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What is semaphores and why it is used?

Answer Posted / pritesh parmar

Semaphores are used to make system free from conflicts and
hang. when more than one program are executed
simultaniously then computer hangs and sometimes gives
wrong output so instead to come out from this situation
semaphore is used which takes care for program execution
and manages it.

Is This Answer Correct ?    59 Yes 19 No



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