“Lindows, a distribution of Linux, does not require you to set
up user accounts; by default you log in as the Administrator. This
article explains why you should have user accounts anyway and how
to manage them. Experienced Linux users can safely skip ahead to
the Setting Up Accounts section.“Before you can use a Linux system, you need to log in using a
user account. A user account is a record that the system keeps for
each user to record system data about that user, such as the user’s
password. The account is linked to a user name that is unique on a
Linux system. The system checks the user account data to decide
whether to grant or deny each user access to files and devices on
the system.“A special account called root can be found in any Linux or
other UNIX-based system. The Lindows login manager calls this
account Administrator. Sometimes the root account is called the
Super-User account. This account has full permission over the
system–it can do almost anything…”