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  1. Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3?

    2. A.
    chmod u+x emp[1-3]
    B.
    chmod 777 emp*
    C.
    chmod u+r ??? emp
    D.
    chmod 222 emp?
    E.
    None of the above

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    Answer : Option A

    Explanation :

    No answer description available for this question.

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