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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);
compare 2g , 3g , and 4g also with advantage of 3g and 4g.
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A star connected intermediate exchange is known as a? A star connected intermediate exchange is termed as a Hub exchange.
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