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How semaphores implement mutual exclusion?
Mutual-exclusion implementation along with semaphores:
Assume that there are n-processes and they share a semaphore, mutex (standing for mutual exclusion), initialized to 1. All processes Pi is organized as illustrated below:
do{
wait(mutex);
critical section
signal(mutex);
remainder section }while(1);
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Divide overflow is generated when (A) Sign of the dividend is dissimilar from that of divisor. (B) Sign of the dividend is same as that of divisor. (C) The first part
Typical human voice is centered around Hz. (A) 200-400 (B) 280-3000 (C) 400-600
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