Get started on your FREE 2024 WA DOL CDL Practice Test now!

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Welcome to the WA CDL Practice Test section.

These Washington DOL tests we designed to be used with the 2024 Washington CDL Maunal to get you ready to pass the CDL exams. These tests includes General Knowledge, Air Brakes, Combination, Doubles & Triples, Tanker, Hazerdous Material, Passenger, and School Bus. We have also created Pre Trip practice tests to get you stated on the Pre Trip inspection exam that follows passing your written exams.

We have three options to help you on your path. Our CDL Practice Tests offer immediate feedback showing you the question, your answer, the correct answer, and an explaination. We also have a CDL Quick Review which take the form of flashcards, and the CDL Exam Simulator that will give you chance at a real testing environment

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General Knowledge -
More Information The general knowledge test is the first of several tests that you will have to complete in order to get your CDL. The questions cover general information about commercial vehicles, driving, and vehicle inspections. The test has a total of 50 questions, and requires at least 40 correct answers to pass.

General Knowledge Practice Test 1

General Knowledge Practice Test 2

General Knowledge Practice Test 3

General Knowledge Practice Test 4

General Knowledge Practice Test 5

General Knowledge Practice Test 6

General Knowledge Practice Test 7

General Knowledge Practice Test 8

Air Brakes -
More Information You must have an Air brake endorsement on your driver's license to drive a vehicle equipped with an air brake system. This test will test your knowledge of the function, parts, and braking distance of air brakes. The test will consist of 25 questions, and at least 20 correct answers are needed to pass.

Air Brakes Practice Test 1

Air Brakes Practice Test 2

Air Brakes Practice Test 3

Air Brakes Practice Test 4

Combination -
More Information The combination endorsement allows you to drive a vehicle with a power unit and one trailer. This test will cover the "ins and outs" of operating articulated vehicles. The exam consists of 25 questions, and requires at least 20 correct to pass.

Combination Practice Test 1

Combination Practice Test 2

Combination Practice Test 3

Combination Practice Test 4

Combination Practice Test 5

Hazardous Material -
More Information The Hazardous Material endorsement allows the driver to operate a vehicle containing items such as poisons, explosives, flammables, etc. You will also have to pass the TSA Hazardous Material Threat Assessment to get this endorsement. There are 30 questions, 24 correct required to pass.

Hazardous Material Practice Test 1

Hazardous Material Practice Test 2

Hazardous Material Practice Test 3

Hazardous Material Practice Test 4

Tanker -
More Information The Tanker endorsement allows the driver to operate a vehicle weighing more than 26,000 pounds designed to transport any liquid or gaseous material within a tank that is permanently or temporarily attached to the vehicle. There are 20 questions, 16 correct required to pass.

Tanker Practice Test 1

Tanker Practice Test 2

Tanker Practice Test 3

Doubles / Triples -
More Information The Doubles/Triples endorsement is required for drivers to pull 2 trailers (doubles) or 3 trailers (triples) connected to a single power unit. There are 20 questions on this test, and 16 correct answers are required to pass.

Doubles / Triples Practice Test 1

Doubles / Triples Practice Test 2

Doubles / Triples Practice Test 3

Passenger -
More Information Bus drivers must have a commercial driver's license with a passenger endorsement in order to operate a vehicle which seats 16 or more, including the driver. There are 20 questions on this test, and 16 correct answers are required to pass.

Passenger Practice Test 1

Passenger Practice Test 2

Passenger Practice Test 3

Passenger Practice Test 4

School Bus -
More Information School Bus Endorsement is required for any driver who operates a school bus. After the permit tests the training can be only completed by a local school district. There are 20 questions on this test, and 16 correct answers are required to pass.

School Bus Practice Test 1

School Bus Practice Test 2

School Bus Practice Test 3

School Bus Practice Test 4

Pre Trip -
More Information The Pre-Trip exam is an oral exam where you are expected to check the vehicle parts to insure it is safe for road use. The amount of parts you need to check increase with the size of the vehicle, and by type of vehicle.

Pre Trip Practice Test 1

Pre Trip Practice Test 2

Pre Trip Practice Test 3

Free Pre-trip Videos -
More Information The Pre-Trip exam is an oral exam where you are expected to check the vehicle parts to insure it is safe for road use. The amount of parts you need to check increase with the size of the vehicle, and by type of vehicle.

Engine Compartment Pretrip Video

Inside Cab Pretrip Video

Rear of Tractor Pretrip Video

Exterior Light Pretrip Video

Complete Trailer Pretrip Video