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CDL Practice Test
General Knowledge
Air Brakes
Combination Vehicles
Doubles and Triples
Tanker Vehicles
Hazardous Materials
Transporting Passengers
CDL General Knowledge Practice Test
Question 1 of 3
You see a vehicle with a red-bordered orange triangle on the rear bumper. What does this mean?
A
It has an oversized load
B
It's hauling hazardous materials
C
It's a training vehicle
D
It's a slow moving vehicle
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