Saskatchewan Commercial Drivers License Class 3 Practice Test 2

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

Saskatchewan Class 3 Practice Test 2

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

1 / 20

Where is the air pressure gauge for the air brake system?

2 / 20

The pushrod stroke occurs when compressed air enters the?

3 / 20

As an operator you are required to have vehicles and trailers inspected how often?

4 / 20

If you feel sleepy while driving you should?

5 / 20

What must you do at a stop sign with a painted stop line?

6 / 20

Trailer air brake systems must apply a spring brake when the pressure drops below?

7 / 20

This yellow warning sign means what?

8 / 20

What is the correct use of an ABS system during a braking emergency?

9 / 20

What does this sign mean?

10 / 20

What does this sign mean?

11 / 20

Which of these vehicles would usually have an air brake system?

12 / 20

What does this sign mean?

13 / 20

Who can perform adjustments and maintenance on your air brake system?

14 / 20

When performing a normal stop, how should you press the brake pedal?

15 / 20

What don’t a vehicle’s back wheels usually do?

16 / 20

Which type of trailer can be towed before the service tanks are full?

17 / 20

When should you be ready to stop for a school bus?

18 / 20

When backing up to unload a dump truck, what should you do?

19 / 20

How many classes of dangerous goods are there?

20 / 20

What does this orange sign mean?

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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.