Free Indiana CDL Combination Vehicles Practice Test 2022

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

Our CDL practice tests:
Based on 2022 IN commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
IN CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
The trailer air supply control knob is:
2.
While driving behind another vehicle, under good conditions, you should allow at least one second between your vehicle and the vehicle ahead for each ____ feet of your vehicle length.
3.
The higher the center of gravity of your truck, the:
4.
To unlock the fifth wheel, the locking lever should be placed in the ______ position.
5.
If your trailer goes into a skid, you should do all of the following except:
6.
Over 50% of truck driver accident deaths are caused by:
7.
When coupling, trailer height should:
8.
There are two things that a driver can do to prevent a rollover. They are: (1) go slow around turns, and (2):
9.
To help release the fifth wheel locking lever:
10.
The emergency air line controls the emergency brakes on combination vehicles, and:
11.
The tractor should be positioned to back under the trailer:
12.
There are two things that a driver can do to prevent a rollover: They are: (1) go slow around turns, and (2):
13.
In normal driving, some drivers use the hand valve before the brake pedal to prevent a jack-knife. Which of the statements is true?
14.
You are coupling a tractor to a semitrailer and have backed up, but are not under it. What should you hook up before backing under?
15.
You are about to back your tractor under a semitrailer. The trailer is at the right height when the:
16.
Like tractor air tanks, trailer air tanks should be kept free of dirt and oil by:
17.
What will happen if the air lines are crossed when you hook up to an old trailer?
18.
The fifth wheel locking lever is not locked after the jaws close around the kingpin. This means that:
19.
Where should the tractor be when you inspect the landing gear after uncoupling the trailer?
20.
In case of landing gear failure while pulling out from under it, you should: