New Brunswick Commercial Drivers License Class 4 Practice Test 5

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 4 Practice Test 5

A 20 question practice test to help prepare you for the Class 4 knowledge test in New Brunswick

1 / 20

Where does a large vehicle have blind spots?

2 / 20

Which technique promotes safe braking practices?

3 / 20

How do you ease the vehicle into a smooth stop?

4 / 20

What does this yellow warning sign mean?

5 / 20

When can a driver of a public or commercial passenger vehicle smoke in the vehicle?

6 / 20

What does this yellow sign mean?

7 / 20

If someone is following you too closely, what should you do?

8 / 20

What does a "No Standing" sign mean?

9 / 20

What does this square sign with a red circle mean?

10 / 20

When is it not necessary to do a shoulder check?

11 / 20

When driving with your high beams on, you see a car in the oncoming lane. When do you turn your high beams off?

12 / 20

How often should you look at your mirrors?

13 / 20

What does this arrow sign mean?

14 / 20

What does the term "public transportation" mean?

15 / 20

What does this yellow sign mean?

16 / 20

This yellow sign with the swerving car means what?

17 / 20

Why do the hours of service regulations exist?

18 / 20

If you notice a defect that does not affect the safe operation of the vehicle, what should you do?

19 / 20

What does this sign tell you about commercial vehicles?

20 / 20

When can you use the flashing red lights and sirens on an ambulance?

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The average score is 88%


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.