Computer Science - Operating Systems Concepts - Discussion

Discussion Forum : Operating Systems Concepts - Section 1 (Q.No. 35)

Operating Systems Concepts

35.

The Memory Address Register

is a hardware memory device which denotes the location of the current instruction being executed.

is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.

contains the address of the memory location that is to be read from or stored into.

contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".

None of the above

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

4 comments Page 1 of 1.

Vaibhav Wagh said: 6 years ago

It temporary stores address of memory location.

Ria kedia said: 7 years ago

I think option D is the answer.

Anmol said: 1 decade ago

MAR: Memory address register will tell you about the current location of your physical memory read from and write to.

Sipra said: 1 decade ago

It holds address location to be accessed.

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