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UPGRADE TO CDL PREMIUM
1.
What is Gross Vehicle Weight?
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The total weight of a single vehicle, excluding its load
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The total weight of the cargo
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The total weight of a combination of vehicles excluding the load
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The total weight of a single vehicle, including its load
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2.
If a tire fails while you are driving, you should:
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brake as hard as possible.
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stay off the brake
until your vehicle has slowed down.
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stop on the roadway if possible.
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call your supervisor for instructions.
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3.
At a rest area, you discover your hazardous materials shipments is leaking. There is no phone around. You should:
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keep driving slowly until you reach a truck stop.
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continue driving in order to find a phone.
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never park your vehicle.
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send someone else for help and give that person all of the necessary information.
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4.
Passive railroad crossings:
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do not require you to recognize the crossing.
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require drivers to decide if there is sufficient clear space to cross safely.
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have a traffic control device installed at the crossing to regulate traffic.
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All of the above.
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5.
How can drivers help control surge?
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By decreasing following distance.
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By braking far in advance of a stop.
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By releasing the brakes soon when coming to a stop.
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All of the above.
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6.
If a tank is leaking, you should:
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get the leak fixed immediately.
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call your dispatcher or supervisor for instructions.
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flash your brake lights to warn other motorists.
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continue the trip until you can pull into a service station.
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7.
Which of the following is a clue suggesting a shipment of HazMat?
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The type of business is the shipper is in.
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Tanks with diamond labels or placards on the premises.
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Type of package is being shipped.
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All of the above.
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8.
When you double your speed, the braking distance is:
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4 times longer.
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the same.
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2 times longer.
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3 times longer.
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9.
To make the brakes work, air brakes use:
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nitrogen.
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carbon monoxide.
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compressed air.
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hydraulic air.
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10.
Retarders:
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can be noisy and may not be permitted everywhere.
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increase fuel efficiency.
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improve traction.
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help to increase brake pressure.
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