DMV Cartedefr · North.Dakota · cdl · Air Brakes Test 1

North Dakota cdl Air Brakes - Test 1

Number of questions: 25

Passing score: 80%

Acceptable number of errors: 5

This endorsement is required for driving a vehicle with air brakes. To receive this endorsement, applicants must pass a written test. The test consists of 25 multiple choice questions. Each question has four answer choices. To pass, the applicant must answer at least 20 questions correctly. Test questions come from the North Dakota Commercial Driver Guide. Questions come from the chapter covering: Air Brakes. The Air Brakes endorsement may be used with the Class A, B or C CDL.

To DMV Handbooks

19. Air tank drains:

A ×

Allow rain water to enter the tank.

B

Are used to drain water and compressor oil from the air tank.

C ×

Should never be opened.

D ×

Must remain open during transit.

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