Alberta Commercial Drivers License Class 3 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.

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

Alberta Class 3 Practice Test 4

A 20 question practice test to help prepare you for the Class 3 knowledge test in Alberta

1 / 20

What does this orange sign mean?

2 / 20

What does this construction sign mean?

3 / 20

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

4 / 20

What is the best way to dry out your brakes after driving through water?

5 / 20

How do you define Gross Weight?

6 / 20

System air loss should be measured by applying the brake for how long?

7 / 20

To measure the time it takes to build up pressure in the air system, the engine should be idling between _______________.

8 / 20

To make sure the air tanks are securely attached to the vehicle you should?

9 / 20

How much stopping distance does a truck need compared to a normal car?

10 / 20

When must a carrier check your driving record?

11 / 20

The supply tank should discharge more moisture than any other tank?

12 / 20

If your speed increases too much while going down a hill, what should you do?

13 / 20

What does this yellow warning sign mean?

14 / 20

After loading a dump truck, what must you do before moving the vehicle?

15 / 20

As a driver you are expected to practice _________?

16 / 20

When inspecting your brakes, you must?

17 / 20

If the outer layer of an airline is damaged, but the inner layer is ok, what should you do?

18 / 20

Which party is responsible for ensuring correct and compliant weight of a shipment?

19 / 20

What does this warning sign mean?

20 / 20

What is Gross Vehicle Weight Rating?

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The average score is 81%


Ready to finish earning your license? Walk through your final steps with our guide to obtaining your Class 3 license in Alberta

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.