It is vital for commercial drivers to maintain a safe following distance to prevent collisions, especially considering the larger size and weight of commercial vehicles. Additionally, commercial drivers must always wear their seat belts while driving, and refrain from using handheld devices such as cell phones while behind the wheel.


Ontario Truck Test 06

1 / 30

You cannot adjust your own air brakes unless you have either completed an approved air brake adjustment course or you are a certified mechanic.

2 / 30

If you are required to get into the other lane to make turns, whose responsibility is it to maintain safety?

3 / 30

Should a train be coming how far should you stop from the track?

4 / 30

Community Safety Zones indicate a special risk to whom?

5 / 30

Fines for failure to adhere to bus stopping procedures may result in:

6 / 30

'Drive clean' program deals with which of the following?

7 / 30

When a bus begins to leave the bus bay, to their left, what must you do?

8 / 30

Differntial Lock should never be engaged when:

9 / 30

How many alcohol occurrences happen before drivers receive an ignition interlock device?

10 / 30

If you are unable to keep speed with the traffic what should be done?

11 / 30

Cross railway or streetcar tracks at a ___ angle.

12 / 30

What happens with a 15 point demerit?

13 / 30

Commercial vehicles must maintain a distance of ____ between themselves and other vehicles:

14 / 30

Should your vehicle start jackknifing what should be done?

15 / 30

A broken line on the highway signifies what?

16 / 30

Fanning the brakes help assist in what situations?

17 / 30

Drivers may not drive more than_______ hours following an eight hour break

18 / 30

Should the air-pressure device become activated what should you do?

19 / 30

When making turns in commercial vehicles, do front and rear wheels turn the same?

20 / 30

If the tractor is jackknifing (if the tractor rear wheels slide sideways)

21 / 30

ABS stands for:

22 / 30

Ontario clearance limits for underpasses are:

23 / 30

Load securement is the responsibility of:

24 / 30

Drivers who register a blood alcohol concentration in the warn range of _________ pose an immediate danger to themselves and other road users.

25 / 30

Failure to yield for bus stops can result in how many demerits being taken from your licence?

26 / 30

Should you see blue or red emergency lights what should you do?

27 / 30

Fanning reduces air pressure and serves no useful purpose on dry pavement:

28 / 30

Compared to a four-wheel vehicle how much space does an 18-wheeler need to stop?

29 / 30

If you hit a deer or moose:

30 / 30

HOV stands for:

Your score is



To begin your career in trucking you must obtain your Ontario Class A or Class D Truck Driver Licence. The appropriate CDL endorsements you will need are based on the type of trucking career you plan to pursue. To obtain these endorsements, you are required to successfully complete a written knowledge test. Making certain you are adequately prepared for your written knowledge test will prevent you from wasting time and money. Taking practice CDL tests is the best way to get prepared.