New Brunswick Commercial Drivers License Class 1 Practice Test 1

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

New Brunswick Class 1 Practice Test 1

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

1 / 20

What does this yellow diamond warning sign mean?

2 / 20

If a vehicle has an air brake defect, The Highway act states that?

3 / 20

What is brake lag time?

4 / 20

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

5 / 20

What is Gross Vehicle Weight Rating?

6 / 20

What does this parking sign mean?

7 / 20

Which is true about B-Train couplings?

8 / 20

What do you do if you get stuck over railway tracks?

9 / 20

Which statement is true of spring brakes?

10 / 20

When hooking up a tractor to a semi trailer

11 / 20

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

12 / 20

What does this sign mean?

13 / 20

What powers the air brakes air compressor system?

14 / 20

If you feel sleepy while driving you should?

15 / 20

If you are driving through snow and you see blue flashing lights up ahead, what do you do?

16 / 20

When towing a trailer, you will usually be able to tell if it is employing ABS by?

17 / 20

Where are the vehicles air tanks located?

18 / 20

What does this yellow diamond sign mean?

19 / 20

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

20 / 20

How do you fix a leaky glad hand?

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 82%


Want to know more? Learn all about getting your Class 1 drivers license in New Brunswick

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.