0-A
2GL – Second Generation Languages (Basic, Fortran, Cobol, C, etc.)
AC – Alternating current
AGP – Accelerated Graphics Port
ALU – Arithmetic logic unit
ANSI – American National Standards Institute
ASCII – American Standard Code for Information Interchange
ASPI – Advanced SCSI Programming Interface
B
BBS – Bulletin board system
BIOS – Basic input/output system
BPS (bps) – Bits per second
C
CAM – Common Access Method
CCITT – Comit’e Consultatif Telegraphique et Telephonique
CD-ROM – Compact disc read-only memory
CGA – Color Graphics Adapter
CHS – Cylinder head sector
CISC – Complex instruction set semiconductor
CMOS – Complementary metal-oxide semiconductor
COM port – Serial communication port
CPU – Central processing unit
CRT – Cathode-ray tube
D
DC – Direct current
DDE – Dynamic Data Exchange
DIMM – Dual inline memory module
DIPP – Dual inline pin package
DLL – Dynamic link library
DMA – Direct memory access
DOS – Disk operating system
Dpi – Dots per inch
DPMI – MS-DOS Protected Mode Interface
DPMS – Display Power Management Signaling
DRAM – Dynamic random access memory
DTE – Data Terminal Equipment
DVD – Digital video disc
E
EDB – External data bus
EDO – Extended data out
EGA – Enhanced Graphics Adapter
EIDE – Enhanced Integrated Drive Electronics
EISA – Extended Industry Standard Architecture
EMI – Electromagnetic interference
EMS – Expanded Memory Specification
ESD – Electrostatic discharge
ESDI – Enhanced Small Device Interface
ETX – End-of-text
F
FAT – File allocation table
FPM – Fast-page mode
FTP – File Transfer Protocol
G
GB – Gigabyte
GBPS (bps) – Giga bits per second
GDI – Graphical Device Interface
GPF – General Protection Fault
GUI – Graphical user interface
H
HMA – High memory area
HRR – Horizontal refresh rate
HTTP – Hypertext Transfer Protocol
I
I/O – Input/output
IDE – Integrated Drive electronics or Integrated Device Electronics
IEEE – Institute of Electrical and Electronics Engineers
IOR – Input/output red wire
IOW – Input/output write wire
IP – Internet Protocol
IPX/SPX – Internetwork Packet Exchange/Sequence Packet Exchange
IRQ – Interrupt request
ISA – Industry Standard Architecture
ISDN – Integrated Services Digital Network
ISO – International Organization for Standardization (often incorrectly identified as International Standardization Organization)
ISP – Internet service provider
ITU–T – International Telecommunication Union—Telecommunication Standardization Sector
J
J++ – Microsoft’s java programming language
JCL – Job Control Language (mainframe programming language)
JIT – Just in time (compiler/translator that only runs code when needed)
JNI – Java native interface
JPEG – Joint Photographic Experts Group
K
KB – Kilobyte
KBPS (bps) – Kilobytes per second
L
LAN – Local area network
LBA – Logical Block Addressing
LIM – Lotus/Intel/Microsoft
LPT – Line printer
M
MB – Megabyte
MCA – Micro Channel Architecture
MCC – Memory controller chip
MDA – Monochrome Display Adapter
MDRAM – Multibank DRAM
MFM – Modified frequency modulation
MHz – Megahertz
MOS – Metal-Oxide semiconductor
MSD – Microsoft Diagnostics
MTBF – Mean time between failures
N
NDIS – Network Driver Interface Specification
NetBIOS/ NETBEUI – Networked Basic Input/output System/NetBIOS Enhanced User Interface
NIC – Network interface card
NTSC – National Television Standards Committee
O
OLE – Object linking and embedding
OAA – Open Agent Architecture
OADB – Open Architecture Data Base
ObjectPAL – Object oriented Program Application Language
OCR – Optical Character Recognition
ODI – Open Datalink Interface
OEM – Original Equipment Manufacture
OLE – Object Linking and Embedding
OS – Operating System
OSI – Open Systems Interconnection
P
PC – Personal Computer
PCI – Peripheral Component Interconnect
PDI – Post DMA-IRQ card
PDL – Page-description language
PGA – Pin grid array or Professional Graphics Adapter
PIO – Programmed Input/output
PLCC – Plastic leadless chip carrier
PM – Preventive maintenance
POST – Power-on self test
POSTS – Plain Old Telephone Service
PPP – Point-to-Point Protocol
PPTP – Point-to-Point Tunneling Protocol
PQFP – Plastic Quad Flat Pack
Q
QBE – Query by example
QDOS – Quick and Dirty Operating System
QEMM – Quarterdeck Extended Memory Manager
QIC – Quarter Inch Cartridge
QoS – Quality of Service
R
RAID – Redundant array of independent disks
RAM – Random access memory
RISC – Reduced Instruction Set Computing
RLL – Run-length limited
ROM – Read only memory
S
SCSI – Small Computer System Interface
SDRAM – Synchronous dynamic random access memory
SEO – Search Engine Optimization
SGRAM – Synchronous Graphics RAM
SIMM – Single inline memory module
SIPP – Single inline pin package
SMM – System Management Mode
SPA – Software Publishers Association
SRAM – Static random access memory
T
TB – Terabyte
TCP/IP – Transmission Control Protocol/Internet Protocol
TSR – Terminate-and-stay-resident program
U
UART – Universal asynchronous receiver-transmitter
UMB – Upper memory block
UPS – Uninterruptible power supply
USB – Universal serial bus
V
VESA – Video Electronics Standards Association
VGA – Video Graphics Adapter
VLB – VESA local bus
VOM – Volt ohm meter
VPN – Virtual private network
VRR – Vertical refresh rate
W-Z
WAN – Wide area network
WRAM – Window random access memory
XCOPY – eXtended Copy (DOS external copy command)
XML – eXtensible Markup Language
XMS – Extended memory specification
XNS – Xerox Network System
XMS – Extended memory specification
ZIF – Zero insertion force
