Question Discussion & Solution

MCQ

In multilevel feedback scheduling algorithm ____________

a process can move to a different classified ready queue

classification of ready queue is permanent

processes are not classified into groups

none of the mentioned

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MCQ

To schedule the processes, they are considered _________

infinitely long

periodic

heavy weight

light weight

Discussion

MCQ

In priority scheduling algorithm, when a process arrives at the ready queue, its priority is compared with the priority of ____________

all process

currently running process

parent process

init process

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MCQ

A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35., can the two processes be scheduled using the EDF algorithm without missing their respective deadlines?

Yes

Maybe

None of the mentioned

Discussion

MCQ

Consider the following set of processes, the length of the CPU burst time given in milliseconds.

ProcessBurst Time                       
   P1    6
   P2    8
   P3    7
   P4    3

Assuming the above process being scheduled with the SJF scheduling algorithm.

The waiting time for process P1 is 3ms

The waiting time for process P1 is 0ms

The waiting time for process P1 is 16ms

The waiting time for process P1 is 9ms

Discussion

MCQ

A process is selected from the ______ queue by the ________ scheduler, to be executed.

blocked, short term

wait, long term

ready, short term

ready, long term

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Distributed Operating System

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Linux

MS Windows

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