A. /etc/shadow may not be readable or writable by user root.
B. Only root is allowed to read and write /etc/shadow.
C. Al users have full read and write access to /etc/shadow.
D. Al users have full read access to /etc/shadow.
Which of the following commands wil convert files from one character encoding to another?
Which environment variable wil override all LC_* variables?
Which command wil set the local machine's timezone to UTC?
A. cat UTC > /etc/timezone
B. ln -s /usr/share/zoneinfo/UTC /etc/localtime
C. date --timezone=UTC
D. mv /usr/timezone/UTC /etc
Which of the following actions prevents a specific user from scheduling tasks using at or batch?
A. Add the specific user to the /etc/at.allow file.
B. Add the specific user to the [deny] section in the /etc/atd.conf file.
C. Add the specific user to the /etc/at.deny file.
D. Add the specific user to the nojobs group.
E. Run atd --deny followed by the name of the specific user.