Which of the following crontab entries will execute myscript at 30 minutes past every hour on Sundays?
A . 0 * * * 30 myscript
B . 30 * * * 6 myscript
C . 30 0 * * 0 myscript
D . 30 0-23 * * 0 myscript
E . 0 0-23 * * 30 myscript
Answer: D
Which of the following crontab entries will execute myscript at 30 minutes past every hour on Sundays?
A . 0 * * * 30 myscript
B . 30 * * * 6 myscript
C . 30 0 * * 0 myscript
D . 30 0-23 * * 0 myscript
E . 0 0-23 * * 30 myscript
Answer: D