Question

A page fault occurs when?

(a) a page gives inconsistent data

(b) a page cannot be accessed due to its absence from memory

(c) a page is invisible

(d) all of the mentioned

The question was posed to me in an internship interview.

I'd like to ask this question from Virtual Memory in section The Linux System of Operating System

Answer 1

Right choice is (b) a page cannot be accessed due to its absence from memory

To explain I would say: None.