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Synchronization: Semaphores

SercoSteveB
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Active Participant
‎03-18-2013 07:13 AM
‎03-18-2013 07:13 AM

Which of the following is/are TRUE regarding Semaphores?

a) A Semaphore can be used to limit the number of tasks that can simultaneously operate on a shared resource.

b) Semaphores are an indication that a user action has occurred.

c) Each task that reaches a Semaphore waits until the specified number of tasks are waiting at which point execution continues.

d) A Semaphore is generated each time the UI thread is accessed.

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