Question

Which of the following is TRUE?

(a) Overlays are used to increase the size of physical memory

(b) Overlays are used to increase the logical address space

(c) When overlays are used, the size of a process is not limited to the size of the physical memory

(d) Overlays are used whenever the physical address space is smaller than the logical address space

This question was posed to me during a job interview.

The origin of the question is Memory Management in chapter Memory Management of Operating System

Answer 1

Right choice is (c) When overlays are used, the size of a process is not limited to the size of the physical memory

The best I can explain: None.