Newfoundland Commercial Drivers License Class 4 Practice Test 3

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

Newfoundland Class 4 Practice Test 3

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

1 / 20

What are your space margins?

2 / 20

If you encounter a breakdown while driving a school bus what should you do?

3 / 20

According to the Motor Vehicle Act Regulations, if a commercial vehicle falls under the National Safety Code, how often must it be inspected?

4 / 20

What does this sign mean?

5 / 20

What does this yellow warning sign mean?

6 / 20

What does this yellow sign mean?

7 / 20

What does this sign mean?

8 / 20

What is a taxi?

9 / 20

What should you never do as a school bus driver?

10 / 20

If your vehicle is having a hard time keeping up with traffic while climbing a grade, what should you do?

11 / 20

What does this square sign mean?

12 / 20

Making eye contact with cyclists around your vehicle is?

13 / 20

What does this X sign mean?

14 / 20

Which of the following describes a "special vehicle"?

15 / 20

What should you do if your car starts to skid?

16 / 20

What is total stopping distance?

17 / 20

This yellow diamond sign with a truck heading towards a road means?

18 / 20

What should you do when driving at night?

19 / 20

What vehicle types are required to carry road flares or pylons in case the vehicle is disabled on the side of the road?

20 / 20

What does this warning sign with a truck rolling down a hill mean?

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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.