Question

Write the full form of.
UPS
USB
MICR
OMR
ARPA
PDA
IBM
CRT
LED
LCD

Answer 1

I do not know all but

USB UNIVERSAL SERIAL BOARD
OMR OPTICAL MARK READER
IBM INDIAN BUSINESS MACHINE
CRT CATHODE RAY TUBE
LCD LIQUID CRYSTAL DISPLAY

Answer 2

UPS.....uninterruptible power supply

USB......universal serial bus

MICR......magnetic Ink Character recognizable

OMR......optical mark recognition

ARPA.....Advanced research projects Agency

PDA......personal digital Assistant

IBM......International business Machine

CRT.....Cathode ray tube

LED......Light emitting diode

LCD......Liquid crystal dispaly