Some Abbreviations and their meaning in computer system

POS== point of sales..
PC== personal computer.
VDU==visual display unit..
UPS:uninterrupted power supply..
LAN:Local area network..
WAN:wide area network..
DVD:Digital versatile disc..
HTML:hypertext mark-up language..

COBOL:common business oriented language..
MODEM:modulator demodulator..
DOS:disc operating system..
CAD:computer aided design.
CDMA:code division multiple access..
DBMS:Database management system..
VCA:video content analysis.
FORTRAN:formula translator.
IP:Internet protocol.
LED:light emiting diode..
HP:Hewlett Packard.
CRT:cathode Ray tube..
AM:amplitude modulation.
USB:universal serial bus..
CD:compact disc
GIGO:garbage in garbage out..
OMR: optical mark recognition....
IBM: international business machine
FTP:file transfer protocol
Nfs:network file services
Netbeui :netbios extended user interface
Ipx/spx:internetwork package exchange/sequenced packet exchange
Smtp:simple mail transfer protocol
Tcp/ip:Transmission control protocol/Internet protocol
Telnet:terminal emulation
Udp:User datagram protocol
Nic:network interface card