schedulting commands Flashcards

(8 cards)

1
Q

what does the at daemond (atd) do?

A

allows you to schedule a command that will only happen once in the future

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2
Q

what does the cron command do?

A

allows you schedule a command that happens repeatably

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3
Q

true or false | if the /etc/at.allow and the /etc/at.deny do not exist all users are allowed to schedule tasking using the at daemon?

A

FALSE only the root user can do it

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4
Q

how do you allow users to use the at daemon?

A

by makeing the /etc/at.allow and add the users that you want to be allow to do it

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5
Q

how do you deny users to use the at daemon and what does denying cause?

A

by adding them to the /etc/at.deny

it causes all users not in /etc.at,deny to be allowed to use the at daemon

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6
Q

what happens if both /etc/at.deny and /etc/at.deny exist

A

only /etc/at.allow is used

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7
Q

true or false | on fedora only the /etc/at.deny is left on default which allows all users to use the at daemon?

A

true

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8
Q

true or false on ubuntu systems only the /etc/at.deny exist but list daemon users accounts in which allows only the root user to use at daemons

A

FALSE while the /etc/at.deny exists by default and does have daemon users listed in it . IT DOES NOT only make the root user be able to use the at daemon but other regular users as well

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