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OS File Systems and Their Implementation
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OS File Systems and Their Implementation
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OS File Systems and Their Implementation
What is the mounting of file system?
crating of a filesystem
deleting a filesystem
attaching portion of the file system into a directory structure
removing the portion of the file system into a directory structure
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rikazzz
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OS File Systems and Their Implementation
Which file is a sequence of bytes organized into blocks understandable by the system’s linker?
object file
source file
executable file
text file
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rikazzz
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OS File Systems and Their Implementation
The data structure used for file directory is called ____________
mount table
hash table
file table
process table
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rikazzz
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OS File Systems and Their Implementation
In the world wide web, a ____ is needed to gain access to the remote files, and separate operations are used to transfer files.
laptop
plugin
browser
player
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rikazzz
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OS File Systems and Their Implementation
For any type of access, contiguous allocation requires ______ access to get a disk block.
only one
at least two
exactly two
none of the mentioned
We can easily keep the initial address of the file in memory and calculate immediately the disk address of the ith block and read it directly.
Author:
rikazzz
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OS File Systems and Their Implementation
The operating system _______ the links when traversing directory trees, to preserve the acyclic structure of the system.
considers
ignores
deletes
none of the mentioned
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rikazzz
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OS File Systems and Their Implementation
A file being read or written sequentially should not have its pages replaced in LRU order, because _____________
it is very costly
the most recently used page will be used last
it is not efficient
all of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
In UNIX, even an ’empty’ disk has a percentage of its space lost to ______
programs
inodes
virtual memory
stacks
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rikazzz
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OS File Systems and Their Implementation
In the tree structured directories _____________
the tree has the stem directory
the tree has the leaf directory
the tree has the root directory
all of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
The mount request is mapped to the corresponding __________ and is forwarded to the mount server running on the specific server machine.
IPC
System
CPU
RPC
Author:
rikazzz
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