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What are some uses of mutexes? Select all that appliesQuestion 1Answera.To give priority to certain processes or tasksb.To allow simultaneous access of a resourcec.To prevent a certain resource from being accessedd.To prevent data from being corrupted

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What are some uses of mutexes? Select all that appliesQuestion 1Answera.To give priority to certain processes or tasksb.To allow simultaneous access of a resourcec.To prevent a certain resource from being accessedd.To prevent data from being corrupted

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Solution

The uses of mutexes include:

a. To give priority to certain processes or tasks: This is not typically a primary use of mutexes. While priority can be a factor in determining which thread acquires a mutex when multiple threads are waiting, the main purpose of a mutex is to ensure that only one thread accesses a certain resource at a time.

b. To allow simultaneous access of a resource: This is incorrect. The purpose of a mutex (short for "mutual exclusion") is to prevent simultaneous access to a shared resource. When a thread acquires a mutex, all other threads attempting to acquire the same mutex are blocked until the first thread releases it.

c. To prevent a certain resource from being accessed: This is partially correct. A mutex can be used to prevent a resource from being accessed by more than one thread at a time. However, it does not prevent the resource from being accessed altogether.

d. To prevent data from being corrupted: This is correct. By ensuring that only one thread can access a resource at a time, mutexes can prevent race conditions that could lead to data corruption.

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