New Jersey DMV CDL Doubles / Triples Quick Practice Test

New Jersey DMV CDL Doubles / Triples Quick Practice Test For 2025

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. 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.

2. In very hot weather, tires should be checked regularly because:

They may melt.
Air pressure may increase with the temperature.
The tread wears down more quickly than in cooler weather.

3. 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.

4. In a newer vehicle, you apply the parking brake:

By using a diamond-shaped yellow knob.
By using a round red knob.
By using a square green knob.
By using a black round knob.

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

10 percent
20 percent
60 percent
100 percent

6. When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:

Always pump the brakes several times before holding down the brake pedal.
Brake normally.
Press down the brake pedal as hard as possible every time you slow or stop.

7. What is sleep debt?

When you fall behind on sleep
When you want to take a nap
Excess sleep
The amount of time it takes to get ready to drive after sleeping

8. When in heavy traffic, the safest driving speed is:

Slower than the speed being driven by surrounding traffic.
The same speed being driven by surrounding traffic.
Faster than the speed being driven by surrounding traffic.

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