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Free Florida CDL Combination Vehicles Practice Test 2023

You have to pass the CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for good source material for your coming CDL test? You are in the right place. Our Florida CDL 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. The CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Florida CDL Handbook 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 Florida CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2021 FL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
FL CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
Study now
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 trailer service brakes should be tested with the hand control, and controlled during normal operation by:
4.
To prevent water and dirt from entering the air system, hose couplers can be attached to dummy couplers or:
5.
When you are uncoupling a loaded trailer, you should lower the landing gear until it:
6.
When connecting the glad hands, press the two seals with the couplers together at what degree to each other?
7.
After you lock the kingpin into the fifth wheel, you should check the connection by:
8.
In order to allow the trailer brakes to be applied more quickly, what is connected to the service air line?
9.
Some of the points for inspecting the coupling include the following, EXCEPT:
10.
If the spring brakes are not released when you pushed the trailer air supply valve you should:
11.
How much space should there be between the upper and lower fifth wheel?
12.
There are two things that a driver can do to prevent a rollover: They are: (1) go slow around turns, and (2):
13.
To stop a trailer skid you should:
14.
A fifth wheel in proper position for coupling will have:
15.
You have a major leak in the service line, and you put on the brakes. Service air will escape and cause the:
16.
What will happen if the air lines are crossed when you hook up to an old trailer?
17.
To test the tractor protection valve, pump the brakes with the engine off until the trailer air supply knob pops out, usually at:
18.
You are coupling a tractor to the semitrailer; you have connected the airlines. Before backing under the trailer, you should:
19.
A specific item to check on a sliding fifth wheel is:
20.
While checking if the trailer is securely coupled to the tractor, the landing gears should be:
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