Operating System MCQs

1019 MCQs  (Page 28 of 102)

Attempt Operating System Quiz
One difficulty of contiguous allocation is _____________
A. Finding space for a new file
B. Inefficient
C. Costly
D. Time taking
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_______ and ________ are the most common strategies used to select a free hole from the set of available holes.
A. First fit, best fit
B. Worst fit, first fit
C. Best fit, worst fit
D. None of the mentioned
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The first fit and best fit algorithms suffer from _____________
A. Internal fragmentation
B. External fragmentation
C. Starvation
D. All of the mentioned
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To solve the problem of external fragmentation ________ needs to be done periodically.
A. Compaction
B. Check
C. Formatting
D. Replacing memory
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If too little space is allocated to a file _____________
A. The file will not work
B. There will not be any space for the data, as the fcb takes it all
C. The file cannot be extended
D. The file cannot be opened
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A machine in Network file system (NFS) can be ________
A. Client
B. Server
C. Both client and server
D. Neither client nor server
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A _________ directory is mounted over a directory of a _______ file system.
A. Local, remote
B. Remote, local
C. Local, local
D. None of the mentioned
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The _________ becomes the name of the root of the newly mounted directory.
A. Root of the previous directory
B. Local directory
C. Remote directory itself
D. None of the mentioned
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___________ mounts, is when a file system can be mounted over another file system, that is remotely mounted, not local.
A. Recursive
B. Cascading
C. Trivial
D. None of the mentioned
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The mount mechanism ________ a transitive property.
A. Exhibits
B. Does not exhibit
C. May exhibit
D. None of the mentioned
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Word of the Day
12 Jul
Obdurate
stubbornly refusing to change one’s opinion or course of action.
ضدی، بدکار، سنگدلی

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