Which of the following commands shows the current color depth of the X Server?
Correct Answer:C
What output will the following command sequence produce?
echo '1 2 3 4 5 6' | while read a b c; do echo result: $c $b $a;
done
Correct Answer:A
Which of the following commands will write a message to the terminals of all logged in users?
Correct Answer:D
Which file contains the date of the last change of a user's password?
Correct Answer:D
What is the purpose of the Bash built-in export command?
Correct Answer:D