Free California CDL Combination Vehicles Practice Test 2022

You have to pass the California 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 CDL practice test website 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 California CDL Combination Vehicles Practice Test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official California 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 California CDL Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 CA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
CA 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.
When a vehicle goes around a corner, the rear wheels follow a different path than the front. This is called:
3.
The shut-off valves at the back of the last trailer should be:
4.
When traveling under 40 mph, how much distance should you leave, at minimum, from the car in front of you?
5.
When uncoupling, make sure that the parking area:
6.
To prevent water and dirt from entering the air system, hose couplers can be attached to dummy couplers or:
7.
Over 50% of truck driver accident deaths are caused by:
8.
To make coupling and uncoupling a loaded trailer easier:
9.
In order to allow the trailer brakes to be applied more quickly, what is connected to the service air line?
10.
If you have to enter another traffic lane to complete a wide turn, you should:
11.
When driving a combination vehicle with multiple trailers or dollies, all air shut-off valves except the last one at the back must be:
12.
Trailers will have an ABS malfunction lamp:
13.
When uncoupling, the tractor should:
14.
The best and earliest way to recognize that your trailer has started to skid is:
15.
To test the trailer brakes before driving, use the hand valve or the:
16.
A fifth wheel in proper position for coupling will have:
17.
Like tractor air tanks, trailer air tanks should be kept free of dirt and oil by:
18.
Driving with an empty trailer:
19.
Triples combinations have a rearward amplification of:
20.
In case of landing gear failure while pulling out from under it, you should: