Wisconsin CDL Practice Test: Class A - Test 5 2023
Based on
2023 WI CDL Handbook
Instruction: When applying for this license, applicants must pass a 50-question test. And applicants must score 80% to pass the test. The following questions are based on the details provided in the WI CDL Handbook. Endorsements that may be used with a Class A CDL include Hazardous Materials, Passenger, Double and Triples, HazMat and Tanker, Air Brakes and School bus. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Wisconsin DMV locations.
3. Why should you not use the trailer hand valve while driving?
A
The entire vehicle will rollover.
B
It could cause the brakes to malfunction.
C
It can cause off tracking.
D
It could cause the trailer to skid.