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Delaware CDL Practice Test: Class A - Test 4 2023

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 DE 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 Delaware DMV locations.

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