FREE Online CDL Practice Test 2025
Stop stressing, and start practicing! Explore our inclusive set of realistic CDL practice tests designed to simulate the real thing. Start now to experience the test room conditions and ensure your success!
Practice for the CDL Permit Test and Endorsement Test
Ace your CDL permit and endorsement tests with our practice tests for every CDL subject. Complete the full-length test for all subjects to guarantee your success on the test day. Choose a category from the list below to get started!
General Knowledge
Practice to build a strong foundation for basic safe driving, from traffic laws to vehicle inspection and operation.
50 questions
10 mistakes allowed
Air Brakes
Our practice test sharpens your knowledge of air brake operation, making the Air brake test so simple.
25 questions
5 mistakes allowed
Combination Vehicles
Master combination vehicle concepts with our comprehensive practice test. Everything you need to drive multi-trailer rigs like a pro.
20 questions
4 mistakes allowed
HazMat
Ace the HazMat endorsement test with realistic questions on handling hazardous materials safely.
30 questions
6 mistakes allowed
Passenger Vehicles
Handle questions on safe passenger transporting with ease by practicing our realistic test.
20 questions
4 mistakes allowed
School Bus
Take our practice and prepare everything about safely transporting children with confidence.
20 questions
4 mistakes allowed
Doubles/ Triples Trailers
Deepen your knowledge of coupling/uncoupling, and emergency maneuvers to get ready for Doubles/Triples test.
20 questions
4 mistakes allowed
Tanker Vehicles
Equip your knowledge with essential concepts of safe liquid transportation and pass the Taner vehicles test on the first try.
20 questions
4 mistakes allowed
Pre-Trip Inspection
Strengthen your skills in identifying problems and ensuring your vehicle's ready for the road.
20 questions
4 mistakes allowed
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FAQs
Is the CDL Prep’s practice test free?
Yes, our practice tests are free to access and take. However, a pro account is required to view detailed explanations for each question. It is our most powerful feature and we are sure you will love it.
Are the questions and answers on the CDL practice test the same as the real exam?
We always try to mimic the official CDL handbook/manual as much as possible. The questions can not be exactly the same, but we ensure to cover every concept you might encounter in the test room, helping you feel well-prepared and pass the test with confidence.
How can this CDL practice test help me?
Give your trust in our practice tests and here is what you can expect:
- Estimate your current level and readiness.
- Sharpen your knowledge of every CDL subject.
- Familiarize yourself with the realistic test format and question types.
- Follow your progress and improvement through practice tests.
How many times can I take the CDL practice test?
Totally unlimited! You can take our CDL practice tests as many times as you wish. Practice until you are completely confident with your skills and knowledge.
