Beginner
Operating Systems
Q19 / 100
What is a mutex?
Correct! Well done.
Incorrect.
The correct answer is B) A mutual exclusion lock that only the thread that acquired it can release, preventing concurrent access to a critical section
B
Correct Answer
A mutual exclusion lock that only the thread that acquired it can release, preventing concurrent access to a critical section
Explanation
A mutex (mutual exclusion) ensures only one thread enters a critical section at a time. Unlike binary semaphores, ownership is enforced — only the locking thread can unlock.
Progress
19/100