How can you check the memory status?
What is difference between ext3 and ext4 file-system ?
How process is created in linux?
Does linux need a firewall?
What does ls -r do?
how would you find the logged user details in linux?
how nfs server works in linux.........please mention the nfs server working process
Why you shouldn’t use the root login?
What are linux file systems?
Differentiate between cron and anacron.
Where are semaphores used?
Is linux affected by viruses?
You have a large spreadsheet located in the /data directory that five different people need to be able to change. How can you enable each user to edit the spreadsheet from their individual home directories?