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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 trailer is most likely to turn over when you make a sudden turn while pulling doubles?

2 / 40

This should be cleaned and then adjusted properly while inside the cab.

3 / 40

What gauge on the dashboard indicates electrical system charging rate?

4 / 40

You should_____when checking the slack adjusters on S-Cam brakes.

5 / 40

The sliding mechanism and locking device for a tandem axle on trailers is:

6 / 40

Check to ensure that____when inspecting the coupling.

7 / 40

Double and triple trailers should be driven with care to avoid a rollover or jacknife.

8 / 40

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

9 / 40

Select the accurate statement in regards to rolling up the landing gear to complete the coupling process.

10 / 40

A tank vehicle:

11 / 40

Wet brakes can cause _____.

12 / 40

The emergency air line is _____and the service air line is____.

13 / 40

What is a supply pressure gauge used for?

14 / 40

The 3 parts of the air brake system are: service brakes, parking brakes, and ____.

15 / 40

If there is no traffic light or attendant, how far from the draw of a drawbridge must you stop?

16 / 40

What is the next step after securing the bus when you have an unruly child on board?

17 / 40

This object releases the fifth wheel locking jaw to allow uncoupling.

18 / 40

What position should the tractor protection control valve be in after coupling?

19 / 40

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

20 / 40

When driving normally, some drivers use the hand valve before applying the brake pedal to prevent jack knifing. Select the most appropriate response to this statement.

21 / 40

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

22 / 40

If you have to swerve to avoid a hazard, it's important to:

23 / 40

You must keep shipping papers describing hazardous materials ______.

24 / 40

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

25 / 40

Is it important to look into the back of the fifth wheel to see if the lockpin is locked in?

26 / 40

A drawbridge does not have a traffic light showing green or a traffic control attendant. How many feet before the draw of a bridge must a bus driver stop?

27 / 40

As the driver of a bus, how can you best avoid hindering other traffic on the highway?

28 / 40

A commercial motor vehicle (CMV) is defined as:

29 / 40

What is a common cause of tire fires?

30 / 40

Select when you should use the hand valve to park a combination vehicle.

31 / 40

This object is required to be checked for damage, that it's secure, and strong enough to handle any cargo.

32 / 40

You must control how far packages labeled "Radioactive II" or "Radioactive III" are located from people and cargo space walls by referring to:

33 / 40

Always try to back toward the driver's side because

34 / 40

Forward and back surge is powerful in this type of tanker.

35 / 40

Which of the following hazard classes utilizes a transport index in order to determine how much of it can be loaded on a single vehicle for transport?

36 / 40

At around____the governor allows the air compressor to start pumping again:

37 / 40

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

38 / 40

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

39 / 40

The two other places where the hazardous identification number must appear are:

40 / 40

Cargo tanks are:

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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.