Ontario Class D Licence Test 2
- Perfect for first-time and renewal commercial applicants, and those adding endorsements
- Based on 2024 ON commercial driver's licence manual
- Triple-checked for accuracy
- Updated for October 2024
questions
correct answers to pass
passing score
- In an air brake system, what is brake lag time?
- When must you chock the wheels of your stopped vehicle?
- If your vehicle is equipped with antilock brakes (ABS), how should you brake in an emergency?
- The low air pressure warning device needs to be replaced or adjusted if it does not activate at a minimum level of
- When can your vehicle be inspected on a highway?
- When is an engine retarder most efficient?
- In an air brake system, spring brakes are intended for
- What does a driver need to transport dangerous goods?
- What does this sign mean?
- Which of the following are normal responses from an antilock braking system (ABS)?
- Who is allowed to refuel a truck hauling propane?
- What does this sign mean?
- At vehicle inspection stations, axles are inspected for
- In a vehicle equipped with air brakes, if the air pressure drops below ________, the spring brakes will begin to apply.
- What is the Gross Vehicle Weight (GVW)?
- Your vehicle is equipped with air brakes. To make sure the air tanks are securely attached to the vehicle, you should
- What does this sign mean?
- A construction worker is holding up a sign with these two sides. What do they mean?
- What is the Gross Vehicle Weight Rating (GVWR)?
- What does this sign mean?
- After loading a dump truck, what must you do before moving the vehicle?
- Before inspecting your air brakes, you should
- The braking distance of a tractor-trailer is roughly ________ as the braking distance of a car.
- What is the best way to dry out your brakes after you've driven through water?
- Your vehicle is equipped with air brakes. If the outer layer of an air line is damaged, but the inner tube is still OK, what should you do?