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Linux MCQs

To access the value of an environment variable, we _____.

type the variable's name (in lower case only)

add the dollar ($) symbol after the variable name

add the hash (#) symbol after the variable name

add the underscore (_) symbol before the variable name

add the dollar ($) symbol before the variable name

Answer

Correct Answer: add the dollar ($) symbol before the variable name

Explanation:

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