A) decode
B) execute
C) fetch
D) store
E) both fetch and execute
Correct Answer: D
Solution :
[d] The microprocessor (CPU) has to implement three basic functions during instruction cycle: fetch, decode, and execute. The first step the CPU carries out is to fetch some, data and instructions from main memory then store them in its own internal temporary memory areas. The next step is for the CPU to make sense of the instruction it has just fetched; this process is called 'decode'. The part of the cycle when data processing actually takes place is called Execute.
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