Railroad Engineer Certification Exam (Part 240)
Timed Exam Mode - Simulated Conditions
This certification exam assesses a candidate's knowledge of federal regulations and safe operating practices required for locomotive engineers.
What is the primary purpose of the automatic brake system on a train?
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A
Improve fuel efficiency
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B
Control individual wheels
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C
Apply brakes to all cars
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D
Lubricate the axles
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