RHCSA RHCSA Shell Scripting and Automation 2

Question 1

Which cron field order is correct when defining a cron job?

Accepted Answer

minute hour day month weekday

Answer

The standard cron field order is: minute (0–59), hour (0–23), day of month (1–31), month (1–12), day of week (0–7).

Question 2

What cron schedule expression runs a job every day at 2:30 AM?

Accepted Answer

30 2 * * *

Answer

The expression `30 2 * * *` means minute=30, hour=2, any day, any month, any weekday — i.e., 2:30 AM daily.

Question 3

Which command lists all cron jobs for the current user?

Accepted Answer

crontab -l

Answer

`crontab -l` lists the current user's scheduled cron jobs without opening an editor.

Question 4

In a Bash `if` statement, which operator tests if two strings are equal?

Accepted Answer

==

Answer

Inside `[[ ]]` or `[ ]`, the `==` operator performs string equality comparison in Bash.

Question 5

What does the `read` command do in a Bash script?

Accepted Answer

Reads input from stdin into a variable

Answer

The `read` command reads a line from standard input and stores it in the specified variable name.

RHCSA Exam Practice Test