Question

External fragmentation exists when?

(a) enough total memory exists to satisfy a request but it is not contiguous

(b) the total memory is insufficient to satisfy a request

(c) a request cannot be satisfied even when the total memory is free

(d) none of the mentioned

The question was asked by my school teacher while I was bunking the class.

This intriguing question originated from Memory Management in division Memory Management of Operating System

Answer 1

Correct answer is (a) enough total memory exists to satisfy a request but it is not contiguous

To explain: None.