SUDO IN LINUX

SUDO :
An authorized user to execute commands with administrative (superuser) privileges in Linux. It is commonly used to run system-level commands that require higher permissions, without logging in directly as the root user.

SYNTAX :
sudo [options] command

COMMANDS :

sudo ls /root

EXAMPLE :

sudo nano /etc/hosts

SUBSTITUTE USER :

To switch from your current user account to another user account, most commonly the root user. Once switched, you have the full privileges of that user until you exit the session.