su = switch user
RTFM, Luke...
It allows you to switch users.
$su $reboot or $sudo reboot
switch user = su $ su above command will change the user to root $su johndoe above command will change the user to johndoe
su (will change user to root)sudo command (will run command as root)
su command is used to change the user.
For Unix/Linux, use either the 'sudo' command or 'su' to the root account.
k is not a standard command in Linux.
There is no such command. Obviously, in order to enter a command into the prompt, Linux must already be on.
In a Linux terminal, the command to create a new directory is: mkdir .
Super User! That allows you to assume full control over the system (Linux/Unix) when you log on as a regular user. You'll need a password.
In Linux the chmod command is used to set file permissions.
Nothing. Helo is not a recognized command in linux.