Exam-style question
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Which statement correctly compares immediate and direct addressing?.
- A.Immediate addressing stores an address in the operand, whereas direct addressing stores the datum.
- B.Immediate addressing stores the datum in the operand, whereas direct addressing stores an address.
- C.Both addressing modes always store the datum in the operand.
- D.Both addressing modes always store the address of the instruction in the operand.
Model answer
What a good answer should say
- Immediate addressing stores the datum in the operand, whereas direct addressing stores an address.
Explanation
Why this works
The key distinction is what the operand means: it is the datum in immediate addressing and the address of the datum in direct addressing.
Common mistake
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