Question

A consistency checker __________________ and tries to fix any inconsistencies it finds.

(a) compares the data in the secondary storage with the data in the cache

(b) compares the data in the directory structure with the data blocks on disk

(c) compares the system generated output and user required output

(d) all of the mentioned

This question was addressed to me by my school teacher while I was bunking the class.

My enquiry is from File System Implementation in section File Systems and their Implementation of Operating System

Answer 1

Right answer is (b) compares the data in the directory structure with the data blocks on disk

For explanation: None.