What happens when a thread calls P( S ) when it wants to enter its critical section, where S is a binary semaphore set to 1?

a) The thread is allowed to enter its critical section and S is decremented.
b) The thread is blocked and added to a queue of waiting threads.
c) The semaphore is set to 2.
d) none of the above


a) The thread is allowed to enter its critical section and S is decremented.

Computer Science & Information Technology

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a. app b. desktop application c. mobile app d. web app

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Answer the following statement true (T) or false (F)

Computer Science & Information Technology