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Examen 201 : Advanced Administration »
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Question 13/20
Answer: echo $SHELL
Explanation: The 'echo' command is used to echo a string to standard output. $shell is an environment variable
that reflects the current shell in use. Therefore, the 'echo $shell' command will display the name and path of the
shell you are using.
Reference: http://www.santafe.edu/projects/echo/how-to/node30.html