At the command prompt, type touch specialfile and press Enter. Next, type ls $$l at the command prompt and press Enter to verify that specialfile was created successfully. Who is the owner and group owner of specialfile?

$3$

At the command prompt, type chmod $4777$ specialfile and press Enter. Next, type ls $-$l at the command prompt and press Enter. Which special permission is set on this file? If this file were executed by another user, who would that user be during execution?

$4$

At the command prompt, type chmod $6777$ specialfile and press Enter. Next, type ls $-$l at the command prompt and press Enter. Which special permissions are set on this file? If this file were executed by another user, who would that user be during execution and which group would that user be a member of$?$

$5$

At the command prompt, type chmod $6444$ specialfile and press Enter. Next, type ls $-$l at the command prompt and press Enter. Can you tell if execute is not given underneath the special permission listings? Would the special permissions retain their meaning in this case?

$6$

Switch to a command$-$line terminal $($tty$5)$ by pressing Ctrl$+$Alt$+$F$5$ and log in to the terminal using the user name of root and the password of LINUXrocks!.

$7$

At the command prompt, type mkdir $/$public and press Enter. Next, type chmod $1777/$public at the command prompt and press Enter. Which special permission is set on this directory? Who can add or remove files to and from this directory?

$8$

At the command prompt, type touch $/$public$/$rootfile and press Enter.