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

Which of the following is a reason that shippers package material?

2 / 40

For emergency braking to avoid a crash when driving a double trailer you should:

3 / 40

On a bus, you may sometimes haul small-arms ammunition, emergency shipments of drugs, or hospital supplies. The total weight of all such hazardous materials must not be greater than:

4 / 40

Of the following hazardous material classes, which is the most dangerous?

5 / 40

If you must stop on the shoulder of the road, you should place warning devices at all of the following places except...

6 / 40

The purpose for the emergency air line is:

7 / 40

The compressor is connected to the engine via _____?

8 / 40

The correct trailer height when coupling the rear trailer is:

9 / 40

How do you know when your brakes are fading?

10 / 40

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

11 / 40

When stopped on a divided highway where should your reflectors be placed?

12 / 40

How can you determine if your vehicle is equipped with ABS?

13 / 40

What is a technical name?

14 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

15 / 40

Select the true statement in regards to if a glad hand on the blue air line is missing a seal.

16 / 40

Select the portion of the combination vehicle that is most likely to turn over suddenly when pulling a double trailer:

17 / 40

You are driving a 40 foot truck at 35 MPH, how much space (in seconds) should you keep in front of you?

18 / 40

Which of the following statements about overhead space is true?

19 / 40

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

20 / 40

What does the amount of liquid allowed in the tank depend on?

21 / 40

What is the benefit of ABS?

22 / 40

Some hazardous materials may not be loaded together with other hazardous materials. The prohibited combinations are listed in the:

23 / 40

How do you make sure the air lines are not crossed and the trailer brakes are working after supplying air to the trailer?

24 / 40

The method used to make sure the spring brakes will come on automatically is to:

25 / 40

Select the statement that is not part of the air-brake system:

26 / 40

When stopping for railroad tracks, you must stop no closer than how many feet before the nearest track?

27 / 40

When should air tanks be drained?

28 / 40

Select the best description of a baffle tank:

29 / 40

This object should be clean with no obstructions, illegal stickers or damage to the glass.

30 / 40

What are spring brakes?

31 / 40

If students must cross the street, when they get off the bus, which statement is true?

32 / 40

The locking jaws of the kingpin should close around:

33 / 40

What is the main difference between a portable tank and a cargo tank?

34 / 40

How often should air tanks be drained?

35 / 40

What should you do before you begin to couple?

36 / 40

Which of the following should you NOT do if you experience a tire failure?

37 / 40

On the Hazardous Materials Table, column 1 shows:

38 / 40

You should back up slowly until____when coupling the trailer.

39 / 40

"Outages" is the word to describe the amount of space required for liquids to expand in as they warm.

40 / 40

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

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The average score is 65%

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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.