FREE Newfoundland and Labrador Class 1 Licence Test

Preparing to drive a semi-trailer truck or a long combination vehicle in Newfoundland and Labrador? You'll need a Class 1 commercial driver's licence. The transportation industry in NL is booming, so now is a great time: truck drivers are in high demand. As a Class 1 licenced commercial driver, you can work for a trucking company as an employee, or for yourself as an owner-operator. But in order to drive one of the largest vehicles on the road, you must first learn to drive carefully and safely. So before you can get your Class 1 licence, you must pass both a written and a practical test. The written test (also known as the Newfoundland and Labrador truck driver's knowledge exam) has several multiple-choice questions. This 25-question Class 1 practice test is a great way to prepare as all questions are based on the official 2024 NL commercial driver's manual. As you answer the questions, we recommend checking each question's explanation to gain some further insight into the rule behind it. Good luck and drive safely!

Perfect for first-time and renewal commercial applicants, and those adding endorsements
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What you need to know

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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.

What to expect on the official exam

questions

correct answers to pass

passing score

Helpful links

NL Driver and Vehicle Services

Official Newfoundland and Labrador driver's manual (2024)

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)

What must you do at a stop sign with a painted stop line?
Over-braking with a trailer can sometimes lead to
What does this sign tell you?
When is a pre-trip inspection required?
What gauges should you check after starting your vehicle?
Which valves make up the tractor protection system?
When coupling a tractor to a semitrailer,
What does this sign mean?
In an air brake system, what is brake lag time?
What does this sign mean?
Before driving down a grade (hill), you should
When inspecting the brake chambers, you should check for which of the following?
The supply line is also called
When brakes become overheated, they also become
Which belts should you check during your pre-trip inspection?
What is the purpose of the National Safety Code?
What is a normal reaction time for a driver?
Most manufacturers of commercial vehicles recommend draining the moisture and oil from an air brake system on a ________ basis.
What is the Gross Vehicle Weight Rating (GVWR)?
Which of these is not a part of a drum brake?
What is the purpose of the slider on a trailer?
What is the most common cause of air loss in a trailer?
What is brake lag time?
What does this sign mean?
Why is it important to know which parts of the air brake system exhaust air?