DVD-RAM Digital Versatile Disk-Random Access Memory
81 DVE Digital Video Effects
82 DVI Digital Visual Interface
83 DVR Digital Video Recorder
84 DW Data Warehouse

E
1 EAI Enterprise Application Integration
2 EAP Extensible Authentication Protocol
3 EBCDIC Extended Binary Coded Decimal Interchange Code
4 EC Error Check
5 ECC Error Correcting Code
6 ECOM Electronic Commerce
7 ECP Extended Capabilities Port
8 ECP Enhanced Communication Port
9 ECS Electronic Clearing Service
10 ECS Elitegroup Computer Systems
11 ECU Engine Control Unit
12 EDA Electronic Design Automation
13 EDO Extended Data Output
14 EDP Electronic Data Processing
15 EDSAC Electronic Delay Storage Automatic Calculator
16 EDVAC Electronic Discrete Variable Automatic Computer
17 EEPROM Electrically Erasable Programmable Read-Only Memory
18 EFS Encrypting File System
19 EFT Electronic Funds Transfer
20 EGA Enhanced Graphics Adapter
21 EID Electronic Identity Document
22 EID Equipment Identifier
23 EIDE Enhanced Integrated Drive Electronics
24 EIGRP Enhanced Interior Gateway Routing Protocol
25 EISA Extended Industry Standard Architecture
26 ELF Executable and Linkable Format
27 ELM Electronic Mail
28 EMAIL Electronic Mail
29 EMI Electromagnetic Interference
30 EMM Expanded Memory Manager
31 EMP Electromagnetic Pulse
32 EMS Element Management System
33 EMS Expanded Memory Specification
34 ENIAC Electronic Numerical Integrator And Computer
35 EOF End Of File
36 EOL End Of Line
37 EOM End Of Message
38 EOS End Of Support
39 EPG Electronic Programming Guide
40 EPIC Explicitly Parallel Instruction Computing
41 EPP Enhanced Parallel Port
42 EPROM Erasable Programmable Read-Only Memory
43 ERD Entity-Relationship Diagram
44 ERD Emergency Repair Disk
45 ERP Enterprise Resource Planning
46 ESB Enterprise Service Bus
47 Esc Escape
48 ESCD Extended System Configuration Data
49 ESD Electrostatic Discharge
50 ESDI Enhanced Small Device Interface
51 EUC End-User Computing
52 EUC Extended Unix Code
53 EULA End User License Agreement
54 EVDO Evolution Data Only
55 EVDO Evolution-Data Optimized
56 EVGA Extended Video Graphics Array
57 EXE Executable

F
1 FAQ Frequently Asked Questions
2 FAT File Allocation Table
3 FAX Facsimile
4 FCAL Fibre Channel Arbitrated Loop
5 FC-PGA Flip-Chip Pin Grid Array
6 FCS Frame Check Sequence
7 FD Floppy Disk
8 FDC Floppy Disk Controller
9 FDD Floppy Disk Drive
10 FDD Final Draft Document
11 FDDI Fiber Distributed Data Interface
12 FDM Frequency Division Multiplexing
13 FDMA Frequency Division Multiple Access
14 FDR Flight Data Recorder
15 FDx Full Duplex
16 FE Front End
17 FEC Forward Error Correction
18 FEP Front End Processor
19 FF Fast Forward
20 FF Form Feed
21 FHS Filesystem Hierarchy Standard
22 FHS File Handling System
23 FIFO First In, First Out
24 FILO First In, Last Out
25 FL Function Level
26 FLAC Free Lossless Audio Codec
27 FLOPS Floating-point Operations Per Second
28 FLV Flash Video
29 FM Frequency Modulation
30 FMS Fiber Management System
31 FMS File Management System
32 Fn Function
33 FORTRAN FORmula TRANslation
34 FOSI Formatted Output Specification Instance
35 FOSS Free and Open Source Software
36 FPGA Field-Programmable Gate Array
37 FPM Fast Page Mode
38 FPS Frames Per Second
39 FPU Floating Point Unit
40 FQDN Fully Qualified Domain Name
41 FRU Field-Replaceable Unit
42 FS File System
43 FS Frame Size
44 FS File Server
45 FSAA Full-Screen Anti Aliasing
46 FSB Front Side Bus
47 FSF Free Software Foundation
48 FSK Frequency-Shift Keying
49 FT Fixed Terminals
50 FTP File Transfer Protocol
51 FTPS File Transfer Protocol Secure
52 FXP File eXchange Protocol

