Bash Shell Scripting- List of General-purpose commands to help understand about the usage of a command.

The video tutorial introduces essential Unix commands necessary for writing effective shell scripts. It explains the use of 'what is' and 'man' commands to understand command descriptions and usage without needing external resources. The tutorial provides examples using the PWD, 'what is', and 'who am I' commands, demonstrating how to retrieve command information and usage details directly from the Linux kernel. The session concludes with a summary of the discussed topics.

Describe how you can get a description of a command in Unix.

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Explain the function of the 'PWD' command in Unix.

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How can you find out the usage of a command if you are unsure?

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What information does the 'who am I' command provide?

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What is the purpose of the 'man' command in Unix?

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