1) Which file(s) contains the user's id number?
	/etc/passwd		/etc/shadow		/etc/group		/etc/gshadow

2) Which file(s) contains the user's encrypted password?
	/etc/passwd		/etc/shadow		/etc/group		/etc/gshadow

3) Which file(s) are world readable? 
	/etc/passwd		/etc/shadow		/etc/group		/etc/gshadow

4) Which song says
	Now you get to watch her leave
 	Out the window
 	Guess that's why they call it window pane

4) I have a user named “iceman”, in the group “iceman”.  I wish to make sure he is the owner of his home directory.  His home directory is /home/iceman.  What command will do this?



5) I have a user named “iceman”, in the group “heros”.  I wish to make sure he can read, write and execute his own home directory.  His home directory is /home/iceman.  What command will do this?



6) Which song says 
	Is this the real life? 
	Is this just fantasy? 
	Caught in a landslide 
	No escape from reality”?

7-10) Make me a user
	Name:  bugs				Group: animated
	Password: bunny			User ID:  12345
	Home Directory: /home/hannabarbera


11) What command will tell me how many filenames in /usr/bin have exactly four letters?


12) Write me a command that prints every line in /etc/passwd with a ":0:"?

13) Why do I care about such lines as described in question #12?

14) What command would make me a file with the contents of /etc/passwd but in alphabetic order?


15) Who sings this?  
	I came in like a wrecking ball
	I never hit so hard in love
	All I wanted was to break your walls
	All you ever did was wreck me

16) What does the 'file' command do?