New Brunswick Commercial Drivers License Class 4 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.

Take the practice test!

Created by Commercial Driver HQ

New Brunswick Class 4 Practice Test 1

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

1 / 21

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

2 / 21

What should you do if your car starts to skid?

3 / 21

Where does a large vehicle have blind spots?

4 / 21

What does this sign mean?

5 / 21

What is this sign for?

6 / 21

What license do you need to have before applying for a commercial drivers license in BC?

7 / 21

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

8 / 21

How often should you look at your mirrors?

9 / 21

What does this yellow sign mean?

10 / 21

What does the term "public transportation" mean?

11 / 21

Why do the hours of service regulations exist?

12 / 21

What does this red sign mean?

13 / 21

What does this yellow sign mean?

14 / 21

What does this square sign mean?

15 / 21

How do you ease the vehicle into a smooth stop?

16 / 21

What does this sign mean?

17 / 21

Which technique promotes safe braking practices?

18 / 21

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

19 / 21

What does this sign mean?

20 / 21

When is it not necessary to do a shoulder check?

21 / 21

What conditions should you use the 2 second rule in?

Thanks for taking the practice test!

Enter your info to sign up for our mailing list or click "See Result" to move on.

Your score is

The average score is 76%


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.