Schedule Recurring User Jobs

Question 1

What command displays the current date?

Answer 1

date

Question 2

What command opens crontab file with the deault text editor?

Answer 2

crontab -e

Question 3

What command lists the scheduled recurring jobs?

Answer 3

crontab -l

Question 4

What command runs a loop and sleeps for one second?

Answer 4

while ! test -f <output>; do sleep 1s; done</output>

Question 5

What command removes all scheduled recurring jobs?

Answer 5

crontab -r