Newfoundland Commercial Drivers License Air Brakes 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.

Compatible on desktop, mobile, and tablet, you can take these tests anywhere you have internet access.

Take the practice test!

0%
Created by Commercial Driver HQ

Newfoundland Air Brakes Practice Test 2

A 20 question practice test to help prepare you for your air brakes knowledge test in Newfoundland

1 / 20

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

2 / 20

Doing this will put unnecessary strain on your vehicles braking system.

3 / 20

Which colour usually means the air line is a service line?

4 / 20

What is the best way to inspect an air compressor?

5 / 20

When brakes become overheated they also become?

6 / 20

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

7 / 20

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

8 / 20

The best way to reduce rough and abrupt braking is to?

9 / 20

When you are testing your spring brakes, the test is considered a success when?

10 / 20

Which tank should be drained first when draining the air tanks on an air brake system?

11 / 20

A warning system must alert the driver when the pressure drops below?

12 / 20

What powers the air brakes air compressor system?

13 / 20

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

14 / 20

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

15 / 20

Which colour represent the trailer supply line?

16 / 20

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

17 / 20

Cut out pressure level must never exceed __________.

18 / 20

The low air pressure warning device needs to be replaced or adjusted if it does not trigger at a minimum level of?

19 / 20

What is a "glad hand"?

20 / 20

What happens to the air valve when you press down the brake?

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 78%

0%

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.