Free Alabama CDL Combination Vehicles Practice Test 2022

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

Our CDL practice tests:
Based on 2022 AK commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AK CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
Which of the following is part of the electrical and air lines coupling inspection?
2.
After supplying air to the trailer, how should you check for crossed air lines?
3.
One good way to prevent rollover is:
4.
For proper hose coupling, lines are often color-coded. Service lines are usually:
5.
A function of the tractor protection valve is:
6.
When traveling under 40 mph, how much distance should you leave, at minimum, from the car in front of you?
7.
The shut-off valves at the back of the last trailer should be:
8.
Over 50% of truck driver accident deaths are caused by:
9.
When uncoupling, make sure that the parking area:
10.
If you have to enter another traffic lane to complete a wide turn, you should:
11.
When pulling trailers:
12.
The trailer hand valve should be used:
13.
The emergency air line controls the emergency brakes on combination vehicles, and:
14.
Improperly greased or lubricated fifth wheels will cause:
15.
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
16.
When parking trailers without spring brakes, it is very important to:
17.
How much space should there be between the upper and lower fifth wheel?
18.
All of these are part of the final 3 steps of uncoupling the trailer except:
19.
When backing under the trailer, do all of the following except:
20.
Triples combinations have a rearward amplification of: