GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
52. | 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? | |