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JAMB Commerce 2010 Question 46

Question 46

Computers in Commerce

The central working system of a computer used for data processing is the

  1. A.memory unit
  2. B.monitor
  3. C.floppy disk drive
  4. D.hard drive.
Show the answer and explanation

Answer: A (memory unit)

Explanation

The CPU with its memory unit is the central system where data is held and processed; the monitor, floppy drive and hard drive are peripherals.