Operating System Mcqs

Page No. 2

Which of the following is not the state of a process?


aNew


bOld


cWaiting


dRunning


View Answer Old

The state of a process is defined by __________


athe final activity of the process


bthe activity just executed by the process


cthe activity to next be executed by the process


dthe current activity of the process



The number of processes completed per unit time is known as __________


aOutput


bThroughput


cEfficiency


dCapacity


View Answer Throughput

A Process Control Block(PCB) does not contain which of the following?


aCode


bStack


cBootstrap program


dData


View Answer Bootstrap program

Which of the following does not interrupt a running process?


aA device


bTimer


cScheduler process


dPower failure


View Answer Scheduler process

Which of the following need not necessarily be saved on a context switch between processes?


aGeneral purpose registers


bTranslation lookaside buffer


cProgram counter


dAll of the mentioned



The context of a process in the PCB of a process does not contain __________


athe value of the CPU registers


bthe process state


cmemory-management information


dcontext switch time


View Answer context switch time

Suppose that a process is in “Blocked” state waiting for some I/O service. When the service is completed, it goes to the __________


aRunning state


bReady state


cSuspended state


dTerminated state


View Answer Ready state

In a multiprogramming environment __________


athe processor executes more than one process at a time


bthe programs are developed by more than one person


cmore than one process resides in the memory


da single user can execute many programs at the same time



In a time-sharing operating system, when the time slot given to a process is completed, the process goes from the running state to the __________


aBlocked state


bReady state


cSuspended state


dTerminated state


View Answer Ready state

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