1, test the disorder function. Each candidate's questions are randomly selected by the system, which reduces the chance of cheating and is the third-party anti-cheating function of the nail exam.
2. The function of option disorder. Disrupting the choice order of multiple-choice questions and true-false questions, so that each candidate has a different choice order when answering questions, can better avoid copying each other, and is a third-party anti-cheating function in nail exams.