How do I make a user an administrator in Linux? Open the terminal application. For remote Ubuntu/Debian server use the ssh command and log in as the root user using either su or sudo. Create a new user named marlena, run: adduser marlena. Make marlena user ‘sudo user’ (admin) run: usermod -aG sudo marlena.
What are the 3 types of users in Linux? There are three types of user in linux: – root, regular and service.
Which user is the administrator of Linux OS? In Unix-like computer OSes (such as Linux), root is the conventional name of the user who has all rights or permissions (to all files and programs) in all modes (single- or multi-user). Alternative names include baron in BeOS and avatar on some Unix variants.
How users are managed in Linux operating system? User management can be done in three ways on a Linux system. Graphical tools are easy and suitable for new users, as it makes sure you’ll not run into any trouble. Command line tools includes commands like useradd, userdel, passwd, etc. These are mostly used by the server administrators.