Operating System (OS)
What is the method of handling deadlocks?

Use a protocol to ensure that the system will never enter a deadlock state
Pretend that deadlocks never occur in the system
Allow the system to enter the deadlock state and then recover
All of these

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Operating System (OS)
A critical region is

a program segment that often causes unexpected system crashes
a program segment that has not been proved bug-free
one which is enclosed by a pair of P and V operations on semaphores
none is the above
a program segment where shared resources are accessed

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