Answer :

paras
computer operation
these are only from the following it can refer to 
The way a computer functions in general, e.g. turning it on, turning it off, loading a CD to a drive, etc. or its an  specific computer operation, such as formatting a disk, mounting a flash drive, running an AND/OR operation at the chip level etc.
mihir3

COMPUTER OPERATION- AN ELEMENTARY OPERATION THAT A COMPUTER IS DESIGNED AND BUILT TO PERFORM...