Operating System (OS)
What hole will allocates in "Worst-Fit" algorithm of memory management?

It allocates the largest hole from the available memory holes
It allocates the smaller hole than required memory hole
It allocates the exact same size memory hole
It allocates the smallest hole from the available memory holes

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Operating System (OS)
A critical region is

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

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