All your missed questions are saved
automatically for extra practice.
It's a practice test that's automatically made up of all your missed questions. Once you finish this test, you’ll be able to revisit your Challenge Bank™ to practice and sharpen your skills.
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The Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
DC CDL General Knowledge Exam Simulator 2025
It is normal to start feeling anxious and nervous as exam day approaches. However, such negative emotions can sabotage performance, causing even the most prepared students to make mistakes. The solution presents itself in the form of preparation. To become a licensed commercial driver in DC, you should dedicate several weeks to your learning phase. During this time, study the official District of Columbia commercial driver’s license manual (District of Columbia CDL Handbook) and use our practice tests to master the theory of commercial driving. Replace anxiety with confidence by familiarizing yourself with the content and format of the official exam through our DC CDL General Knowledge Exam Simulator. You can access it on any compatible device with an active internet connection and a browser. Simulate the CDL permit test from the comfort of your home as often as your daily schedule allows.
All 50 questions on this simulator have multiple answer choices. However, only one is correct, so you should analyze each option before selecting an answer. You will not get any hints or other assistance to help you choose. If you make a mistake, we will not provide any feedback. Remember, the purpose of this tool is to simulate the official exam, which does not provide any assistance. If you make too many mistakes, the test ends immediately. If you obtain failing scores repeatedly, we advise using our other practice tests to identify areas that need improvement. Visit the Challenge Bank™ to learn from your previous mistakes and receive detailed explanations of the correct answers. Although the official CDL general knowledge exam is timed, we have omitted any timer from our simulator. Take as long as you need to finish each session. Remember, you are not in a competition, so cheating will not benefit you in any way.
Obtaining a commercial driver’s license in the capital of the United States is no easy task, but we’ll help you achieve this goal. Start today and create a study routine integrating the most efficient resources. Follow it consistently and you’ll see your scores on our simulator naturally improve over time.
Authored and curated by Steven Litvintchouk, M.S.
Chief Educational Researcher (ACES member)
Methodology & Editorial Policy
Last verified for accuracy: October 2025 (reviewed weekly)
Official sources we check
What to expect on the actual DC permit test
questions
correct answers to pass
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The Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.