Which of these commands will set the permissions on file textfile to read and write for the owner, read for the group, and nothing for everyone else?

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Mr. Dubey

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📊 Operating System Architecture

Q. Which of these commands will set the permissions on file textfile to read and write for the owner, read for the group, and nothing for everyone else?

(A) chmod 046 textfile
(B) chmod 640 textfile
(C) chmod 310 textfile
(D) chmod rw r nil textfile

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✅ Correct Answer: (B) chmod 640 textfile

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