Free Alaska CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the CDL double/triple trailer endorsement test, make sure to know it! Our Alaska Double/Triple Trailers Practice Test has the same questions as the real exam which is based on the Alaska DMV CDL Manual. It covers most of the subject areas on the 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 Alaska CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our Free Alaska CDL practice test today and pass your CDL endorsement exam! Good luck and keep driving safely!

Our CDL practice tests:
Based on 2022 AK commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AK CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the purpose of a modulating control valve?
2.
What is the "cut-in" pressure for most air compressor governors?
3.
An application pressure gauge shows how much air you are applying to the brakes. Increased application pressure to maintain the same speed indicates that __________.
4.
To test the tractor protection valve, the engine needs to be:
5.
In terms of stability, doubles and triples are:
6.
The most efficient way to drive down a long grade is to ________.
7.
Air brakes take longer to stop than hydraulic brakes because _______.
8.
When coupling or uncoupling, trailer or dolly wheel should always be:
9.
How do you check the low pressure warning signal?
10.
Why should you check the brake adjustment often?
11.
Why does a heavily-loaded vehicle take longer to stop than a lightly-loaded vehicle?
12.
After coupling the converter dolly to the first trailer, the pintle hook should be:
13.
When testing the trailer emergency brakes, charge the system, pull out the trailer air supply control, and:
14.
When you need to apply more pressure to help your brakes work normally effectively, this means that your brakes are fading. Which of the following can cause fading brakes?
15.
When checking that air is flowing to all trailers,what is used to provide air to the supply lines?
16.
When stab braking if you re-apply the brakes before the wheels start rolling, __________.
17.
What does the air compressor governor control?
18.
A safe speed on a curve for a smaller commercial vehicle:
19.
To apply the parking brakes, you should _______.
20.
If the malfunction lamp stays on after the bulb check, __________.