Saskatchewan 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.

Take the practice test!

Created by Commercial Driver HQ

Saskatchewan Class 3 Practice Test 4

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

1 / 20

What does this yellow sign mean?

2 / 20

The spring brake is designed for which situation?

3 / 20

The maximum allowable height for a road vehicle is?

4 / 20

What does this parking sign mean?

5 / 20

What is a requirement on your daily log?

6 / 20

Tired drivers are often compared to?

7 / 20

Driving a commercial vehicle on the road is?

8 / 20

What does this yellow diamond sign mean?

9 / 20

How much space should you give a cyclist when you pass them?

10 / 20

How do you engage the emergency / parking brake on most air brake systems?

11 / 20

If you see an open truck inspection station which driving your truck, you must?

12 / 20

Which belt should you check during your pre-trip inspection?

13 / 20

Who can install and repair wheels and tires?

14 / 20

Where are the vehicles air tanks located?

15 / 20

What does this rectangle sign mean?

16 / 20

Where are the air brake chambers located?

17 / 20

What does a governor do in an air brake system?

18 / 20

What does this sign mean?

19 / 20

If you drive past a weight station, how many days can your license be suspended for?

20 / 20

When inspecting an air brake system, the person inspecting should wear?

Thanks for taking the practice test!

Enter your info to sign up for our mailing list or click "See Result" to move on.

Your score is

The average score is 87%


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.