Which of the following transfers data contained on computer cards to the computer system.

Any storage device added to a computer beyond the immediately usable main storage is known as

A multi programming system is one that can

The term 'memory' applies to which one of the following:

A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is

There are historical evidences to prove that abacus was first used in

The basic unit within a computer store capable of holding a single unit of data is

Hardware _____ memory is seldom used in modern computers.