New Jersey DMV CDL Doubles / Triples Quick Practice Test

New Jersey DMV CDL Doubles / Triples Quick Practice Test For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. A dual air brake system:

Consists of two separate air brake systems that share a single set of controls.
Is a single air brake system with two different sets of controls.
Consists of one air brake system for the left side of the truck and one system for the right side of the truck, each with its own set of controls.

2. Bridges usually:

Freeze, but only once the temperature drops significantly below 32 degrees Fahrenheit.
Freeze after other road surfaces freeze.
Freeze before other road surfaces.
Have heaters to prevent them from freezing.

3. A driver should ensure that:

The truck is overloaded.
The truck is properly loaded.
The cargo is mostly in the front of the trailer.

4. If a roadway is covered by fog, it is best for you to:

Drive faster than usual.
Use your high beam headlights.
Turn off your headlights.
Avoid driving.

5. According to a National Sleep Foundation poll, about ____ of people have driven while sleepy.

10 percent
20 percent
60 percent
100 percent

6. If your vehicle is hydroplaning, you should:

Speed up.
Not apply the brakes.
Put the vehicle in reverse.
Turn the steering wheel as hard as possible.

7. An open automobile window in cold weather may indicate that the driver is:

Driving impaired.
Inappropriately dressed.
Using the heat inside their vehicle.
Enjoying the fresh air.

8. When driving a double, the lightest trailer should be placed:

In the first position.
In the middle position.
In the rear position.
In any position.

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