In most general case, the computer needs to process each instruction with the following sequence of steps:

(A) Calculate the effective address

(B) Execute the instruction

(C) Fetch the instruction from memory

(D) Fetch the operand from memory

(E) Decode the instruction

1. A(C),(E),(D),(A),(B)
2. B(C),(E),(A),(D),(B)
3. C(A),(B),(C),(E),(D)
4. D(A),(B),(C),(D),(E)

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: B. (C),(E),(A),(D),(B)

Explanation

Fetch the instruction, decode it, calculate the effective address, fetch the operand, execute.