Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3 ?
(A) chmod u+x emp[1-3]
(B) chmod 777 emp*
(C) chmod u+r ??? emp
(D) chmod 222 emp?
Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3 ?
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