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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.
After supplying air to the trailer, how should you check for crossed air lines?
2.
The trailer air supply control knob is _____.
3.
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.
4.
The air leakage rate for a combination vehicle (engine off, brakes on) should not be more than _____ psi per minute.
5.
You have pushed the trailer air supply valve. You should not back a tractor under a trailer until the whole air system is:
6.
Off-tracking or cheating causes which of these to follow the wider path while making a turn?
7.
There are two things that a driver can do to prevent a rollover. They are: (1) go slow around turns, and (2):
8.
A major leak in the trailer emergency line will cause:
9.
The emergency air line controls the emergency brakes on combination vehicles, and:
10.
A driver crosses the air lines when hooking up to an old trailer. What will happen?
11.
When unlocking the fifth wheel in Step 6, all of the following apply, EXCEPT:
12.
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
13.
When uncoupling, the tractor should:
14.
Converter dollies:
15.
You are about to back your tractor under a semitrailer. The trailer is at the right height when the:
16.
The safety latch for the fifth wheel locking lever must be _____ for a coupling to be complete.
17.
The hand valve should be used:
18.
Where should the tractor be when you inspect the landing gear after uncoupling the trailer?
19.
Why should you lock the tractor glad hands to each other (or dummy couplers) when you are not towing a trailer?
20.
In case of landing gear failure while pulling out from under it, you should:
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