new jersey
CDL Practice Test

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Welcome to the CDL practice test site for New Jersey. Questions from these tests cover rules and regulations in the NJ CDL manual. These questions are written to prepare you for the official NJ CDL test as you look to obtain your New Jersey CDL. You are welcome to take these New Jersey CDL permit practice tests as many times as you like as all of the tests on this site are free. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50 minute time limit. You may not go back once you answer a question. Click the "Start Test" button below to begin.

1 / 40

After the initial drop, the maximum leakage rates per minute is:

2 / 40

When driving a combination vehicle, the trailer breaks away severing the air lines. The trailer brakes should come on and ____.

3 / 40

You should____to check the free play of manual slack adjusters on S-Cam brakes.

4 / 40

Why is the proper adjustment and use of all mirrors so vital to the safe operation of the school bus?

5 / 40

What handling effect should you expect when your tank has baffles?

6 / 40

A battery box check is important. The battery must be secure, connection must be tight, and cell caps must be present. In addition these items should be checked:

7 / 40

What do you check when doing a visual inspection of the coupling?

8 / 40

Select the true statement about empty trucks:

9 / 40

For any flatbed load you must have at least ____ tie downs.

10 / 40

These tires should have a minimum tread depth of 4/32 inches.

11 / 40

Select the factor that has no effect on how much liquid you can carry:

12 / 40

Select the situation in which you should use the hand valve to park a combination vehicle.

13 / 40

A shipper’s certification is best described as _____.

14 / 40

What is the minimum amount of distance you should maintain when driving at 50 mph in ideal conditions with a 100 ft twin trailer combination?

15 / 40

Shifting into a lower gear and removing your foot off of the accelerator to slow your vehicle is known as?

16 / 40

When backing your vehicle, which of the following is NOT recommended

17 / 40

The correct trailer height when coupling the rear trailer is:

18 / 40

Select the true statement in regards to stopping distance and speed:

19 / 40

What method should be used to test that the air is flowing to all the trailers?

20 / 40

If you are traveling at 55 mph in a 30-foot vehicle, you should leave how many seconds of following distance?

21 / 40

When should you drain air tanks that do not have an automatic tank drain?

22 / 40

Where are shut off valves located on trailers that are doubles or triples?

23 / 40

To test the tractor-trailer connection for security, you should:

24 / 40

______is a device that connects the service and emergency air lines between the tractor and trailer.

25 / 40

At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is:

26 / 40

Which of the following must be closed while the bus is in motion?

27 / 40

In the event of an accident you should remember to do the following EXCEPT:

28 / 40

What does the air compressor governor control?

29 / 40

Which of the following is a reason to evacuate the school bus?

30 / 40

What are the 3 methods for securing a second trailer before coupling?

31 / 40

Where are the two main places where the hazardous material identification number appears?

32 / 40

Air pressure loss in a vehicle with a fully charged air system should be less than_______after the initial drop and brake applied.

33 / 40

Select the definition for outage:

34 / 40

What should you hear when you have the hand valve on and are testing the trailer brakes by opening the service air line at the back of the trailer?

35 / 40

A slack adjuster is:

36 / 40

Vehicle handling can become unsafe if the weight is not properly balanced. Hard steering can be caused by:

37 / 40

You do not have to stop at railroad crossings, but must slow down and carefully check for other vehicles:

38 / 40

Select the true statement about handling triples and doubles:

39 / 40

Placarded vehicles must carry which type of fire extinguisher?

40 / 40

You should adjust all the outside left and right side convex mirrors to see:

Your score is

The average score is 35%

4.7/5 - (3 votes)

CDL Category Practice Tests

CDL Practice Test

How To Get A new jersey Commercial Drivers License

To be eligible for a CDL in New Jersey, applicants must be at least 18 years old to operate within state lines and must be at least 21 to drive a commercial vehicle across state lines. To be eligible to drive a commercial vehicle in New Jersey, applicants must provide verification that they are medically fit to operate a commercial vehicle. New Jersey applicants must pass a vision test and have 20/40 vision in each eye.

All applicants must submit the following documents when they apply for a CDL.

  • (Form MCSA-5876) Medical Examiner’s Certificate
  • CDL Holder Self-Certification Form

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in New Jersey. Applicants must possess a basic New Jersey Class D driver’s license.

New Jersey CDL Endorsements

  • H – Hazmat Vehicles
  • N – Tank Vehicles
  • P – Passenger Vehicles
  • S – School Bus
  • T – Towing a Double or Triple Trailer

Hit the Open Road

new jersey CDL License Test Tips

Every New Jersey CDL applicant must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the New Jersey test, applicants must score 80 percent or higher. There are additional tests for applicants who want to drive specialized commercial vehicles. The New Jersey skills test can be taken 20 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military veterans who were discharged within 12 months of completing the CDL application and active military members can have the skills exam waived if they meet the requirements. To qualify for a waiver, applicants must show proof of military enlistment or discharge or have operated a motor vehicle equivalent to a commercial motor vehicle in the military within 12 months of the application date. In addition, applicants must possess a valid New Jersey driver’s license and submit an application for a Military Skills Test Waiver that is signed by the commanding officer.

Additional Information

Information on the New Jersey Motor Vehicle Commission

The New Jersey Motor Vehicle Commission provides oversight for the CDL license requirements in New Jersey. To get more information contact them via:

Website: https://www.state.nj.us/mvc/drivertopics/cdl.htm

Phone: 609.292.6500

 

Additional New Jersey CDL Helpful Links

Please use the links below to access more valuable New Jersey CDL testing resources and to learn more about practice driving tests for the state of New Jersey.