Explain different types of Unix systems.
How unix is different from other operating systems?
What is the difference between a shell variable that is exported and the one that is not exported?
I want to invest in learning things that will get me good jobs in future. But wondering if Unix knowledge is something that is a MUST have or is it better to do any Data-warehouse tool (cognos, Qclik view, ETL etc..). Please suggest me.
What is pipe in unix example?
Discuss the mount and unmount system calls ?
How to null a file in unix?
How to give execute permission for a file in unix?
What language is unix written?
What is the difference between a single dot and double dot in unix?
How do you delete a file in unix?
What uses unix operating system?
How would you identify daemons in unix?