Тест CDL №1 - Air Brakes

штат Калифорния





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Which of the following are true about a dual air brake system?

A. It uses a single set of brake controls.

B. One system is called the "primary" system and the other one is called the "secondary" system.

C. All of the above are true.

D. Usually, one system operates the front axle and the other one operates the rear axle.