All our courses are beginners level. There are 50 questions in each exam. The questions are multiple choice questions, with either 3 or 4 different options. In order to get certified you need to answer correct on 25 out of 50 questions (Passing score: 50%. Time limit: 60 minutes). Once you pass the exam, you can download your certification.
To summarize: You need to answer correct on at least 50% of the questions. If you get less than 50%, you probably need to read your ebook one more time, and once you are ready to retake your exam, you login to your account, and try again.