LPIC-2 Certified Linux Engineer (202-450) (#15)

Select the alternative that shows the correct way to disable a user login for all users except root.

The use of the pam_block module along with the /etc/login configuration file.
The use of the pam_deny module along with the /etc/deny configuration file.
The use of the pam_pwdb module along with the /etc/pwdv.conf configuration file.
The use of the pam_nologin module along with the /etc/nologin configuration file.