Friday, 29 September 2017

Cbse net 2004

CBSE NET 2004

OPERATING SYSTEMS QUESTION

Semaphores are used to :

(A)  Synchronise critical resources to prevent deadlock
(B)   Synchronise critical resources to prevent contention
(C)   Do I/O
(D)  Facilitate memory management

Ans :- A

Explanation:

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