Based on 2023 BC commercial driver's license manual Instant feedback
Drive your way to success with our BC Class 4 Licence practice test, updated for December 2023. Tackle 50 questions that span every important topic you'll face in your professional driving career. If you're 19 or older with a pristine driving record, our practice test is your next step. Not only will it prepare you for the $15 knowledge test and $40 road test, but it will also lay the foundation for a robust understanding of BC's driving laws.
What is an advantage of automatic slack adjusters?
What is the best way to check for vehicles in your blind spot?
What is the best way to ensure that there are no vehicles or cyclists in your blind spot?
What is the main purpose of maintaining the correct air pressure in the tires?
What is the most important concern for a bus driver?
What is the purpose of checking your vehicle's slack adjusters?
What legal documents are all drivers required to have when operating a vehicle?
What should you do if your headlights fail?
When adjusting a manual slack adjuster, how can you tell whether you are turning the adjusting bolt in the correct direction?
When another vehicle is merging into your lane from the right, you should
When approaching a narrow bridge from a curve, you should
When are water-cooled brakes used?
When backing up a large vehicle, you should
When braking, just before you come to a stop, you should
When can you drive side by side with a motorcycle in one lane?
When driving behind a large commercial vehicle, you must make sure that you can see
When can a vehicle with just one occupant (the driver) use this lane?
How does it work?
Our Premium Membership comes with a Pass Guarantee (30-day access and longer). If you successfully complete all the practice tests for your province/territory, we promise you a passing grade on your official written knowledge test or we'll refund your money. Your most recent completion of all the tests should be not earlier than 30 days before your exam date.
Just send us an email with your full name (must match the name and email address used for your purchase at Tests.ca) within 30 days from the purchase of your Premium membership.
What happens next
We'll check your account to make sure you've successfully completed all practice tests for your state. Once that is confirmed, we'll issue a full refund (you'll receive a separate email confirmation).
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