Nova Scotia Commercial Drivers License Class 4 Practice Test 4

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.

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Created by Commercial Driver HQ

Nova Scotia Class 4 Practice Test 4

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

1 / 21

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

2 / 21

What makes the roads extra slippery at the start of a rainfall?

3 / 21

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

4 / 21

What should you do if your car starts to skid?

5 / 21

What conditions should you use the 2 second rule in?

6 / 21

Why do the hours of service regulations exist?

7 / 21

What does this sign mean?

8 / 21

What does this sign tell you?

9 / 21

What does this sign mean?

10 / 21

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

11 / 21

What does this yellow diamond sign mean?

12 / 21

Where does a large vehicle have blind spots?

13 / 21

What does this yellow sign mean?

14 / 21

What does this sign tell you?

15 / 21

Which of these are requirements for a Class 4 license?

16 / 21

Which of these defines a "special activity bus"?

17 / 21

What is the 2 second rule?

18 / 21

What does this sign mean?

19 / 21

What should you do when driving at night?

20 / 21

What do these signs mean if you see a construction worker holding them up?

21 / 21

Which of the following describes a "special vehicle"?

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The average score is 85%


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.