Project $4-7$

ESTIMATED TIME: $30$ minutes

OBJECTIVE: Set access permissions.

DESCRIPTION: In this hands$-$on project, you apply and modify access permissions on files and directories and test their effects.

$1$

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!.

$2$

At the command prompt, type touch permsample and press Enter. Next, type chmod $777$ permsample at the command prompt and press Enter.

$3$

At the command prompt, type ls $-$l and press Enter. Who has read, write, and execute permissions to this file?

$4$

At the command prompt, type chmod $000$ permsample and press Enter. Next, type ls $$l at the command prompt and press Enter. Who has read, write, and execute permissions to this file?

$5$

At the command prompt, type rm $$f permsample and press Enter. Were you able to delete this file? Why?

$6$

At the command prompt, type cd $/$ and press Enter. Next, type pwd at the command prompt and press Enter. Type ls $$F at the command prompt and press Enter. Note the directories you see under the $/.$

$7$

At the command prompt, type ls $$l and press Enter to view the owner, group owner, and permissions on the foruser$1$ directory created in Hands$-$On Project $4-1.$ Who is the owner and group owner? If you were logged in as the user user$1,$ in which category would you be placed $($user$,$ group, other$)?$ What permissions do you have as this category $($read$,$ write, execute$)?$