Free Louisiana CDL Combination Vehicles Practice Test 2022

You have to pass the Louisiana CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Louisiana CDL Practice Test source for your coming CDL test? You are in the right place. Our practice test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Our CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Louisiana CDL Book so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free Louisiana CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 LA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
LA CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
Before you back under a trailer, make sure that:
When a vehicle goes around a corner, the rear wheels follow a different path than the front. This is called:
The air lines on a combination vehicle are often colored to prevent them from mixing up. The emergency line is _____, the service line is _________.
The trailer air supply control knob is:
The higher the center of gravity of your truck, the:
Hose couplers are also referred to as:
The trailer service brakes should be tested with the hand control, and controlled during normal operation by:
When connecting the glad hands, press the two seals with the couplers together at what degree to each other?
When you are uncoupling a loaded trailer, you should lower the landing gear until it:
In order to allow the trailer brakes to be applied more quickly, what is connected to the service air line?
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
When uncoupling, the tractor should:
Some of the points for inspecting the coupling include the following except:
How should you test the tractor-semitrailer connection for security?
The best and earliest way to recognize that your trailer has started to skid is:
Air and electrical lines from the tractor to the trailer should be:
When coupling, the proper position of the fifth wheel is:
You are coupling a tractor to the semitrailer; you have connected the airlines. Before backing under the trailer, you should:
Where should the tractor be when you inspect the landing gear after uncoupling the trailer?
A specific item to check on a sliding fifth wheel is: