Ontario Class B (Bus) Commercial Licence Practice Test 3
- 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 December 2024
This test is a Premium member exclusive. You'll get
What you need to know
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
You're at Practice Test 3, designed to strengthen your operational knowledge of Class B buses. We're covering passenger management, an important part of the real exam, and basic vehicle maintenance—a must-know for any responsible driver. This test contains 49 questions with a pass mark of 80%. Keep in mind, in Ontario, drivers must also complete a government-approved School Bus Driver Improvement Course, and this test helps prepare you for that.
What to expect on the official exam
49
questions
39
correct answers to pass
80
passing score
Our commitment to accuracy and quality in our practice tests
Explore our rigorous, multi-tiered verification process that ensures each question mirrors the official manual for unparalleled accuracy.
Written by Andrei Zakhareuski Updated over a week ago
At Tests.ca, we understand the importance of reliable and accurate practice tests to help you prepare for your driver's knowledge exam. That's why we've developed a meticulous process to create and continually update our practice questions, ensuring they reflect the most current driving laws and regulations.
Here's an inside look at how we maintain the highest quality in our practice tests.
Content Creation and Verification Process
- Alignment with Official Driving Handbooks:
Every question we develop is based on the most recent version of each province's official driving manual. Our team regularly monitors each province's official website for the latest updates to ensure our practice tests are always aligned with the most current information. - Community Feedback Integration:
We leverage feedback from our vast community of users to understand which topics are most frequently tested. This helps us focus on the areas that are most relevant and beneficial for your preparation. - Expert Content Creation:
Our in-house editor, Steven, who has extensive experience in driver education, crafts each question with precision. He conducts a thorough review of each question against the official manuals to ensure accuracy. - Rigorous Review Process:
Once Steven has finalized a set of questions, our team conducts a joint review session. This second level of scrutiny involves content accuracy, proofreading, and fact-checking to eliminate any errors. - User Feedback Mechanism:
After a question goes live on our site, we keep the lines of communication open. Each question features a feedback button, inviting users to report any issues or errors. This continuous feedback loop allows us to address and rectify any concerns promptly. - Responsive Updates:
In line with our commitment to accuracy, we quickly update our practice questions to reflect any changes in the provincial government manuals. Additionally, we update the free electronic copy of the state's driver's license manuals on our site, typically within a few days after the government publishes them.
Our thorough quality control process ensures that you have access to practice tests that are as accurate and up-to-date as possible. We believe in the power of well-prepared drivers and are dedicated to providing you with the best study tools to help you succeed on your driver's knowledge exam.
List of questions (classic view)
- Within seven consecutive days, how many hours can a driver be on duty before they are not allowed to drive?
- What does a red and orange sign displayed by farm machinery on the road indicate?
- What is a factor that may cause a vehicle to skid?
- What should you do when facing oncoming vehicles with bright headlights at night?
- After at least eight hours off-duty, a school bus driver cannot drive more than how many hours?
- What is a potential risk of driving in puddles?
- When temperatures drop below freezing, which of these is least likely to freeze first?
- What precaution should drivers take when driving near a roadside construction site?
- What kind of vehicle generally uses threshold braking?
- What is the safest action if dense fog drastically reduces visibility while you're driving?
- When are drowsy-driving collisions most likely to occur according to research?
- What is legally required of a driver involved in a collision?
- Which is not a recommended safety tip for driving in snow?
- It is unlawful to follow at a distance less than how many metres from emergency vehicles like fire vehicles or ambulances?
- What should you avoid doing when you see an approaching emergency vehicle with its lights or siren on?
- All of the following can help reduce the risk of skidding EXCEPT
- Which statement is incorrect? These factors may lead to skid
- By law, when should you report any collision to the police?
- At what speed should you test your vehicle's brakes by stopping quickly and firmly when they are wet?
- Which of the following isn't a method to reduce your chances of colliding with an animal on a roadway?
- If you encounter a large animal while driving, you should NOT
- In winter, what should the road's asphalt look like?
- Why are animal-crossing signs installed on the road?
- How does the anti-lock braking system (ABS) function?
- Does the Anti-lock Braking System (ABS) reduce the vehicle's stopping distance?
- What does hydroplaning refer to?
- During a vehicle breakdown where the speed limit is above 60 km/h, at what distance should you place flares, lamps, lanterns or reflectors in front of your vehicle?
- During a vehicle breakdown, at what distance should you place flares, lamps, lanterns or reflectors behind your vehicle?
- If there's an injured person at a collision scene but you're not trained in first aid, what should you do?
- If your bus breaks down on the highway, what's the best course of action?
- As per police, fire or ambulance, which other vehicle is considered an emergency vehicle when it's stopped with flashing lights?
- What should you do immediately after driving through a flooded roadway?
- How does the Anti-lock Braking System (ABS) function?
- Which of these is not an indicator that your fatigue level could put you at risk while driving?
- Which of these statements is incorrect? To decrease driver distractions, you should...
- Which of the following is not usually treated as an unusual temporary condition sign on the road?
- To safely load or unload passengers, the driver should be able to see the road in each direction to a minimum distance of...?
- Is it obligatory to share your information with a driver even when the damage caused during an accident is minimal?
- When exiting the bus during an emergency, what is the driver's responsibility after all passengers have left?
- If a yellow beacon is flashing above an intersection, what does this signify?
- Are school buses permitted to reverse on school grounds?
- The automatic transmission in your bus does not have a "Park" position. To park your bus, what position should you use instead?
- If you have to back up at a non-designated location, what should be done to ensure safety?
- How can drivers identify a school-bus loading zone?
- Before setting off, what must you do to ensure that no passengers are crossing in front of the school bus?
- Is it necessary to operate the flashing lights and stop arm within a school-bus loading zone?
- When stopped at a railroad crossing, what action should the driver take?
- Is there any circumstance in which you are permitted to make a left turn on a red light
- At what frequency should evacuation exercises take place?
- What shape are warning signs typically?