FREE Ontario Class B (Bus) Commercial Licence Practice Test 1

You’ve arrived at Practice Test 1, focused on passenger safety—a core responsibility for Class B drivers in Ontario. This test includes 50 questions, with an 80% pass mark, just like the real exam. Properly understanding passenger safety regulations will help you not just in the exam but in your daily responsibilities as a Class B driver.

Perfect for first-time and renewal commercial applicants, and those adding endorsements
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Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

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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.

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List of questions (classic view)

A bus driver should choose a safe driving speed, primarily based on
The air pressure of a spare tire should equal
When should the bus driver perform a safety check of the bus?
You're approaching an intersection, and you notice that the roadway beyond the intersection is blocked with traffic. What should you do?
When travelling slower than the other traffic, you should
If you're approaching a level railway crossing that is not protected by gates or railway crossing signals, what should you do?
A vehicle being used for the removal of snow from a roadway must be equipped with a
What is the main purpose of maintaining the correct air pressure in the tires?
Under Ontario law, when a school bus stops with its red signals flashing, other drivers must
A broken centre line on a roadway means that you may
Which of the following equipment items is NOT required on a school bus?
If a front tire blows out, what should you do first?
If your right wheels drop off the roadway, what should you do to get back onto the roadway?
Generally the safest drivers are those who
If a bus becomes disabled on a roadway at night, flares or reflectors must be placed approximately _________ in front of and behind the vehicle.
When driving in fog, you should use
You're driving on a two-way street when you hear the siren of an approaching emergency vehicle. Under Ontario law, what must you do?
What is the most important concern for a bus driver?
If your vehicle lacks antilock brakes (ABS), how can you stop quickly on a wet or icy roadway?
When travelling at over 60 km/h (40 mph), a bus driver must maintain a following distance of at least _________ behind the vehicle ahead, except when passing.
Until which age can a driver submit a medical report every five years?
How should the air pressure in your spare tire compare to the rest of the tires on your vehicle?
When you start a vehicle with a standard transmission, press the clutch pedal. The clutch should engage without
Can medical professionals be legally obligated to report your health issues that could impact your driving abilities?
How soon after installation should wheel fasteners be inspected, according to manufacturers' recommendations?
How frequently must drivers between the age of 46 and 64 submit a medical report?
Who bears the responsibility for ensuring the operational safety of a commercial motor vehicle?
Where is the decal placed if a bus passes an inspection?
What action should a driver take if a minor defect is discovered on the vehicle?
Drivers aged 65 and older must submit a medical report every how many years?
Can your licence be denied if your physical or medical condition fails to meet the standards defined by the Highway Traffic Act regulations?
When applying for a licence to drive a bus, do you need to submit a filled out ministry medical certificate?
What should you expect when checking your brakes?
Can a driver operate a vehicle with a major defect?
Why is it important for a driver to regularly check all vehicle systems throughout the day for defects?
Which of the following vehicles doesn't use schedule 2 for inspections?
Which of the following statements is false in relation to broken springs, ruptured air bags and faulty shock absorbers?
Do police officers or appointed ministry officers have the right to perform a safety inspection on your vehicle at any time and location?
A driver is not permitted to drive a bus, motor coach, school bus, or a school-purposes vehicle unless someone has conducted an inspection of the vehicle and completed an inspection report within the previous
What is another term used to describe the free play in the steering system?
Which of these class of licenses allows you to drive a school-purpose bus?
How can you determine if the parking brake is functioning correctly during daily road checks?
A Class C licence will allow you to drive any bus (other than a school-purposes bus) that seats more than
Which class of licence is required to drive an ambulance or a bus with seating for up to 24 passengers, not including a school-purposes bus?
What licence class must you hold to drive any school-purpose bus with seating for more than 24 passengers?
What is not an essential aspect to check during a fuel system inspection?
A school bus driver improvement course certificate is valid for
Where should the guide ideally position himself when you are backing your vehicle?
Before starting to back your vehicle, you should do which of the following?
When making a left turn, which method should you use to avoid striking a vehicle or a sign post on an island?