In an effort to help individuals interested in beginning a career in professional driving, we have made Quebec heavy vehicle knowledge test practice available online for free. Taking Class 1, Class 2, Class 3 or Class 4 commercial licence practice tests is crucial to learning the information you need to know in order to get behind the wheel of a big rig as soon as possible.You can take advantage of them as much as you want. Just like other individuals have already done so, don’t forget to like us on Facebook and tell your friends about this website so that they, too, can pass the test with grand ease.As professionals, heavy vehicle drivers must be committed to being responsible road users for whom safety is the prime concern. They have to make sound decisions in the face of potentially dangerous situations. To properly prepare for the knowledge and road tests, we recommend that you study the ‘Driving a Heavy Vehicmanualle‘