Question: 1 . ( 1 ) What are Binary Semaphore and Counting Semaphore? Please explain in detail. ( 1 0 % ) ( 2 ) Write

1.(1) What are Binary Semaphore and Counting Semaphore? Please explain in detail. (10%)(2) Write two short methods to implement the non-busy waiting semaphore using block() and wakeup() operations on global variable S.

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