Multiple choice technology architecture

Purpose of unix command “who”?

  1. Displays information about all users currently on the local system.

  2. Displays the path name of the working directory.

  3. Counts the number of lines, words, bytes, or characters in a file.

  4. Displays the status of the last executed command.
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A Correct answer
Explanation

The standard Unix command who displays a list of users currently logged into the local system. Distractors describe other commands: pwd for the working directory path, and wc for counting lines, words, or bytes.

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