Operating System Mcqs

Page No. 90

A single swap space ______ reside in two places.


acan


bcannot


cmust not


dnone of the mentioned


View Answer can

Linux __________ the use of multiple swap spaces.


aallows


bdoes not allow


cmay allow


dnone of the mentioned


View Answer allows

Using swap space significantly _________ system performance.


aincreases


bdecreases


cmaintains


ddoes not affect


View Answer decreases

Virtual memory uses disk space as an extension of _________


asecondary storage


bmain memory


ctertiary storage


dnone of the mentioned


View Answer main memory

If a disk fails in RAID level ___________ rebuilding lost data is easiest.


a1


b2


c3


d4


View Answer 1

RAID level 0+1 is used because, RAID level 0 provides ______ whereas RAID level 1 provides ________


aperformance, redundancy


bperformance, reliability


credundancy, performance


dnone of the mentioned



The potential overuse of a single parity disk is avoided in RAID level _______


a3


b4


c5


d6


View Answer 5

RAID level ____ spreads parity and data among all N+1 disks rather than storing data in N disks and parity in 1.


a3


b4


c5


d6


View Answer 5

RAID level 5 is also known as ____________


abit-interleaved parity organization


bblock-interleaved parity organization


cblock-interleaved distributed parity


dmemory-style ECC organization



A write of a block has to access ____________


athe disk on which the block is stored


bparity disk


ca parity block


dall of the mentioned


View Answer all of the mentioned

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