1. An un-interruptible unit is known as :
Correct Answer is : atomic
2. The TestAndSet instruction is executed :
Correct Answer is : atomically
3. Semaphore is a/an _______ to solve the critical section problem.
Correct Answer is : integer variable
4. The two atomic operations permissible on semaphores are :
5. Spinlocks are :
Correct Answer is : All of the mentioned