Free California CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the California CDL double/triple trailer endorsement test, make sure to know it! Our California CDL practice test has the same questions as the real exam which is based on the California CDL Handbook. It covers most of the subject areas on the California Double/Triple Trailers Test such as pulling double and triple trailers, the risk of rollover, managing space, and special considerations when hauling multiple trailers. In addition, each question has a detailed explanation that will help you understand the concept and answer future questions about it correctly. If you don't get the pass right away, you can take this CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our Free California CDL Double/Triple Trailers Practice Test today and pass your CDL endorsement exam! Good luck and keep driving safely!

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 Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the function of a stop light switch?
2.
When checking the low pressure warning signal, it should turn on before the pressure drops below what psi?
3.
How can you be sure you supplied air to a second trailer?
4.
When driving a truck with more than one trailer, which trailer should be first behind the truck?
5.
You want to hook your combination to a second trailer that has no spring brakes. To do this without wheel chocks you should:
6.
You should check trailer height before connecting a converted dolly to a second or third trailer. The trailer height is right when:
7.
A safety valve that releases air _______.
8.
Automatic air tanks _______.
9.
How should the air leakage rate be tested?
10.
Pushing the brake pedal down when the spring brakes are on could _________.
11.
When inspecting the shut-off valves on doubles and triples, all of the following is true except:
12.
An air compressor can be cooled by _______.
13.
Why should air tanks be drained completely?
14.
What affects the stopping distance for air brakes?
15.
Where are the brake drums located?
16.
In dual-air systems the pressure should build to _______.
17.
Vehicles with air brakes have pressure gauges connected to the _______.
18.
To position the converter dolly over short distances you can:
19.
Why should you not drive your vehicle if the air pressure does not build up quickly enough?
20.
A converter dolly is used: