Operating system mcqs file system free space performance

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Operating system mcqs file system free space performance

Question 6 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
By preallocating the inodes and spreading them across the volume, we ..... the system performance.
A
improve
B
decrease
C
maintain
D
do not affect
Question 7 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
With ..... a requested page and several subsequent pages are read and cached.
A
write ahead
B
read ahead
C
free-behind
D
add-front
Question 8 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A file being read or written sequentially should not have its pages replaced in LRU order, because .....
A
it is very costly
B
the most recently used page will be used last
C
it is not efficient
D
all of the mentioned
There are 8 questions to complete.