Answer / Md Asif Iqbal

Unix is primarily used as an operating system for servers, workstations, and personal computers. It is also commonly used in embedded systems and mobile devices.

Discuss briefly about the directory representation in unix.

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Explain piping.

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What is the difference between soft link and hard link in Unix operating system ?

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How to get the n-th field from a Unix command output?

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What is dev null in unix?

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Is android unix based?

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What is the role of the kernel in unix?

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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.

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What does unix like mean?

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What is unix mtime?

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What does cd mean in unix?

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Write down some common shells with their indicators?

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