Users, groups, and permissions practice
Practice path for useradd, passwd, chown, chmod, ACLs, and sudoers tasks.
Goal
Increase speed and consistency for user and permission tasks under exam constraints.
Completed exercises
- User lifecycle with expiration policies.
- Project group creation and membership updates.
- POSIX and ACL permission scenarios.
- Basic sudo delegation by group.
Reference commands
sudo useradd -m student1
sudo passwd student1
sudo setfacl -m u:student1:rwx /srv/lab
sudo visudo