New Jersey CDL Practice Test: Class A - Test 8 2026
Based on
2026 NJ 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 NJ 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 New Jersey MVC locations.
4. The emergency brake system _______.
A
has no use.
B
Is unnecessary.
C
Is redundant.
D
Is designed to bypass the hydraulic braking system in case of an untoward failure of primary brake.