New Brunswick Commercial Drivers License Class 3 Practice Test 1

Commercial Driver HQ is a website focused on helping new commercial drivers in all provinces and territories in Canada.

Our FREE practice tests are designed to help you succeed when it comes time to write the real test.

Each license type has 5 tests to help you study and become familiar with the rules and regulations of commercial driving. The tests are not identical to the license test you will need to pass, but the questions are similar to what you will find on the real deal.

Compatible on desktop, mobile, and tablet, you can take these tests anywhere you have internet access.

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Created by Commercial Driver HQ

New Brunswick Class 3 Practice Test 1

A 20 question practice test to help prepare you for the Class 3 knowledge test in New Brunswick

1 / 20

A warning system must alert the driver when the pressure drops below?

2 / 20

What does this no parking sign mean?

3 / 20

What does this yellow sign mean?

4 / 20

Who can install and repair wheels and tires?

5 / 20

What is the maximum length for a straight truck?

6 / 20

What does this sign mean?

7 / 20

How often must you inspect your commercial vehicle?

8 / 20

What is a normal reaction time for a driver?

9 / 20

What does this white sign mean?

10 / 20

Cut out pressure level must never exceed __________.

11 / 20

How much stopping distance does a truck need compared to a normal car?

12 / 20

How much air loss is allowed for a tractor and a trailer when the brakes are engaged?

13 / 20

A commercial vehicle with air brakes engaged must not lose air pressure faster than?

14 / 20

Spring brakes will begin to apply when the pressure starts to drop below?

15 / 20

Trailer air brake systems must apply a spring brake when the pressure drops below?

16 / 20

The tallest your vehicle can be is?

17 / 20

Read tire tread depth must be more than ______.

18 / 20

How many classes of dangerous goods are there?

19 / 20

If you drive past a weight station, how many days can your license be suspended for?

20 / 20

What does this rectangle sign mean?

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The average score is 73%

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Want to know more? Learn all about getting your Class 3 drivers license in New Brunswick

We do our best to keep the questions current and accurate. The testing centres may change the questions on the knowledge tests at any time. Always be prepared for surprises.

Many of the answers to the questions can be found in the driver hand books or learning materials your province provides.

DISCLAIMER:CDHQ is not affiliated with the provinces or any test centres. These practice tests should not be considered official tests and you are not granted a license for completing them. Our tests are simply a practice tool to help prepare yourself for the real test.