G
1 GB Gigabyte
2 Gb Gigabit
3 GBps Gigabytes Per Second
4 Gbps Gigabits per second
5 GCP Google Cloud Platform
6 GCR Group Code Recording
7 GDI Graphics Device Interface
8 GIF Graphics Interchange Format
9 GIGO Garbage In, Garbage Out
10 GIMP GNU Image Manipulation Program
11 GIMPS Great Internet Mersenne Prime Search
12 GIS Geographical Information system
13 GP Graphics Port
14 GP Game Play
15 GPIB General-Purpose Instrumentation Bus
16 GPL General Public License
17 GPRS General Packet Radio Service
18 GPS Global Positioning System
19 GPU Graphics Processing Unit
20 GSM Global System For Mobile Communications
21 GTLDs Generic Top Level Domains
22 GUI Graphical User Interface
23 GUID Globally Unique IDentifier

H
1 HAL Hardware Abstraction Layer
2 HBA Host Bus Adapter
3 HCI Human-Computer Interaction
4 HCL Hardware Compatibility List
5 HD High Definition
6 HD DVD High Definition Digital Versatile Disc
7 HDL Hardware Description Language
8 HDD Hard Disk Drive
9 HDFS Hadoop Distributed File System
10 HDMI High Definition Multimedia Interface
11 HDX High-Density Expansion
12 HDX Half-Duplex
13 HFS Hierarchical File System
14 HPFS High-Performance File System
15 HHD Hybrid Hard Drive
16 HID Human Interface Device
17 HIG Human Interface Guideline
18 HIS Human Instruction Set
19 HLL High-Level Language
20 HMA High Memory Area
21 HP Hewlett-Packard
22 HPFS High-Performance File System
23 HSDPA High-Speed Downlink Packet Access
24 HSF Heat Sink and Fan
25 HT Hyper-Threading
26 HT HyperTransport
27 HTC High-Throughput Computing
28 HTM Hierarchical Temporal Memory
29 HTML HyperText Markup Language
30 HTTP HyperText Transfer Protocol
31 HTTPD HyperText Transfer Protocol Daemon
32 HTTPS HyperText Transfer Protocol Secure
33 HTX HyperTransport eXpansion
34 HURD Hird of Unix-Replacing Daemons
35 HVD Holographic Versatile Disk
36 Hz Hertz

I

1 IBG Inter Block Gap
2 IBM International Business Machines
3 IC Integrated Circuit
4 I²C Inter-Integrated Circuit
5 ICMP Internet Control Message Protocol
6 ICP Internet Cache Protocol
7 ICR Intelligent Character Recognition
8 ICS Internet Connection Sharing
9 ICT Information and Communication Technology
10 IDE Integrated Development Environment
11 IDE Integrated Drive Electronics
12 IDL Interface Definition Language
13 IE Internet Explorer
14 IFS InFormatics and Security
15 IGMP Internet Group Management Protocol
16 IGRP Interior Gateway Routing Protocol
17 IHV Independent Hardware Vendor
18 IIOP Internet Iner-ORB-Protocol
19 IIS Internet Information Service
20 IM Instant Messaging
21 IMAP Internet Message Access Protocol
22 I/O Input/Output
23 IOS Internetwork Operating System
24 iOS iPhone Operating System
25 IP Internet Protocol
26 iPad OS iPad Operating System
27 IPC Inter-Process Communication
28 IPCONFIG Internet Protocol Configuration
29 IPP Internet Printing Protocol
30 IPsec Internet Protocol Security
31 IPTV Internet Protocol Television
32 IPX Internetwork Packet eXchange
33 IR Information Retrieval
34 IR Infrared
35 IRC Internet Relay Chat
36 IrDA Infrared Data Association
37 IRPs I/O Request Packet
38 IRQ Interrupt Request
39 ISA Industry Standard Architecture
40 ISA Instruction Set Architecture
41 ISAM Indexed Sequential Access Method
42 ISC Internet Storm Center
43 ISDN Integrated Service Digital Network
44 ISH Information Super Highway
45 ISO International Organisation for Standardization
46 ISOC Internet Society
47 ISP Internet Service Provider
48 ISR Interrupt Service Routine
49 ISV Independent Software Vendor
50 IT Information Technology
51 ITL Interval Temporal Logic
52 ITU International Telecommunication Union
53 IVT Intel Virtualization Technology
54 IVT Interrupt Vector Table
1 J2EE Java 2 Platform Enterprise Edition
2 J2ME Java 2 Platform Micro Edition
3 J2SE Java 2 Platform Standard Edition
4 JAD Java Application Descriptor
5 JAR Java Archive
6 JAXB Java Architecture for XML Binding
7 JBL James Bullough Lansing
8 JCE Java Cryptography Extension
9 JCL Job Control Language
10 JDBC Java Database Connectivity
11 JDK Java Development KIT
12 JEE Java Enterprise Edition
13 JFS Journaled File System
14 JNI Java Native Interface
15 JPEG Joint Photographic Experts Group
16 JRE Java Runtime Environment
17 JS JavaScript
18 JSP JavaServer Pages
19 JUG Java Users Group
20 JSON JavaScript Object Notation
21 JSP Java Server Pages
22 JVM Java Virtual Machine

K
1 KB Kilobyte
2 Kb Kilobit
3 Kbps Kilobits Per Second
4 KBps Kilobyte Per Second
5 kHz kilohertz
6 KIPS Knowledge Information Processing System
7 KM Knowledge Machine
8 KRL Knowledge Representation Language
9 KVA Kilo-Volt-Ampere
10 KVM Keyboard, Video, and Mouse
1 LAN Local Area Network
2 LBA Logical Block Addressing
3 LBA Linear Block Array
4 LC Lucent Connector
5 LC Logic Channel
6 LDAP Lightweight Directory Access Protocol
7 LDT Lightning Data Transport
8 LDU Loop Diagnostic Unit
9 LED Light-Emitting Diode
10 LF Line Feed
11 LG Lucky Goldstar
12 LIF Logical Interface
13 LIFO Last In, First Out
14 Li-ion Lithium-Ion
15 LIM Logical Information Machine
16 LiPo Lithium-ion Polymer
17 LIPS Linear Inferences Per Second
18 LLC Logical Link Control
19 LLL Low-Level Language
20 LOGO Language Of Graphics-Oriented
21 LPD Laser Phosphor Display
22 LPD Line Printer Daemon
23 LPM Lines Per Minute
24 LPR Line Printer Remote
25 LPT Line Printer Terminal
26 LPX Low Profile eXtension
27 LRU Line Replaceable Unit
28 LSB Least Significant Bit
29 LSD Least Significant Digit
30 LSI Large Scale Integration
31 LTE Long-Term Evolution
32 LUN Logical Unit Number
33 LVD Low Voltage Differential
M
1 M2G Mobile 3D Graphics
2 MAC Media Access Control
3 Mac Macintosh
4 MAC OS Macintosh Operating System
5 MAD Michigan Algorithm Decoder
6 MAN Metropolitan Area Network
7 MANET Mobile Ad-Hoc Network
8 MAP Message Acceptance Pulse
9 MAP Missed Approach Point
10 MAP Modified Atmosphere Pack
11 MAP Maintenance Automation Program
12 MAPI Messaging Application Programming Interface
13 MAR Memory Address Register
14 Mb Megabit
15 MB Megabyte
16 MB MotherBoard
17 MBps Megabyte Per Second
18 Mbps Megabit Per Second
19 MBCS Multi Byte Character Set
20 MBR Master Boot Record
21 MBSA Microsoft Baseline Security Analyzer
22 MCGA Master of Computer Graphics and Animation
23 MCM Multi-Chip Module
24 MCR Multivariate Curve Resolution
25 MDI Multiple Document Interface
26 MDI Medium Dependent Interface
27 MFD MultiFunction Device
28 MFLOPS Million Floating-Point Operations Per Second
29 MFM Modified Frequency Modulation
30 MFP MultiFunction Product
31 MFT Managed File Transfer
32 MFT Multiprogramming with Fixed Task
33 MHz Megahertz
34 MICR Magnetic Ink Character Recognition
35 MicroDIMM Micro Dual Inline Memory Module
36 MIDI Musical Instrument Digital Interface
37 MIMD Multiple Instruction, Multiple Data
38 MIME Multipurpose Internet Mail Extensions
39 MIMO Multiple-In, Multiple Output
40 MIPS Million Instructions Per Second
41 MIPS Microprocessor without Interlocked Pipelined Stages
42 MIS Management Information Systems
43 MISD Multiple Instruction, Single Data
44 MLI Measurement Layer Interface
45 MLID Multiple Link Interface Driver
46 MMC Microsoft Management Console
47 MMC MultiMediaCard
48 MMF MultiMode Fiber
49 MMU Memory Management Unit
50 MMX MultiMedia eXtensions
51 MNG Multiple-image Network Graphics
52 MNP Microcom Networking Protocol
53 MNP Mobile Number Portability
54 MODEM Modulator-Demodulator
55 MOPS Million Operations Per Second
56 MOSFET Metal-Oxide-Semiconductor Field Effect Transistor
57 MP3 Moving Picture Experts Group Layer 3
58 MP Multi-Processor
59 MPEG Motion Pictures Experts Group
60 MPI Message Passing Interface
61 MPL Mozilla Public License
62 MPS Megabits Per Second
63 MS Memory Stick
64 MSB Most Significant Bit
65 MSCDEX Microsoft CD-ROM eXtensions
66 MSConfig Microsoft Configuration
67 MSD Most Significant Digit
68 MSDN Microsoft Developer Network
69 MSDS Material Safety Data Sheet
70 MS-DOS Microsoft Disk Operating System
71 MSI Micro-Star International
72 MSI Medium Scale Integration
73 MSI Microsoft Installer
74 MTBF Mean Time Between Failure
75 MUI Multilingual User Interface
76 MVS Multiple Virtual Storage
77 MVS Multiple Vendor System
78 MVT Multiprogramming With Variable Tasks
79 MX Mail eXchange

No. Acronym Full-Form
1 NAP Network Access Points
2 NAP Network Access Protection
3 NAS Network-Attached storage
4 NAT Network Address Translation
5 NetBIOS Network Basic Input/Output System
6 NetBEUI Networked BIOS Extended User Interface
7 NFC Near Field Communication
8 NFS Network File System
9 NFU Not Frequently Used
10 NIC Network Interface Controller
11 NIO New Input/Output
12 NIU Network Interface Unit
13 NLI Natural Language Interface
14 NLI Not Logged In
15 NLX New Low Profile eXtended
16 NMI Non-Maskable Interrupt
17 NNTP Network News Transfer Protocol
18 NOP NO Operation
19 NOS Network Operating System
20 NSS Name Service Switch
21 NT New Technology
22 NTFS New Technology File System
23 NTLDR New Technology Loader
24 NTP Network Time Protocol
25 NVRAM Non-Volatile Random Access Memory
26 NWLINK NetWare Link
Related: Top American Companies In 2022 With Their Establishment Dates

O
1 OC Operation Channel
2 OC Over Clock
3 OCR Optical character Recognition
4 OCR Optical Character Reader
5 OCZ Operational Control Zone
6 ODI Open Data-link Interface
7 OEM Original Equipment Manufacturer
8 OFP Open Frame Panel
9 OLE Object Linking and Embedding
10 OMR Optical Mark Reader
11 OOM Out Of Memory
12 OOP Object-Oriented Programming
13 OPML Outline Processor Markup Language
14 OS Operating System
15 OSDN Open Source Development Network
16 OSI Open Systems Interconnection
17 OSK On-Screen Keyboard
18 OSPF Open Shortest Path First
19 OSR OEM Service Release
20 OSS Operations Support System
21 OSS Open Source Software

P
1 P2P Peer-To-Peer
2 PAL Programmable Array Logic
3 PAL Phase Alternating Line
4 PAN Personal Area Network
5 PATA Parallel Advanced Technology Attachment
6 PAP Password Authentication Protocol
7 PBX Private Branch Exchange
8 PC Personal Computer
9 PCB Printed Circuit Board
10 PCB Process Control Block
11 PC DOS Personal Computer Disk Operating System
12 PCI Peripheral Component Interconnect
13 PCIe Peripheral Component Interconnect Express
14 PCL Printer Command Language
15 PCM Pulse-Code Modulation
16 PCMCIA Personal Computer Memory Card International Association
17 PCMCIA Peripheral Component MicroChannel Interconnect Architecture
18 PDA Personal Digital Assistant
19 PDF Portable Document Format
20 PDL Program Design Language
21 PDP Program Data Processor
22 PE Processor Element
23 PERL Practical Extraction and Reporting Language
24 PFA Portable Format for Analytics
25 PFA Please Find the Attachment
26 PFF Page Fault Frequency
27 PGA Pin Grid Array
28 PGA Professional Graphics Adapter
29 PGC Professional Graphics Controller
30 PHP Hypertext Preprocessor
31 PHP Personal Home Page
32 PIC Peripheral Interface Controller
33 PIC Programmable Interface Controller
34 PIC Programmable Intelligent Computer
35 PIM Personal Information Manager
36 PINE Program for Internet News and Email
37 PIO Programmed Input/Output
38 PIP Peripheral Interchange Program
39 PLA Programmable Logic Array
40 PLC Programmable Logic Controller
41 PLC Power Line Communication
42 PLD Programmable Logic Device
43 PLL Phase-Locked Loop
44 PM Private Message
45 PM Phase Modulation
46 PNG Portable Network Graphics
47 Pnp Plug and Play
48 PoE Power over Ethernet
49 POP Post Office Protocol
50 POS Point Of Sale
51 POST Power-On Self Test
52 POTS Plain Old Telephone Service
53 PPC Power Personal Computer
54 PPC Pay Per Click
55 PPI Pixels Per Inch
56 PPM Pages Per Minute
57 PPP Point-to-Point Protocol
58 PPPoA Point-to-Point Protocol over ATM
59 PPPoE Point-to-Point Protocol over Ethernet
60 PPT PowerPoint Presentation
61 PPTP Point-to-Point Tunneling Protocol
62 PRI Primary Rate Interface
63 PROLOG Programming in Logic
64 PROM Programmable Read-Only Memory
65 PrtScr Print Screen
66 PS/2 Personal System/2
67 PSD Photoshop Document
68 PSP Program Segment Prefix
69 PSTN Public Switched Telephone Network
70 PSU Power Supply Unit
71 PTE Page Table Entry
72 PVC Permanent Virtual Circuit
73 PVM Parallel Virtual Machine
74 PXE Preboot eXecution Environment
75 PY Python

Q

No. Acronym Full-Form
1 QA Quality Assurance
2 QAM Quadrature Amplitude Modulation
3 QAS Quick Arbitrate and Select
4 QBE Query By Example
5 QDR Quad Data Rate
6 QFA Quick File Access
7 QFP Quad Flat Package
8 QIC Quarter Inch cartridge
9 QoS Quality of Service

1 RAD Rapid Application Development
2 RAID Redundant Array of Inexpensive Disks
3 RAIT Redundant Array of Inexpensive Tapes
4 RAM Random Access Memory
5 RAMDAC Random-Access Memory Digital-to-Analog Converter
6 RARP Reverse Address Resolution Protocol
7 RAdAC Risk Adaptive Access Control
8 RADIUS Remote Authentication Dial-In User Service
9 RAID Redundant Array of Inexpensive Disks
10 RAID Redundant Array of Independent Disks
11 RAS Row Address Strobe
12 RAS Remote Access Service
13 RBAC Role-Based Access Control
14 RDBMS Relation Database Management System
15 RDRAM Rambus Dynamic Random Access Memory
16 RDF Resource Description Framework
17 REEAL Recursive functions Algorithmic Language
18 RF Radio Frequency
19 RFI Radio Frequency Interference
20 RGB Red, Green, Blue
21 RGBA Red, Green, Blue, Alpha
22 RIMM Rambus Inline Memory Module
23 RI Re-Installing
24 RIP Routing Information Protocol
25 RIS Remote Installation Service
26 RISC Reduced Instruction Set Computer
27 RJ Registered Jack
28 RMA Returned Materials Authorization
29 RMW Read-Modify-Write
30 ROM Read-Only Memory
31 ROMB RAID On the MotherBoard
32 ROM-DOS Read-Only Memory-Disk Operating System
33 RPC Remote Procedure Calls
34 RPG Report Program Generator
35 RPM Revolutions Per Minute
36 RS-232 Recommended Standard 232
37 RTC Real-Time Clock
38 RTOS Real-Time Operating System
39 RTS Real-Time Streaming
40 RTS Real-Time Strategy
41 RTS Request To Send

S
1 SAID Serving Area Identity Document
2 SAM Security Account Manager
3 SAM Sequential Access Memory
4 SAN Storage Area Network
5 SAP Systems Applications and Products
6 SASI Shugart Associates Systems Interface
7 SASID Self Scanned Amorphous Silicon Integrated Display
8 SATA Serial Advanced Technology Attachment
9 SAX Simple API of XML
10 SBP-2 Serial Bus Protocol 2
11 SBU Standard Build Unit
12 SC StarCraft
13 SC Subscription Channel
14 SCA Service Component Architecture
15 SCA Side-Channel Attack
16 SCSI Small Computer System Interface
17 SD Secure Digital
18 SDK Software Development Kit
19 SDL Specification and Description Language
20 SDL Simple DirectMedia Layer
21 SDLC Systems Development Life Cycle
22 SDLC Synchronous Data Link Control
23 SDN Software-Defined Networking
24 SDN Service Delivery Network
25 SDR Software-Defined Radio
26 SDRAM Synchronous Dynamic Random Access Memory
27 SEC Single Edge Contact
28 SECC Single Edge Contact Cartridge
29 SEQUEL Structured English QUEry Language
30 SFC System File Checker
31 SFTP Secure File Transfer Protocol
32 SFTP Simple File Transfer Protocol
33 SGML Standard Generalized Markup Language
34 SGRAM Synchronous Graphics Random Access Memory
35 SHDSL Single-pair High-speed Digital Subscriber Line
36 SIM Subscriber Identity Module
37 SIMD Single Instruction, Multiple Data
38 SIMM Single Inline Memory Module
39 SIPP Single In-line Pin Package
40 SIS Server Intelligent Storage
41 SISD Single-Instruction, Single-Data
42 SLI Scalable Link Interface
43 SLI System Level Integration
44 SLI Scan-Line Interleave
45 SLIP Serial Line Internet Protocol
46 SMB Server Message Block
47 SMBIOS System Management Basic Input/Output System
48 SMP Symmetric Multiprocessing
49 SMS Short Message Service
50 SMTP Simple Mail Transfer Protocol
51 SNA Systems Network Architecture
52 SNAP Secure Network Access Platform
53 SNMP Simple Network Management Protocol
54 SNOBOL StriNg Oriented and symBOlic Language
55 SNR Signal-to-Noise Ratio
56 SOAP Simple Object Access Protocol
57 SO-DIMM Small Outline Dual Inline Memory Module
58 SOHO Small Office or Home Office
59 SOIC Small Outline Integrated Circuit
60 SP Stack Page
61 SP Service Pack
62 SPARC Scalable Processor Architecture
63 SPI Serial Peripheral Interface
64 S/PDIF Sony/Philips Digital Interface
65 SPGA Staggered Pin Grid Array
66 SPOOL Simultaneous Peripheral Operations On-Line
67 SPU Snippet Processing Unit
68 SPX Sequenced Packet eXchange
69 SQL Structured Query Language
70 SRAM Static Random Access Memory
71 SSE Streaming SIMD Extensions
72 SSH Secure Shell
73 SSI Small Scale Integration
74 SSID Service Set Identifier
75 SSL Secure Sockets Layer
76 ST Straight Tip
77 STDM Synchronous Time Division Multiplexing
78 STN Small Town Network
79 STP Spanning Tree Protocol
80 STP Shielded Twisted Pair
81 STU Secure Terminal Unit
82 SUB Subtitle
83 SUB Subscript
84 SUS Single UNIX Specification
85 SUS Software Update Services
86 SVD Structured VLSI Design
87 SVD System View Description
88 SVD Software Version Description
89 SVG Scalable Vector Graphics
90 SVGA Super Video Graphics Array
91 SWF ShockWave Flash
92 SXGA Super eXtended Graphics Array
93 SYS System
1 TB Terabyte
2 Tb Terabit
3 TBps Terabytes Per Second
4 Tbps Terabits Per Second
5 TCP Transmission Control Protocol
6 TDM Time-Division Multiplexing
7 TDMA Time Division Multiple Access
8 TDR Time Domain Reflectometer
9 TEC ThermoElectric Cooler
10 TFT Thin Film Transistor
11 TFTP Trivial File Transfer Protocol
12 TLD Top Level Domain
13 TLS Transport Layer Security
14 TMP Temporary
15 TPI Tracks Per Inch
16 TPU Tensor Processing Unit
17 TS Technical Specification
18 TS Time Slot
19 TS TypeScript
20 TSR Terminate-and-Stay-Resident
21 TTA Transport Triggered Architecture
22 TTA True Tap Audio
23 TTF True Type Font
24 TTL Transistor-Transistor Logic
25 TTS Text-To-Speech
26 TTY TeleTYpewriter
27 TWAIN Technology Without An Interesting

