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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
Reliability of files can be increased by _____________
keeping the files safely in the memory
making a different partition for the files
by keeping them in external storage
by keeping duplicate copies of the file
Author:
rikazzz
Comment
OS File Systems and Their Implementation
File type can be represented by ____________
file name
file extension
file identifier
none of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
When in contiguous allocation the space cannot be extended easily?
the contents of the file have to be copied to a new space, a larger hole
the file gets destroyed
the file will get formatted and lost all its data
none of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
When a user job starts in a two level directory system, or a user logs in _____________
the users user file directory is searched
the system’s master file directory is not searched
the master file directory is indexed by user name or account number, and each entry points to the UFD for that user
all of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
The machine containing the files is the _______ and the machine wanting to access the files is the ______
master, slave
memory, user
server, client
none of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
The mount mechanism ________ a transitive property.
exhibits
does not exhibit
may exhibit
none of the mentioned
Mounting a remote file system does not give the client access to other file systems that were, by chance, mounted over the former file system.
Author:
rikazzz
Comment
OS File Systems and Their Implementation
One difficulty of contiguous allocation is _____________
finding space for a new file
inefficient
costly
time taking
Author:
rikazzz
Comment
OS File Systems and Their Implementation
Contiguous allocation has two problems _________ and _________ that linked allocation solves.
external – fragmentation & size – declaration
internal – fragmentation & external – fragmentation
size – declaration & internal – fragmentation
memory – allocation & size – declaration
Author:
rikazzz
Comment
OS File Systems and Their Implementation
A process _____ lower the priority of another process if both are owned by the same owner.
must
can
cannot
none of the mentioned
Author:
rikazzz
Comment
OS File Systems and Their Implementation
The server maintains a/an ________ that specifies local file systems that it exports for mounting, along with names of machines that are permitted to mount them.
export list
import list
sending list
receiving list
Author:
rikazzz
Comment
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