Minnesota CDL Practice Test: Air Brakes - Test 2022

Based on 2022 MN CDL Handbook
Number of questions: 25
Passing score: 80%
Acceptable number of errors: 5

Instruction: To obtain this endorsement required to drive a vehicle with air brakes, applicants must pass a 20-question test. And to pass the test, applicants must score at least 80%. Test questions are from the Minnesota Commercial Driver Handbook. The School Bus endorsement can be used with the Class A, B, or C CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Minnesota DMV locations.

2. Having ABS on only one axle:
A
Still allows you additional control when braking.
B
Can be dangerous.
C
Slows the vehicle, but cannot stop it.
2 / 25
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