Nova Scotia 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

Nova Scotia Class 4 Practice Test 5

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

1 / 20

What does this square sign with a red circle mean?

2 / 20

What does this sign mean?

3 / 20

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

4 / 20

How far back should you stay when following an emergency vehicle?

5 / 20

Why do the hours of service regulations exist?

6 / 20

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

7 / 20

What does this yellow sign mean?

8 / 20

What does this yellow sign mean?

9 / 20

What should you do if your car starts to skid?

10 / 20

What does this black and white sign mean?

11 / 20

How often must the floor of a school bus be sanitized?

12 / 20

What should you never do as a school bus driver?

13 / 20

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

14 / 20

What are your space margins?

15 / 20

What does this yellow warning sign mean?

16 / 20

Where does a large vehicle have blind spots?

17 / 20

When performing a turnaround with a school bus, the correct procedure is to

18 / 20

What is the wheel base of a vehicle?

19 / 20

What does this white sign with a "not permitted" cross mean?

20 / 20

If you find a defect on a school bus, you must?

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The average score is 92%


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.