Question

The idea of overlays is to ____________

(a) data that are needed at any given time

(b) enable a process to be larger than the amount of memory allocated to it

(c) keep in memory only those instructions

(d) all of the mentioned

The question was posed to me by my school principal while I was bunking the class.

I'd like to ask this question from Memory Management in chapter Memory Management of Operating System

Answer 1

Right answer is (d) all of the mentioned

The best I can explain: None.