For each quiz, 20 random questions (or fewer if the question file contains less) will be displayed. Answer them to assess your preparation or, if you want to view all questions related to that topic along with their answers, simply click "Show all questions" inside the quiz page.
If you want to do a quiz with all the questions in the database or if you don't want the questions to be shuffled, select the respective checkbox here and then open the quiz you want to do.
If a question has a green checkmark, it means that the answer the site gives as "correct" is 100% correct, because it has been verified. However, if there is a yellow warning sign, it indicates that the marked answer may not be correct, although it is likely to be so. Please pay attention to these symbols when reviewing your quiz results.