sca_sles15 Exam Dumps : SUSE Certified Administrator in Enterprise Linux 15

The file that contains information about secondary groups on the system is /etc/group. This file defines the group names, group IDs, group passwords, and group members for each group on the system. The primary group information for each user is stored in /etc/passwd file. References:

The file that lists each user’s home directory and login shell is /etc/passwd. This file contains information about each user account on the system, such as user name, password (or an x if using shadow passwords), UID, GID, full name or comment field, home directory path, login shell path, etc. Each line in this file corresponds to one user account and has seven fields separated by colons. References:

The UID that the root user has is 0. The UID (user ID) is a numeric value that uniquely identifies a user on the system. The root user is the superuser or administrator who has full privileges and access to all files and commands on the system. The root user always has the UID of 0, regardless of its name or password. References: