In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register ?
Correct answer: A. index mode
- A. index mode
- B. indirect mode
- C. absolute mode
- D. immediate mode
Explanation
In indexed addressing, the processor adds a constant displacement to the contents of an index register to form the effective address. Indirect addressing instead obtains the address from a memory location or pointer.
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