Operating System (OS)
Capacity planning

is independent of the operating system
None of these
requires detailed system performance information
is not needed in small installations
does not depend on the monitoring tools available

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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
none is the above
a program segment where shared resources are accessed
one which is enclosed by a pair of P and V operations on semaphores

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Operating System (OS)
Under virtual storage,

interprogram interference may occur
None of these
a single program is processed by two or more CPUs
two or more programs are stored concurrently in primary storage
only the active pages of a program are stored in primary storage

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