Operating System MCQs

1019 MCQs  (Page 80 of 102)

Attempt Operating System Quiz
What will happens when a process closes the file?
A. Per-process table entry is not removed
B. System wide entry’s open count is decremented
C. All of the mentioned
D. None of the mentioned
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What is raw disk?
A. Disk without file system
B. Empty disk
C. Disk lacking logical file system
D. Disk having file system
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The data structure used for file directory is called ____________
A. Mount table
B. Hash table
C. File table
D. Process table
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In which type of allocation method each file occupy a set of contiguous block on the disk?
A. Contiguous allocation
B. Dynamic-storage allocation
C. Linked allocation
D. Indexed allocation
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If the block of free-space list is free then bit will ____________
A. 1
B. 0
C. Any of 0 or 1
D. None of the mentioned
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Which protocol establishes the initial logical connection between a server and a client?
A. Transmission control protocol
B. User datagram protocol
C. Mount protocol
D. Datagram congestion control protocol
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The UNIX sytem uses a/an ________ stored at the beginning of a some files to indicate roughly the type of file.
A. Identifier
B. Extension
C. Virtual number
D. Magic number
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The larger the block size, the ______ the internal fragmentation.
A. Greater
B. Lesser
C. Same
D. None of the mentioned
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In the sequential access method, information in the file is processed ____________
A. One disk after the other, record access doesnt matter
B. One record after the other
C. One text document after the other
D. None of the mentioned
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Sequential access method ______ on random access devices.
A. Works well
B. Doesnt work well
C. Maybe works well and doesnt work well
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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