What does the command "du -hcs *" do?

How do you update the last accessed time of a file?

Which of the following options of ln will allow you to create a symbolic link?

On a Linux system without the Shadow Suite installed, user passwords are stored in _______.

Which of the following can not be done with the help of ssh?

Where are the configuration files for a scanning device located?

The ____ command will display LVM volume groups.

The cksum command will read from standard input if:

What does the command 'set $(date)' do?

Which command will tell you how long a system has been up and running since it was last booted?

Which one of these lines will check if the directory 'foo' exists and create it if it doesn't?