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Consider a machine in which all memory reference instructions have only one memory address, for them we need at least _____ frame(s).

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Consider a machine in which all memory reference instructions have only one memory address, for them we need at least _____ frame(s).

(a) one

(b) two

(c) three

(d) none of the mentioned

I had been asked this question by my college professor while I was bunking the class.

My question comes from Virtual Memory topic in portion The Linux System of Operating System

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The correct choice is (b) two

Easy explanation - At least one frame for the instruction and one for the memory reference.

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