Free Missouri CDL Combination Vehicles Practice Test 2022

You have to pass the Missouri CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Missouri 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 Missouri 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 Missouri CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 MO commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MO CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
When a vehicle goes around a corner, the rear wheels follow a different path than the front. This is called:
2.
Semi-trailers made before 1975 that are equipped with air brakes:
3.
The air lines on a combination vehicle are often colored to prevent them from mixing up. The emergency line is _____, the service line is _________.
4.
One good way to prevent rollover is:
5.
To unlock the fifth wheel, the locking lever should be placed in the ______ position.
6.
The higher the center of gravity of your truck, the:
7.
Rearward amplification is a major cause of:
8.
When driving a combination vehicle with multiple trailers or dollies, all air shut-off valves except the last one at the back must be:
9.
The trailer hand valve should be used:
10.
When unlocking the fifth wheel in Step 6, all of the following apply except:
11.
Trailers will have an ABS malfunction lamp:
12.
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
13.
When parking trailers without spring brakes, it is very important to:
14.
Converter dollies:
15.
A fifth wheel in proper position for coupling will have:
16.
The "rearward amplification" value means:
17.
When backing a tractor under a trailer you should:
18.
When uncoupling the trailer, after you shut off the trailer air supply and lock the trailer brakes, you should:
19.
After connecting the air lines but before backing under the trailer you should:
20.
If you cannot complete your turn without entering another traffic lane you should: