Basic Computer Acronyms List

A
ASCII—American Standard Code for Information Interchange
ARPANET—Advanced Research Projects Agency Network
ASP—Active Server Pages / Application Service Provider
API—Application Programming Interface
ATM—Asynchronous Transfer Mode

B
BAL—Basic Assembly Language
BASIC—Beginner's All-Purpose Symbolic Instruction Code
BIOS—Basic Input Output System
bps—bits per second

C
CAD—Computer-Aided Design
CPU—Central Processing Unit
CRS—Computer Reservations System
CRT—Cathode Ray Tube
CLI—Command Line Interface
CDMA—Code Division Multiple Access
CMOS—Complementary Metal-Oxide Semiconductor
CD-R—CD-Recordable
CD-ROM—CD Read-Only Memory
CD-RW—CD-Rewritable
CMOS—Complementary Metal-Oxide Semiconductor
COBOL—Common Business-Oriented Language
CGI—Common Gateway Interface / Computer-Generated Imagery

D
DHTML—Dynamic Hypertext Markup Language
DAT—Digital Audio Tape
DIVX—Digital Video Express
DVD—Digital Video Disc
DVD-R—DVD-Recordable
DVD-ROM—DVD-Read Only Memory
DVD-RW—DVD-Rewritable
DOS—Disk Operating System
DDR—Double Data Rate
DNS—Domain Name System

E
EEPROM—Electronically Erasable Programmable Read-Only Memory
ENIAC—Electronic Numerical Integrator And Computer
EPROM—Erasable Programmable Read-Only Memory

F
FAT—File Allocation Table
FAQ—Frequently Asked Questions
FDD—Floppy Disk Drive
FS—File System
FTP—File Transfer Protocol

G
Gb—Gigabit / GB—Gigabyte
GIF—Graphics Interchange Format
GPRS—General Packet Radio Service

H
HD—High Density
HDD—Hard Disk Drive
HD DVD—High Definition DVD
HP—Hewlett-Packard
HT—Hyper Threading
HTML—Hypertext Markup Language
HTTP—Hypertext Transfer Protocol

I
IBM—International Business Machines
IC—Integrated Circuit
ICMP—Internet Control Message Protocol
ICT—Information and Communication Technology
IDE—Integrated Development Environment /Integrated Drive Electronics
IE—Internet Explorer
IIS—Internet Information Services
IM—Instant Messaging
IMAP—Internet Message Access Protocol
I/O—Input/Output
IP—Intellectual Property /Internet Protocol
ISA—Industry Standard Architecture /Instruction Set Architecture
ISDN—Integrated Services Digital Network
ISP—Internet Service Provider
IT—Information Technology

J
JDK—Java Development Kit
JPEG—Joint Photographic Experts Group
JRE—Java Runtime Environment
JS—JavaScript

K
KB—Keyboard /Kilobyte / Knowledge Base
Kb—Kilobit
kHz—Kilohertz
KVM—Keyboard, Video, Mouse

L
LAN—Local Area Network
LCD—Liquid Crystal Display
LDAP—Lightweight Directory Access Protocol
LED—Light-Emitting Diode
LIFO—Last In, First Out
LPI—Lines Per Inch
LUN—Logical Unit Number

M
MAN—Metropolitan Area Network
Mb—Megabit
MB—Megabyte
MHz—Megahertz
MIDI—Musical Instrument Digital Interface
MMU—Memory Management Unit
MMX—Multi-Media Extensions
MNG—Multiple-image Network Graphics
MPEG—Motion Pictures Experts Group
MPEG—Motion Pictures Experts Group
MS—Microsoft
MS-DOS—Microsoft DOS

N
NAT—Network Address Translation
NETBIOS—Network Basic Input/Output System
NIC—Network Interface Controller
NNTP—Network News Transfer Protocol
NOC—Network Operations Center
NTFS—NT Filesystem
NVRAM—Non-Volatile Random Access Memory

O
OO—Object-Oriented
OS—Open Source /Operating System

P
P2P—Peer-To-Peer
PAN—Personal Area Network
PC—Personal Computer
PCB—Printed Circuit Board
PC DOS—Personal Computer Disk Operating System
PCI—Peripheral Component Interconnect
PERL—Practical Extraction and Reporting Language
PGA—Pin Grid Array
PHP—PHP: Hypertext Preprocessor
PIC—Peripheral Interface Controller / Programmable Interrupt Controller
PLC—Power Line Communication / Programmable Logic Controller
POST—Power-On Self Test
PPI—Pixels Per Inch
PSU—Power Supply Unit

R
RAD—Rapid Application Development
RAM—Random Access Memory
RAID—Redundant Array of Inexpensive Disks
RAIT—Redundant Array of Inexpensive Tapes
RF—Radio Frequency
RGB—Red, Green, Blue (RGBA—Red, Green, Blue, Alpha)
RIP—Raster Image Processor /Routing Information Protocol
ROM—Read Only Memory
ROM-DOS—Read Only Memory - Disk Operating System

S
SATA—Serial ATA
SCSI—Small Computer System Interface
SDRAM—Synchronous Dynamic Random Access Memory
SFTP—Secure FTP /Simple File Transfer Protocol
SHDSL—Single-pair High-speed Digital Subscriber Line
SIMD—Single Instruction, Multiple Data
SIMM—Single Inline Memory Module
SPI—Serial Peripheral Interface
SPI—Stateful Packet Inspection
SVG—Scalable Vector Graphics
SVGA—Super Video Graphics Array

T
TB—Tera Byte
TCP/IP—Transmission Control Protocol/Internet Protocol
TDMA—Time Division Multiple Access
TTF—TrueType Font
TTL—Transistor-Transistor Logic

U
UPS—Uninterruptible Power Supply
URI—Uniform Resource Identifier
URL—Uniform Resource Locator
USB—Universal Serial Bus
UTF—Unicode Transformation Format
UTP—Unshielded Twisted Pair

V
VB—Visual Basic
VBA—Visual Basic for Applications
VBS—Visual Basic Script
VPN—Virtual Private Network
VPU—Visual Processing Unit

W
WAN—Wide Area Network
WAP—Wireless Access Point /Wireless Application Protocol
Wi-Fi—Wireless Fidelity
WLAN—Wireless Local Area Network
WMA—Windows Media Audio
WMV—Windows Media Video
WPAN—Wireless Personal Area Network

X
XML—eXtensible Markup Language

Y
Y2K—Year Two Thousand