Operating system mcqs file system recovery

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Operating system mcqs file system recovery

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Each set of operations for performing a specific task is a .....
A
program
B
code
C
transaction
D
all of the mentioned
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A consistency checker ..... and tries to fix any inconsistencies it finds.
A
compares the data in the secondary storage with the data in the cache
B
compares the data in the directory structure with the data blocks on disk
C
compares the system generated output and user required output
D
all of the mentioned
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A systems program such as fsck in ..... is a consistency checker.
A
UNIX
B
Windows
C
Macintosh
D
Solaris
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Some directory information is kept in main memory or cache to .....
A
fill up the cache
B
increase free space in secondary storage
C
decrease free space in secondary storage
D
speed up access
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All the changes that were done from a transaction that did not commit before the system crashed, have to be .....
A
saved
B
saved and the transaction redone
C
undone
D
none of the mentioned
There are 5 questions to complete.

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