Which command with all parameters and arguments, can be used by root to erase the cron job list for the user fred?

CORRECT TEXT
Which command with all parameters and arguments, can be used by root to erase the cron job list
for the user fred?

CORRECT TEXT
Which command with all parameters and arguments, can be used by root to erase the cron job list
for the user fred?

Answer: crontab -u fred -r

Explanation:

From the crontab manpage
-u Specify the name of the user
-r Remove the current crontab



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