- Based on 2025 ON commercial driver's licence manual
- Updated for January 2025
Ontario Class F Licence Test 4
- Perfect for first-time and renewal commercial applicants, and those adding endorsements
- Triple-checked for accuracy
questions
correct answers to pass
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.
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.
More resources
- The trailer hand valve should not be used to hold an unattended trailer because
- To recover from a skid, you should
- To reduce whiplash injuries, the space between your head and the head restraint should be
- To stop quickly in an emergency, what should you do if your vehicle has antilock brakes (ABS)?
- To travel down a steep hill, what should you do?
- To turn right in a vehicle with a lot of off-tracking, you may have to
- To turn right safely, what should you do?
- Travelling as a passenger to a place where you will start working as a driver counts as on-duty time if
- Travelling as a passenger to a place where you will start working as a driver counts as on-duty time if
- Turning right from one two-way road into another, from where should you begin your turn?
- Two cars are turning left onto a divided highway. Which cars are turning correctly?
- Two cars arrive at a four-way stop at about the same time. Which car should go first?
- Uncontrolled intersections
- Under hours of service regulations, a sleeper berth can be
- Under hours of service regulations, which of the following are NOT considered a sleeper berth?
- Underinflated tires and low tire pressures can cause
- Unless your vehicle has antilock brakes (ABS), using light brake pressure on an icy road will
- Use extra caution when travelling through an intersection with
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- What are some common causes of passenger injuries?
- What are the articulation points of a vehicle?
- What are some uses of governors?
- What are the consequences if you exceed your maximum on-duty hours and a peace officer stops you?
- What are the main components of a simple, basic air brake system?
- What are the recommended positions for your hands on the steering wheel?
- What colour are the flashing lights used by an ambulance driver to warn others to yield?
- What do these roadway markings mean?
- What does a downward-pointing green arrow above your lane mean?
- What does this image indicate?
- What does this road sign mean?
- What does this road sign mean?
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- What does this sign mean?
- What does this sign mean?
- What does this sign mean?
- What is important about seat belts?