16 / 20

A _____ is responsible for transferring data between other components inside a computer.

  • A

    Random access memory.

  • B

    Central processing unit.

  • C

    Read only memory.

  • D
    Data bus.

‘Bus’ is a term used for a facility (wiring, optical fibre, etc.) which transfers data between different parts of a computer, both internally and externally.

System bus is a term which refers to the buses that the CPU of a computer uses to communicate to its environment. Usually, three buses are distinguished:

  • Data bus - transferring data.
  • Address bus - transferring machine addresses.
  • Control bus - governing the direction of data transfer, interruption, reset and bus status.

Your Notes (not visible to others)

This question has appeared on the real examination, you can find the related countries below.