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 Form 1 Computer Studies Questions and Answers: Computer Systems Set 2

Explain three types of computer buses.

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Answer Text:
a)Address bus-this is a one way (uni-directional) bus that carries the address of the next piece of instruction to be processed.
b)Data bus-it is a two way (bi-directional) bus that carries data signal to and from the microprocessor.
c)Control bus-it is one way (un-indirectional) bus that carries the command signals