Free Montana CDL Double/Triple Trailers Practice Test 2023

Do you know how to pair double or triple trailers? If you are planning to take the Montana CDL double/triple trailer endorsement test, make sure to know it! Our Montana CDL Practice Test has the same questions as the real exam which is based on the Montana 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 CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our Free Montana 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 2021 MT commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MT CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
What is the function of a stop light switch?
How can you be sure you supplied air to a second trailer?
You will test that the trailer service brakes are working by:
On large buses low pressure warning devices usually signal at ______.
With the hand valve on, you should test the trailer brakes by opening the service line valve at the rear of the trailer. When you do this, you should hear:
When coupling or uncoupling, trailer or dolly wheel should always be:
You should check trailer height before connecting a converted dolly to a second or third trailer. The trailer height is right when:
At 55 mph on dry pavement, the air brake lag distance is how many feet?
The service brake system ________.
On newer vehicles, the parking brake control knob is typically yellow, but on older vehicles, the parking brake might be what color?
During a normal drive, the spring brakes are held back by _____.
After coupling the converter dolly to the first trailer, the pintle hook should be:
Vehicles without automatic air tank drains need to be checked manually to remove ________?
Why should the air hoses connected to the brake chambers be checked?
Which of the following factors explains why the total stopping distance for air brakes is longer than that for hydraulic brakes?
When performing the controlled braking method for an emergency stop, you are _________.
You are doing a walk around inspection of a double or triple trailer rig. You should be sure the converter dolly air tank drain valves are _____ and the pintle hook is _________.
If the malfunction lamp stays on after the bulb check, __________.
A converter dolly is used:
A visual inspection after coupling should show that: