Operating System (OS)
Which of the following can be accesses by transfer vector approach of linking?

External data segments
None of these
Data located in other procedures
All of these
External subroutines

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Operating System (OS)
A critical region is

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

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