Exam-style question
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A processor executes an instruction with the operand 75 using immediate addressing. Which value is supplied directly to the operation?.
- A.The datum stored at address 75
- B.The value 75
- C.The address of the instruction after this one
- D.The value stored in the program counter
Model answer
What a good answer should say
- The value 75
Explanation
Why this works
Under immediate addressing, 75 is the operand's datum, so the operation receives the value 75 directly. No address lookup is implied by this addressing mode.
Common mistake
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