1.      Explain clearly why competition synchronization is not a problem in a programming environment that supports coroutines but not concurrency.

2.      What is the best action a system can take when deadlock is detected?

3.      Busy waiting is a method whereby a task waits for a given event by continuously checking for that event to occur. What is the main problem with this approach?

4.      In languages without exception-handling facilities, it is common to have most subprograms include an



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