1. If two files on same partition point to the same inode structure they are called ?
Soft links
Hard links
Copy links
Similar links
Answer: Option B
2. Which option of "grep" displays the line number as well ?
-n
-l
-d
-al
Answer: Option B
3. What communication command provides communication to another user logged on by writing to the bottom of their terminal ?
chat
talk
write
sendmsg
Answer: Option B
4. 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 ?