Your single exam performance doesn't forever assign you to a class of people, you still have an opportunity to redo the exam next year or to be successful even

Your single exam performance doesn't forever assign you to a class of people, you still have an opportunity to redo the exam next year or to be successful even without a degree. That's not possible in China nor Korea. Even in Germany flunking a class might ban you from ever retaking it at any other German university.