Question Detail

Kernel minimizes the frequency of disk access by keeping a pool of internal data buffer which helps to increase the response time, this is known as ?

Buffer cache
Spooling
Pooling
Virtual Memory

Answer: Option A

Similar Questions :

1. Default permissions of a file can be changed with ?

group
chperm
chmod
chall

Answer: Option C

2. File inode number can be viewed by ?

-s
-i
-a
-t

Answer: Option B

3. All the abbreviations in vi editor can be shown by ?

all
ab
ashow
atat

Answer: Option B

4. Which one shows the name of the operating system ?

uname -n
uname -l
uname -m
uname -o

Answer: Option D

5. How many links are created when we create a directory file ?

1
2
3
4

Answer: Option B

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