Question

To enable a process to wait within the monitor __________

(a) a condition variable must be declared as condition

(b) condition variables must be used as boolean objects

(c) semaphore must be used

(d) all of the mentioned

I got this question by my college professor while I was bunking the class.

This interesting question is from Process Synchronization in section Processes of Operating System

Answer 1

Correct choice is (a) a condition variable must be declared as condition

To explain: To enable a process to wait within the monitor a condition variable must be declared as condition.