Wisconsin CDL Practice Test: Class A - Test 4 2022

Based on 2022 WI CDL Handbook
Number of questions: 29
Passing score: 80%
Acceptable number of errors: 5

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 Wisconsin Commercial Driver 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.

1. The _______ can be used to slow the vehicle while you are driving down a hill.
A
The accelerator.
B
The emergency brake.
C
The parking brake.
D
The vehicle's horn.
E
The parking brake or the emergency brake.
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