What is a shell command in linux?
Are semaphores atomic?
what is partial backup in linux ?
What is the purpose of linux operating system?
What is spinlock semaphore?
Why should you avoid telnet to administer a linux system remotely?
Where linux is used?
How to identify which shell you are using?
Linux is which kind of operating system?
What are the main features of linux operating system?
How to find where a file is stored in linux?
What is a shell in linux?
Why linux have no virus?