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(i) Fetch phase- The stage in which the instruction is read from the memory or an input device via data bus into the instruction register
(ii) Decode phase- Stage in which the processor determines the kind of operation it is required to perform.
(iii) Execution phase- In this stage the control unit issues appropriate sequence of signals depending on the decoded information
maurice.mutuku answered the question on September 30, 2019 at 11:57
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