Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
Correct answer: A. Program Counter
- A. Program Counter
- B. Memory Data Register
- C. Instruction Register
- D. Memory Address Register
Explanation
The Program Counter stores the address of the next instruction to be fetched or executed. The Memory Address Register holds an address currently being accessed, which is a different role.
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