Lesson 5

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RaptQuasimodo
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What is a classic example of a producer-consumer scenario that requires synchronization?

Buffer manipulation

What is the primary purpose of using mutex locks in thread synchronization?

To ensure mutual exclusion when threads access shared resources

In the context of semaphores, what does the 'wait()' operation do?

Decrements the semaphore value

What is a spinlock primarily used for in multi-processor systems?

<p>Allowing a thread to run in a busy loop for a short time, avoiding the overhead of a sleep queue</p> Signup and view all the answers

What is the main disadvantage of disabling interrupts frequently in terms of system time?

<p>It can cause the system clock to lose the correct time</p> Signup and view all the answers

What happens if semaphore operations 'wait()' and 'signal()' are not executed atomically?

<p>Mutual exclusion may be violated</p> Signup and view all the answers

In the context of thread synchronization, what is the primary use of 'pthread_mutex_lock()' and 'pthread_mutex_unlock()'?

<p>To ensure mutual exclusion during critical section access</p> Signup and view all the answers

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