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MO CDL Air Brakes Practice Test 2

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Based on 2024 MO commercial driver's license manual
  • Updated for July 2024
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
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MO commercial driver's license
5 out of 5,
1 votes

About this test

7 min to complete
Available in EN and ES

This second MO Air Brakes practice test contains another set of 30 questions based on the official CDL manual. Just like the first test, this one is also designed to prepare you for the Air Brakes portion of your 2024 Commercial Driver’s License exam. There are several answer options, but only one of them is correct. Every time you answer a question, you’ll get immediate feedback with a detailed explanation, so you won’t need to wait until the end of the test to know the correct answers.

To fully understand the Air Brakes endorsement process and to master the material for the written exam, explore our detailed guides on the Air Brake endorsement and the Air Brakes written test.

What to expect on the actual MO CDL exam

25

questions

20

correct answers to pass

80

passing score

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