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MCQ

Under multiprogramming, turnaround time for short jobs is usually ________ and that for long jobs is slightly ___________

Lengthened; Shortened

Shortened; Lengthened

Shortened; Shortened

Shortened; Unchanged

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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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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. The total CPU utilization is?

0.9

0.74

0.94

0.8

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MCQ

Time required to synchronous switch from the context of one thread to the context of another thread is called?

threads fly-back time

jitter

context switch time

none of the mentioned

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MCQ

There are two processes P1 and P2, whose periods are 50 and 100 respectively. P1 is assigned higher priority than P2. The processing times are t1 = 20 for P1 and t2 = 35 for P2. Is it possible to schedule these tasks so that each meets its deadline using Rate monotonic scheduling?

yes

maybe

none of the mentioned

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MCQ

What is Response time?

the total time taken from the submission time till the completion time

the total time taken from the submission time till the first response is produced

the total time taken from submission time till the response is output

none of the mentioned

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Introduction to Operating System

Types

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Process Synchronization

Memory Management

Storage Management

Input Output Systems

Networking

Distributed Operating System

Protection and Security

Unix

Linux

MS Windows

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Operating Systems Overview

Process Management

Finding and Processing Files

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