U
1 UAC User Account Control
2 UAE Unrecoverable Application Error
3 UART Universal Asynchronous Receiver-Transmitter
4 UDF User-Defined Functions
5 UDF Universal Disk Format
6 UDF Universal Data Format
7 UDMA Ultra Direct Memory Access
8 UDP User Datagram Protocol
9 UDT Unreliable Data Transfer
10 UEFI Unified Extensible Firmware Interface
11 UHF Ultra High Frequency
12 UI User Interface
13 UL Underwriter Laboratories
14 UL UpLink
15 UL Upload
16 ULSI Ultra Large Scale Integration
17 UMB Upper Memory Block
18 UMTS Universal Mobile Telecommunications System
19 UNC Universal Naming Convention
20 UNICS UNiplexed Information Computing System
21 UNIVAC Universal Automatic Computer
22 UPS Uninterruptible Power Supply
23 URI Uniform Resource Identifier
24 URL Uniform Resource Locator
25 URN Uniform Resource Name
26 USART Universal Serial Asynchronous Receiver Transmitter
27 USB Universal Serial Bus
28 USMT User State Migration Tool
29 UTF Unicode Transformation Format
30 UTP Unshielded Twisted Pair
31 UUCP Unix-to-Unix Copy
32 UVEPROM Ultra-Violet Erasable Programmable Read-Only Memory
33 UVGA Ultra Video Graphics Array
34 UWB Ultra Wide Band
35 UXGA Ultra Extended Graphics Array
V
1 VAN Valuable Aided Network
2 Var Variable
3 VAR Value-Added Reseller
4 VB Visual Basic
5 VBA Visual Basic for Applications
6 VBE VESA BIOS Extensions
7 VBS Visual Basic Script
8 VCD Video Compact Disc
9 VDI Virtual Desktop Infrastructure
10 VDT Video Display Terminal
11 VDU Visual Display Unit
12 VESA Video Electronics Standards Association
13 VFAT Virtual File Allocation Table
14 VFS Virtual File System
15 VGA Video Graphics Array
16 VGCT Video Graphics Character Table
17 VHF Very High Frequency
18 VIRUS Vital Information Resources Under Seize
19 VLAN Virtual Local Area Network
20 VLC VideoLAN Client
21 VLIW Very Long Instruction Word
22 VLSI Very Large Scale Integration
23 VM Virtual Memory
24 VM Virtual Machine
25 VOD Video On Demand
26 VoIP Voice over Internet Protocol
27 VoLTE Voice over Long Term Evolution
28 VPN Virtual Private Network
29 VPU Visual Processing Unit
30 VR Virtual Reality
31 VRAM Video Random Access Memory
32 VRT Virus Removal Tool
33 VRT Voltage Reduction Technology
34 VSAT Very Small Aperture Terminal
35 VT Video Terminal
36 VTOC Volume Table Of Contents
37 VTR Video Tape Recorder
38 VUE Visual User Environment

