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Previous Year Question (PYQs)

The computer needs to process each instruction with the following sequence of steps:
A. Calculate the effective address
B. Fetch the instruction from memory
C. Decode the instruction
D. Fetch the operands from the memory
E. Execute the instruction




Solution

First fetch the instruction (B), then decode it (C). If required, compute the effective address (A), fetch the operands (D), and finally execute the instruction (E).

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