Our Premium Membership comes with a Pass Guarantee (30-day access and longer). If you successfully complete all the practice tests for your province/territory, we promise you a passing grade on your official written knowledge test or we'll refund your money. Your most recent completion of all the tests should be not earlier than 30 days before your exam date.
To claim
Just send us an email with your full name (must match the name and email address used for your purchase at Tests.ca) within 30 days from the purchase of your Premium membership.
What happens next
We'll check your account to make sure you've successfully completed all practice tests for your state. Once that is confirmed, we'll issue a full refund (you'll receive a separate email confirmation).
District of Columbia CDL General Knowledge Test 10 2025
Part of mandatory Entry-Level Driver Training CourseBased on 2025 DC commercial driver's license manualAvailable in EN, ES
50questions
10mistakes allowed
80%passing score
Updated for January 2025, this District of Columbia General Knowledge practice test contains another 50 questions based on the official CDL (Commercial Driver’s License) manual. You can use this test to prepare for the General Knowledge portion of the DC CDL exam. These questions are multiple-choice, with three possible answers for each question. Only one of those answers is correct. If you’re not sure about the correct answer, you can use the hint provided for each question. Each hint points you to the correct answer without giving away the correct answer itself. This should allow you to make an informed decision about the correct answer, even if you don’t actually know it. There is no time limit for completing this practice test. Every time you answer a question, you’ll get immediate feedback with a detailed explanation, so you won’t need to wait until the end of the test to know the correct answers.
Unlock all 1,500+ exam-like questions for District of Columbia. Pass Guarantee
Become a member to unlock our extensive library of 1,500+ exam-like questions and get your District of Columbia ELDT certification online. Official FMCSA-approved national Entry-Level Driver Training provider.
District of Columbia CDL General Knowledge Test 10
Updated for January 2025, this District of Columbia General Knowledge practice test contains another 50 questions based on the official CDL (Commercial Driver’s License) manual. You can use this test to prepare for the General Knowledge portion of the DC CDL exam. These questions are multiple-choice, with three possible answers for each question. Only one of those answers is correct. If you’re not sure about the correct answer, you can use the hint provided for each question. Each hint points you to the correct answer without giving away the correct answer itself. This should allow you to make an informed decision about the correct answer, even if you don’t actually know it. There is no time limit for completing this practice test. Every time you answer a question, you’ll get immediate feedback with a detailed explanation, so you won’t need to wait until the end of the test to know the correct answers.
Well done on completing the free test! Ready to take the next step?
Secure your CDL and ELDT certification with confidence!
The only 3-in-1 CDL program officially licensed by the FMCSA. Unlock your ELDT certificate, over 1,500 exam-like questions, and a Theory Exam Pass Guarantee. Prepare to pass with our insider CDL Cheat Sheets — study smart, not hard.