How do you switch from any user type to a super user type?
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How to log out in unix?
List a few significant features of unix?
How is windows different from unix?
Differentiate between absolute and related path?
Explain links and symbolic links.
Describe the concept of “region”.
Explain about shell aritmetic operators and functions?
How does the kernel differentiate device files and ordinary files?
What are the criteria for choosing a process for swapping out of the memory to the swap device?
Explain the different types of pathnames that are used in unix.
Name two paging states for a page in memory?
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.