Multiple choice

From which command can you search unix manual for a particular keyword?

  1. man -k keyword

  2. man mkdir

  3. man man

  4. all of the above
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A Correct answer
Explanation

If you are not sure of the exact command name, you can use man with the -k option to help to find the command you need. To see one line summaries of each reference page, it contains the specified keyword.

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