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

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

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Operating System (OS)
System maintenance:

always requires several programs
is necessary on all systems, regardless of how good
is not required if the system is well written
None of these
is usually not necessary

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