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 Handbooks17. An Anti-Lock Braking System (ABS):
A
×
Cannot be used with air brakes.
B
×
Should be used on dry pavement.
C
√
Can assist in maintaining control when braking.
D
×
Should only be used if all axles have ABS.