Practicing for your CDL double/triple trailers endorsement exam? Then you need to take our Free South Carolina CDL Double/Triple Trailers Practice Test. Featuring similar content and format to the real test, this practice exam is just what you need to gain the confidence and knowledge to earn your endorsement, which will allow you to begin driving doubles and triples. Our test features 20 questions on topics ranging from coupling and uncoupling trailers to backing up to avoiding the crack-the-whip effect, skids and jackknives and much more. How do you hook a combination to a second trailer that has no spring brakes without using wheel chocks? What is the best way to stop all skids? These are examples of the types of questions that are on the practice test.
A passing score requires at least 80% of the questions to be answered correctly. The questions are presented in multiple choice format just like on the real endorsement test. We have also made this test available for unlimited attempts and we have included answer explanations to help you learn the content as you go through the exam. We highly recommend that you read the answer explanations. Now you can quickly become familiar with the format of the actual CDL test as well as quickly become familiar with the language used on the test. Ready to practice answering your double and triple trailer questions in a multiple-choice format like on the real test? Take our practice test.