CDL Practice Tests

Combination Vehicles Test

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Question #1 of 52

Combination Vehicles Test Question Image

The emergency air supply line supplies air to the trailer air tanks and controls the service brakes on combination vehicles.


True.

False.

 

CDL Practice Test (Home) | General Knowledge Test 1 (Learning)

General Knowledge Test 2 (Learning) | Air Brake Test 1 (Learning) | Air Brake Test 2 (Learning)

Combination Vehicles (Learning) | Hazardous Materials (Learning) | Doubles & Triples (Learning)

Tanker Test (Learning) | School Bus (Learning) | Passenger Vehicle (Learning)

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