Commercial drivers must be aware of the weight and height restrictions for their vehicles, and ensure that they are not exceeding any legal limits. They must also be mindful of the weight distribution of their cargo, which can affect the stability and handling of their vehicles.


Ontario Truck Test 03

1 / 30

With more rain, tires?

2 / 30

How many off duty hours must a driver have during a day?

3 / 30

A daily log must contain?

4 / 30

If you get stuck on a railway crossing you should?

5 / 30

Who is responsible for the weight of shipment?

6 / 30

Overheated brakes are?

7 / 30

Every commercial vehicle must be equipped with?

8 / 30

If someone else's driving annoys you, trying to educate them is?

9 / 30

Techniques to decrease fuel consumption include?

10 / 30

During an emergency, emergency warning devices are required?

11 / 30

Back-up alarm devices?

12 / 30

Generally, asphalt in the winter should look?

13 / 30

To avoid road rage situations you should drive in a?

14 / 30

Drivers must operate in a cycle. What are the two cycles available to drivers?

15 / 30

If you find yourself in fog that is to dense to continue your trip, you should?

16 / 30

School bus arm signs have what colour flashing lights?

17 / 30

Over-braking in some circumstances can cause?

18 / 30

You should use your low beam head lights within how many metres of oncoming traffic?

19 / 30

What class of license is required to drive a school bus?

20 / 30

If you are required to have an ignition interlock device, and you are caught driving without one, your vehicle may?

21 / 30

Police vehicles are often recognizable due to their?

22 / 30

School busses in Ontario are what colour?

23 / 30

A vehicle that is damaged, but can be repaired or rebuilt would be branded as a?

24 / 30

The maximum allowable height for a vehicle is?

25 / 30

Cigarettes can be disposed by?

26 / 30

Being aware of following traffic and staying to the right to allow them to pass is?

27 / 30

While approaching an intersection you notice a pedestrian with a white cane. You should?

28 / 30

Tired drivers can be compared to?

29 / 30

What class of license is required to drive any tractor-trailer combination?

30 / 30

When can you adjust your own air brakes?

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.