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The Memory Address Register

  • A.is a hardware memory device which denotes the location of the current instruction being executed.
  • B.is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
  • C.contains the address of the memory location that is to be read from or stored into.
  • D.None of the above

Answer: C

Correct answer: contains the address of the memory location that is to be read from or stored into

The memory address register holds the address of the location the processor is about to read or write, and drives it onto the address bus; the memory data register holds the value that travels back or forth on the data bus. One names the place, the other carries the contents.

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