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

Explain three examples of registers.

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Answer Text:
.Instruction registers-it is a temporary storage location that is used to hold instruction just before it is interpreted into form that the central processing unit can understand.
.Address register-it temporarily holds the
address of the next piece of a data waiting to be processed.
.Storage register-it temporarily holds a piece of data on its way to and from the main memory and the central processing unit.
.Accumulator-it temporarily holds the results of the last
processing step of the Arithmetic logic unit (ALU).


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