Operating System Mcqs

Page No. 46

Servicing requests strictly according to deadline using EDF may result in ___________


alower seek times

✖


blower bandwidth

✖


chigher seek time

✓


dhigher bandwidth

✖


View Answer higher seek time

As disks have relatively low transfer rates and relatively high latency rates, disk schedulers must reduce latency times to ___________


aensure high bandwidth

✓


bensure low bandwidth

✖


cmake sure data is transferred

✖


dreduce data transfer speeds

✖


View Answer ensure high bandwidth

The priority of a process will ______________ if the scheduler assigns it a static priority.


achange

✖


bremain unchanged

✓


cdepends on the operating system

✖


dnone of the mentioned

✖


View Answer remain unchanged

A scheduling algorithm can use either ___________ priority or ________ priority.


astatic, still

✖


bstatic, dynamic

✓


clive, dead

✖


dnone of the mentioned

✖


View Answer static, dynamic

To let a client have random access to a media stream with ___________


athe protocol used must not be stateless

✓


bthe server must support download

✖


cthe stream should give access rights to the client

✖


dall of the mentioned

✖



The difficulty with multicasting from a practical point of view is ___________


amemory allocation is difficult

✖


bserver must establish a separate unicast session for each client

✖


cthe routers must support multicasting

✓


dnone of the mentioned

✖



The problem with unicast delivery is that the ___________


amemory allocation is difficult

✖


bserver must establish a separate unicast session for each client

✓


cthe routers must support unicasting

✖


dthe clients must be close to the server

✖



RTP stands for ___________


areal time protocol

✖


breal time transmission control protocol

✖


c real time transmission protocol

✖


dreal time transport protocol

✓



In the TEARDOWN state ___________


athe server breaks down the connection and releases the resources allocated for the session

✓


bthe client breaks down the connection and releases the resources allocated for the session

✖


cthe system crashes

✖


dnone of the mentioned

✖



In the SETUP state ___________


athe server is setup

✖


bthe client is setup

✓


cthe server allocates resources for the client session

✖


dthe client sends requests to the server

✖


View Answer the client is setup

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