Operating System Mcqs

Page No. 24

If binding is done at assembly or load time, then the process _____ be moved to different locations after being swapped out and in again.


acan


bmust


ccan never


dmay


View Answer can never

If a higher priority process arrives and wants service, the memory manager can swap out the lower priority process to execute the higher priority process. When the higher priority process finishes, the lower priority process is swapped back in and continues execution. This variant of swapping is sometimes called?


apriority swapping


bpull out, push in


croll out, roll in


dnone of the mentioned


View Answer roll out, roll in

The ___________ swaps processes in and out of the memory.


aMemory manager


bCPU


cCPU manager


dUser


View Answer Memory manager

The ___________ must design and program the overlay structure.


aprogrammer


bsystem architect


csystem designer


dnone of the mentioned


View Answer programmer

The idea of overlays is to ____________


adata that are needed at any given time


benable a process to be larger than the amount of memory allocated to it


ckeep in memory only those instructions


dall of the mentioned


View Answer all of the mentioned

What is the advantage of dynamic loading?


aA used routine is used multiple times


bAn unused routine is never loaded


cCPU utilization increases


dAll of the mentioned



What is Dynamic loading?


aloading multiple routines dynamically


bloading a routine only when it is called


cloading multiple routines randomly


dnone of the mentioned



If the process can be moved during its execution from one memory segment to another, then binding must be ____________


adelayed until run time


bpreponed to compile time


cpreponed to load time


dnone of the mentioned



Binding of instructions and data to memory addresses can be done at ____________


aCompile time


bLoad time


cExecution time


dAll of the mentioned


View Answer All of the mentioned

What is Address Binding?


agoing to an address in memory


blocating an address with the help of another address


cbinding two addresses together to form a new address in a different memory space


da mapping from one address space to another



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