Computer Architecture And Design Interview Question:

Which steps are involved in an instruction cycle?

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Any program residing in the memory contains a set of instruction that need to be executed by the computer in a sequential manner. This cycle for every instruction is known as the instruction cycle . The cycle consists of the following steps:
★ Fetch instruction:
Like the name stated in this process the cpu fetches the instruction from the memory. The PC get loaded with the address of the instruction.
★ Decode:
The instruction: In this process the instruction gets decoded by the processor.
★ In case the instruction has an indirect address the effective address is read from the memory.
★ Fetch the operand from the memory
★ Execution:
Once the instruction gets decoded the processor executes the instruction.
★ Result:
Store the result in the appropriate place.
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