To Prevent a Specific User from Scheduling Tasks with At

question 7

Multiple Choice

To prevent a specific user from scheduling tasks with at, what should the administrator do?

• A) Add the specific user to /etc/at.allow file. Add the specific user to /etc/at.allow file.
• B) Add the specific user to [deny] section in the /etc/atd.conf file . [deny] section in the /etc/atd.conf file .
• C) Add the specific user to /etc/at.deny file . /etc/at.deny file
• D) Add the specific user to nojobs group . nojobs group
• E) Run the following: atd --deny [user]. Run the following: atd --deny [user].

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Definitions:

Energy

The capacity to do work or produce change, existing in various forms such as kinetic, potential, thermal, electrical, chemical, and nuclear.

Pupil

The black circular opening in the center of the iris of the eye through which light enters, adjusting in size to regulate the amount of light reaching the retina.

Electromagnetic Spectrum

The range of all types of electromagnetic radiation, from radio waves to gamma rays, including visible light.

Olfaction

The sense of smell, which is the detection and identification of molecules in the air by the olfactory system.