Alberta Commercial Drivers License Class 1 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 1 Practice Test 4

A 20 question practice test to help prepare you for the Class 1 knowledge test in Alberta

1 / 20

Why are their two service tanks?

2 / 20

What does this yellow diamond sign mean?

3 / 20

What does this yellow sign mean?

4 / 20

The tallest your vehicle can be is?

5 / 20

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

6 / 20

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

7 / 20

What are the four factors that affect commercial vehicle stopping distance?

8 / 20

What should a trailer hand valve be used for?

9 / 20

What does this sign tell you about the road ahead?

10 / 20

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

11 / 20

When brakes become overheated they also become?

12 / 20

When must a carrier check your driving record?

13 / 20

What is not a factor in how well your air brake system works?

14 / 20

What is the most common cause of air loss in a trailer?

15 / 20

When uncoupling from a trailer, at what point do you put the landing gear down?

16 / 20

Which colour represent the trailer supply line?

17 / 20

What is an important part of connecting a trailer to a tractor?

18 / 20

As a driver you are expected to practice _________?

19 / 20

What does this sign mean?

20 / 20

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

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The average score is 81%


Aced the test? Learn how to finish earning your Class 1 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.