Linux System Administration lll Quiz Questions and Answers

Which statement about Kerberos authentication is not true?

Answer :
  • To authenticate, the user password is sent to the KDC, which checks the password and based on that hands out an authentication ticket.

Kerberos enable services need to store their password in a file so that they can start up automatically. If default names are used, which of the following files would be used for that purpose?

Answer :
  • /etc/krb5.keytab

Which of the following cannot be shared as SAN storage using an iSCSI target?

Answer :
  • All of the above can be shared.

Command to get ansible documentation of a module.

Answer :
  • ansible-doc < module >

Which of the following is not commonly used as a remote authentication related service that runs on RHEL 7?

Answer :
  • NIS

Which of the following is the name for the backend storage that is shared through the iSCSI target?

Answer :
  • LUN

What is the purpose of the exit 0 command that can be used at the end of a script?

Answer :
  • It informs the parent shell that the script could be executed without any problems.

Which utility enables you to generate a TLS certificate and key for setting up a TLS security Apache web server? Select two.

Answer :
  • gensl
  • openssl

Which of the following shows correct syntax to add a user into the users table?

Answer :
  • INSERT INTO user (Host,User,Password) VALUES (‘localhost’, ’linda’,’password’);

Which port should be open in the firewall to allow access to an NFSv4 server?

Answer :
  • 2049