You need to complete 80% of your course then automatically you will get attendance or course completion certificate. Then download it and you will be eligible for giving the exam.
1.Login to your account using this URL
https://training-lms.redhat.com/Saml/AuthRequest?sitename=rhls . Make sure to use exact username
2. Click on “Learning Pathways” Tab.
3. Select the learning path, that needs to be studied- in this case it will be - system automation...
4. Next page shows all the course and exam in that learning path.
5. Select the exam you want to enroll to and click on “View” button.
6. In the next page click on “enroll” to enroll yourself to the exam, you may select date, time and location from the portal.
An email will be sent to you with confirmation.