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CDL Practice Tests

CDL Career Now free online CDL practice tests will help you study for your Class A commercial driver's license and all popular endorsements. Tests include general knowledge, combination vehicle, school bus, HAZMAT, tanker, doubles & triples. Tests are designed to supplement your CDL classes and have been updated for 2019.

Getting a high paying truck driving job begins with obtaining your CDL (Commercial Driver’s License). In order to do so, you will be required to pass a series of written CDL tests to receive the proper endorsements, based on what type of trucking career you are pursuing. Find a local CDL school now.

Study: CDL manualpre-trip inspection checklist - CDL study guide

General Knowledge

Before you sign up to take on the state required drivers test to earn your commercial license, test your general CDL knowledge with our CDL practice test.

Combination Vehicles

Test your knowledge of combination vehicles before you take your combination vehicles certification test at the DMV. Give yourself a passing chance before you take on the required exam.

Air Brakes

Practice your skills and test your knowledge regarding air brakes before you take the state certification air brake test.

HAZMAT Endorsement

Interested in advancing your career by obtaining a hazmat endorsement? Before you take your state's test, make sure you are prepared by answering our practice test questions.

Tanker Endorsement

Looking to earn your tanker endorsement? Don't take the state required exam without preparing with our practice test first. Test your current knowledge and identify areas that need improvement.

Doubles and Triples Endorsement

Preparing for the doubles and triples endorsement? Pass our practice test with a 90% or higher and set yourself up for success before taking on the state exam at your local DMV.

School Bus Endorsement

Our school bus CDL S endorsement practice test has questions and answers designed to check your understanding of the safe operation of a school bus.

Pre Trip Inspection Engine Compartment

The pre trip inspection includes a section about the engine compartment, this true or false practice test will help you check what you know.