Q. Semaphore is a/an _______ to solve the critical section problem.

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Q. The two atomic operations permissible on semaphores are :

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Q. Spinlocks are :

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Q. The main disadvantage of spinlocks is that :

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Q. The wait operation of the semaphore basically works on the basic _______ system call.

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Q. The signal operation of the semaphore basically works on the basic _______ system call.

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Q. If the semaphore value is negative :

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Q. The code that changes the value of the semaphore is :

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Q. What will happen if a non-recursive mutex is locked more than once ?

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Q. A semaphore :

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Q. The two kinds of semaphores are :

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Q. A mutex :

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Q. At a particular time of computation the value of a counting semaphore is 7.Then 20 P operations and 15 V operations were completed on this semaphore.The resulting value of the semaphore is :

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Q. A binary semaphore is a semaphore with integer values :

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Q. Semaphores are mostly used to implement :

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Q. Spinlocks are intended to provide __________ only.

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Q. The bounded buffer problem is also known as :

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Q. In the bounded buffer problem, there are the empty and full semaphores that :

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Q. In the bounded buffer problem :

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Q. To ensure difficulties do not arise in the readers – writers problem, _______ are given exclusive access to the shared object.

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