Alberta Commercial Drivers License Class 3 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

Alberta Class 3 Practice Test 5

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

1 / 20

How long should it take for the air pressure to rise from 587kPa to 690 kPa after the pressure had fallen below 552 kPa?

2 / 20

If brake chambers on opposite side of an axle are different sizes, this may cause?

3 / 20

A commercial vehicle with air brakes engaged must not lose air pressure faster than?

4 / 20

You test a tractor protection valve by removing the service line and?

5 / 20

What does this sign tell you about the road ahead?

6 / 20

In your daily log, you must record what?

7 / 20

The tallest your vehicle can be is?

8 / 20

What does this yellow diamond sign mean?

9 / 20

What does this yellow diamond sign mean?

10 / 20

What does this sign mean?

11 / 20

Owners must have a licensed motor-vehicle inspector inspect each vehicle and trailer every?

12 / 20

What is a vehicle's danger zone?

13 / 20

What is the wheel base of a vehicle?

14 / 20

Drivers must operate in a cycle. What are the two cycles available to drivers?

15 / 20

Once you've started driving, when should you check your brakes?

16 / 20

When curving left, what should you do to ensure the back wheels stay in your lane?

17 / 20

You should be looking for this when checking your brake chambers?

18 / 20

When brakes become overheated they also become?

19 / 20

What is the maximum length for a straight truck?

20 / 20

What does this sign mean?

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The average score is 85%


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.