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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);
What is an interface and what is an abstract class? Please, expand by examples of using both. Explain why? Abstract classes are closely related to interfaces. They are classe
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Suppressing the number signs (+/-) is carried out using the addition NO-SIGNS to the Write statement. Statement is wrong.
Resolution of externally defined symbols is performed by Ans. By Linker resolution of externally defined symbols is performed.
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