NDG Linux Essentials 2.0 Chapter 11 Exam Online

Which are appropriate editors for writing shell scripts?
(choose two)

Which of the following are correct about for and while loops?
(choose two)

What is the correct way to assign the word “Hello” to a variable?

What is the correct way to save the current directory to a variable?

Which shell command accepts input from the user’s keyboard?

How would you finish your script with an exit code of 42?

The number of users logged in is in a variable called USERS. How would you test to see if 5 users are logged in?

while [ ! –f /tmp/foo ]; do
    echo –n “.”
    process_data > /tmp/foo
done

(choose two)

A conditional that lets you make multiple comparisons with a pattern is called:

How would you write a test that says “if /tmp/foo is a directory or USERS is greater than 5”?