1. Question practiceCollect more than 1,000 past written test sample questions and selected test questions, which are completely free to use. The questions are divided into Parts A, B, and C. The content is fully in line with the scope of the latest Written Examination of the Department of Transportation, helping you prepare for the exam.2. Mock written testAccording to the real written test rules, the scoring and passing standards are in accordance with the latest requirements of the Transportation Department. The countdown function is provided in the app, and you can know the result immediately after completing the written test, which will help you strengthen your confidence in the test.3. Topic collectionOne-click to add your key topics to the favorites list for quick review.