Question: Explain how TestAndSet ( lock ) works in the Entry section? If the call changed the value of lock from false to true, exit the

Explain how TestAndSet(lock) works in the Entry section?
If the call changed the value of lock from false to true, exit the Entry section and enter the Critical section.
If the call changed the value of lock from true to false, exit the Entry section and enter the Critical section.
If the call changed the value of lock from false to true or the value remained true before and after the call, exit the Entry section and enter the
Critical section.
If the call changed the value of lock from false to true or the value remained false before and after the call, exit the Entry section and enter the
Critical section.
Explain how TestAndSet(lock) works in the Entry section? If the call

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