W
1 WAN Wide Area Network
2 WAP Wireless Application Protocol
3 WATS Wide Area Telephone Service
4 WAV Waveform Audio
5 WB Writeback
6 WBMP Wireless BitMap Image
7 WCAG Web Content Accessibility Guidelines
8 WD Working Document
9 WD Western Digital
10 WEP Wired Equivalent Privacy
11 WINDOWS Wide Interactive Network Development for Office Work Solution
12 Wi-Fi Wireless Fidelity
13 WiMAX Worldwide Interoperability for Microwave Access
14 WinFS Windows Future Storage
15 WINS Windows Internet Name Service
16 WLAN Wireless Local Area Network
17 WLL Wireless Local Loop
18 WMA Windows Media Audio
19 WMI Windows Management Instrumentation
20 WMP Windows Media Player
21 WMV Windows Media Video
22 WNS Windows Push Notification Service
23 WOL Wake-On-LAN
24 WOM Wake-On-Modem
25 WORA Write Once, Run Anywhere
26 WORE Write Once, Run Everywhere
27 WORM Write Once, Read Many
28 WPA Wi-Fi Protected Access
29 WPAD Web Proxy Auto-Discovery
30 WPAN Wireless Personal Area Network
31 WRAM Windows Random Access Memory
32 WS Web Site
33 WS-D Web Services-Discovery
34 WSDL Web Services Description Language
35 WTB Want To Buy
36 WUSB Wireless Universal Serial Bus
37 WUXGA Wide Ultra eXtended Graphics Array
38 WWAN Wireless Wide Area Network
39 WWDC World Wide Developer Conference
40 WWID World Wide Identifier
41 WWN World Wide Name
42 WWW World Wide Web
43 WYSIWYG What You See Is What You Get
44 WZC Wireless Zero Configuration
X
1 XAML eXtensible Application Markup Language
2 XGA eXtended Graphics Array
3 XHTML eXtensible HyperText Markup Language
4 XMF eXtensible Music File
5 XML eXtensible Markup Language
6 XMMS X MultiMedia System
7 XMS eXtended Memory Specification
8 XNS Xerox Network Systems
9 XP Cross-Platform
10 XPath XML Path Language
11 XSL eXtensible Stylesheet Language
12 XSL-FO eXtensible Stylesheet Language Formatting Objects
13 XSLT eXtensible Stylesheet Language Transformations
14 XSS Cross-Site Scripting
15 XT eXtended Technology
16 XTF eXtensible Tag Framework
17 XUL XML User Interface Language
18 XVGA eXtended Video Graphics Adapter
Y
1 YARN Yet Another Resource Negotiator
2 YaST Yet another Setup Tool
3 YB Yottabyte
Z
1 ZB Zettabyte
2 ZCS Zero Code Suppression
3 ZIF Zero Insertion Force
4 ZIFS Zero Insertion Force Socket
5 ZIP Zone Information Protocol
6 ZIP Zig-zag In-line Package
7 ZISC Zero Instruction Set Computer
8 ZMA Zone Multicast Address
Numbers
1 #! Shebang
2 /. Slashdot
3 1GL First-Generation Programming Language
4 1NF First Normal Form
5 2B1Q 2 Binary 1 Quaternary
6 2FA Two-factor authentication
7 2G Second Generation
8 2GL Second-Generation Programming Language
9 2NF Second Normal Form
10 3G Third Generation
11 3GL Third-Generation Programming Language
12 3GP 3rd Generation Project
13 3GPP 3rd Generation Partnership Project
14 3NF Third Normal Form
15 4B5BLF 4 Byte 5 Byte Local Fiber
16 4NF Fourth Normal Form
17 5NF Fifth Normal Form
18 6NF Sixth Normal Form
19 8B10BLF 8 Byte 10 Byte Local Fiber
20 100B-T 100BASE-T
21 802.11 Wireless LAN

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