Question

Mutual exclusion implies that ____________

(a) if a process is executing in its critical section, then no other process must be executing in their critical sections

(b) if a process is executing in its critical section, then other processes must be executing in their critical sections

(c) if a process is executing in its critical section, then all the resources of the system must be blocked until it finishes execution

(d) none of the mentioned

The question was asked in final exam.

I'm obligated to ask this question of The Critical Section (CS) Problem and Solutions in section Process Synchronization of Operating System

Answer 1

Correct answer is (a) if a process is executing in its critical section, then no other process must be executing in their critical sections

Easy explanation - None.