Combination #1
Combination Vehicles Practice Test | Massachusetts 2025 #1 Page 2 of 3
Train for FREE online with our Massachusetts CDL combination vehicle test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a MA combination license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that DMV requirements for issuing a combination license may vary from state to state.
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8 . If a trailer is too high:
Coupling will be easier.
Before coupling together a tractor and a trailer, you should make sure the trailer is at the proper height. If the trailer is too low, the trailer nose may be damaged. If the trailer is too high, it may not be able to couple correctly.
9 . In a combination rig, it is best to make:
Slow, planned stops.
When driving a combination vehicle, it is important to brake well in advance and look far ahead of your vehicle to avoid the need for sudden stops. Making habits of these actions will help you prevent your trailer from jackknifing.
10 . A shut-off valve:
Should always be open.
Shut-off valves are used in air supply lines to control the passage of air from one trailer to another. The rear shut-off valve should always be closed to prevent air from leaving the braking system.
11 . One way to prevent a rollover is to:
Keep cargo as far from the ground as possible.
A rollover is more likely if cargo is unevenly loaded in a rig. To help prevent a dangerous rollover, it is important to keep a load as centered on the rig as possible.
12 . ____ are the cause of more than half of all accident-related truck driver deaths.
Pedestrians
More than half of all accident-related truck driver deaths are a result of truck rollovers. To help prevent a rollover, be sure to load cargo low to the ground and centered on your rig. Take corners slowly and carefully.
13 . Test the tractor protection valve by:
Releasing air with the gas pedal.
You should test the tractor protection valve by allowing the air supply to properly charge, turning off the engine, then releasing air from the system by pressing the brake pedal several times. The tractor protection valve should move into its emergency position when psi drops to an unsafe level.
14 . Failure to keep the fifth wheel plate properly greased could:
Affect the lights.
Failure to keep the fifth wheel plate properly lubricated can create friction between the tractor and trailer, causing steering problems.
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2025 Massachusetts | Frequently Asked Questions
To secure a CDL Bus endorsement in Massachusetts, you must first have a valid Commercial Driver's License (CDL). Then, you need to pass the Passenger Vehicles (P) and School Bus (S) endorsement knowledge tests. After passing the tests, you must also pass a skills test in a vehicle representative of the class and type you will be driving.
To obtain a CDL Bus License in Massachusetts, you must have a valid driver's license and pass the CDL general knowledge test. You also need to pass the Passenger Transport test and the School Bus endorsement test if applicable. Finally, you must successfully complete a skills test in an appropriate vehicle. You must be at least 18 years old and meet medical requirements.
Yes, specific training is necessary for a CDL Bus endorsement in Massachusetts. You must complete a state-approved driver education program that includes classroom instruction and behind-the-wheel training. The program will cover topics such as vehicle inspection, basic controls, and safe driving techniques. After the training, you must pass both knowledge and skills tests to obtain the endorsement.
In Massachusetts, CDL Bus licenses fall into three classes: Class A, B, and C. Class A licenses are for vehicles with a combined weight rating of 26,001 pounds or more. Class B licenses are for vehicles weighing 26,001 pounds or more, or a vehicle transporting 16 or more passengers. Class C licenses are for vehicles designed to transport 16 to 23 passengers, including the driver.
No, you cannot use your personal vehicle for the CDL Bus driving test in Massachusetts. The vehicle you use for the test must be of the same type and class that your CDL will cover. Therefore, you must take the test in a commercial bus. Many training schools provide vehicles for testing purposes.
The CDL Bus driving test in Massachusetts evaluates several skills. These include pre-trip vehicle inspection to ensure your bus is safe to drive, basic control skills like backing, parking, and turning, and on-road driving to assess your ability to handle a bus in different traffic situations. It also checks your ability to load and unload passengers, react to emergencies, and operate special features of the bus.
Yes, for a CDL Bus endorsement in Massachusetts, you must pass a Department of Transportation (DOT) physical examination. This examination ensures that you're physically capable of safely operating a commercial vehicle. It includes vision and hearing tests, blood pressure check, and an assessment of your overall physical condition. Any severe health issues that could interfere with driving safety may disqualify you.
No, it is not permissible to transport passengers without a valid CDL Bus endorsement in Massachusetts. Operating a commercial vehicle designed to carry 16 or more passengers, including the driver, requires a CDL with a Passenger (P) endorsement. Driving without the appropriate license or endorsement can result in hefty fines, penalties, and potentially the suspension of your driving privileges.
In Massachusetts, you can add the CDL Bus endorsement to your existing license. You don't need to apply for a new license. However, you must pass the Passenger Vehicles knowledge test and the skills test in a passenger vehicle of the same class that the applicant operates or expects to operate.
Yes, there are restrictions for drivers with a CDL Bus endorsement in Massachusetts. Drivers must not have any serious traffic violations within the past two years. They must pass a physical exam every two years, and they are subject to random drug and alcohol testing. Additionally, drivers must comply with hours-of-service regulations to prevent fatigue-related accidents.
