Question: You wish to make sure that a user 'jones' cannot have a crontab file. What action should you take? None of the choices is correct

You wish to make sure that a user 'jones' cannot have a crontab file. What action should you take?
None of the choices is correct
Create an entry 'jones' in the sudoers file
No action is required since users must be explicitly permitted to have a crontab file
Create an entry 'jones in the crontab.deny file
Create an entry 'jones' in the crontab. allow file

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