If you want to become a professional truck driver, you should get a Commercial Driver's License (CDL). The main requirement to get this type of license is to take written exams including General Knowledge test, an Air Brakes test, and the Combination Vehicle test. Many people like to take the optional endorsement tests for Hazardous Materials, Tankers, and Double and Triple Trailers, in the event of transporting dangerous products. If you are still a student, you have to travel with a CDL-licensed driver since permits only last six months.
The next step after having the permit is to learn how to drive a truck. There are specialized schools that may teach you how to maneuver the truck because you have to demonstrate in the tests that you are able to park, back, inspect the vehicle before driving it, and conduct an air brake test. In order to pass all these tests, you should acquire a lot of information so that your knowledge goes beyond of what is required.
The best recommendation is to attend classes in a school that offers a complete combination of interactive activities such as computer-based training, prepared instructors, and practices on CDL tests. Remember that you are paying for receiving good preparation, so do not hesitate to ask as many questions as you can.