Free Hawaii CDL Combination Vehicles Practice Test 2022

You have to pass the CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good Hawaii 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 CDL practice 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 Practice Test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official Hawaii 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 Hawaii CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 HI commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
HI CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
To prevent water and dirt from entering the air system, hose couplers can be attached to dummy couplers or:
2.
Rearward amplification is a major cause of:
3.
You have pushed the trailer air supply valve. You should not back a tractor under a trailer until the whole air system is:
4.
There are two things that a driver can do to prevent a rollover. They are: (1) go slow around turns, and (2):
5.
Trailers will have an ABS malfunction lamp:
6.
Converter dollies:
7.
The emergency air line is usually what color?
8.
When coupling or uncoupling, all of these apply to the trailer except:
9.
Crack-the-whip effect occurs when:
10.
To stop a trailer skid you should:
11.
Why should you be sure that the fifth wheel plate is greased as required?
12.
Rocky mountain doubles have a rearward amplification of about:
13.
Your emergency air line breaks or gets pulled apart while you are driving. The loss of pressure will cause the:
14.
To test the tractor protection valve, pump the brakes with the engine off until the trailer air supply knob pops out, usually at:
15.
You are coupling a tractor to the semitrailer; you have connected the airlines. Before backing under the trailer, you should:
16.
If you cannot complete your turn without entering another traffic lane you should:
17.
Glad hands are usually connecting which of these?
18.
Where should the tractor be when you inspect the landing gear after uncoupling the trailer?
19.
A specific item to check on a sliding fifth wheel is:
20.
Why should you lock the tractor glad hands to each other (or dummy couplers) when you are not towing a trailer?