Question 1
A one-way check valve:
Correct Answer:
Prevents air from escaping if the air compressor has a leak.
Question 2
During a walk-around inspection, ensure there are no cracks on the brake drums that are more than ____ of the width of the friction area.
Correct Answer:
One half
Question 3
If the low pressure warning light comes on while you are driving:
Correct Answer:
Braking will only occur if there is enough air in the tanks.
Question 4
The air entering air storage tanks may contain:
Correct Answer:
Water and compressor oil.
Question 5
Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
Correct Answer:
100 psi
Question 1 of 25
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About this Exam

Prepare with the North Dakota CDL Air Brakes Test 1 practice quiz. This question bank includes 25 questions covering brake, pressure, tanks, vehicle, and dual. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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North Dakota CDL Air Brakes Test 1

This practice set contains 25 questions from the matching question bank and focuses on brake, pressure, tanks, vehicle, and dual. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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