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What are the steps involved in following a particular instruction given by the cpu?
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Answer Posted / Harish Chandra Kanojia
The steps involved in executing a particular instruction given by the CPU include:
1. Fetch: The instruction is fetched from memory and loaded into the instruction register (IR).
2. Decode: The instruction is decoded to determine its operation, operands, and any necessary addressing mode.
3. Execute: The operation specified by the instruction is performed on the operands using the appropriate ALU (Arithmetic Logic Unit) operations.
4. Memory access: If the instruction involves reading or writing to memory, the data will be accessed through the memory management unit (MMU).
5. Write back: The results of the execution are written back to the appropriate register(s) or memory location.
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