Combination #1
Combination Vehicles Practice Test | Mississippi 2026 #1
Train for FREE online with our Mississippi 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 MS combination license in 2026, 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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1 . Trailers with low underneath clearance can present challenges when driving over:
Railroad-highway crossings may be difficult to cross when pulling a trailer with a low underneath clearance. In particular, both low-slung units and single-axle tractors pulling long trailers are especially challenging to drive over raised crossings.
2 . What is the Johnson bar?
A valve that allows for the release of excess pressure in the braking system
The trailer hand valve, also called the trolley valve or Johnson bar, is used to work the trailer brakes. It should be used only to test the brakes.
3 . If the trailer begins to skid, it is best to:
Brake.
If your trailer begins to skid, you should release the brakes to help regain traction. Once the wheels grip the road again, the trailer will begin to straighten out and follow the path of the tractor.
4 . Pushing in the trailer air supply control will:
Push in the trailer air supply control to supply the trailer with air. Pull out the trailer air supply control to turn off the air supply and activate the emergency brakes.
5 . If you are backing and the trailer begins to drift off-course, the driver should:
If your trailer begins to drift while you are backing, you should correct the drift immediately by turning the top of the steering wheel in the direction of the drift.
6 . When backing up while coupling a trailer, the tractor should be positioned:
When backing up to couple a trailer, you should position the tractor directly in front of the trailer. Trying to couple while backing at an angle could cause the trailer to move and the landing gear to break.
7 . The emergency air line:
Prevents skids.
The emergency air line (also known as the supply line) has two functions. The first is to supply air to the trailer air tanks on a combination vehicle, and the second is to control the emergency brakes.
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2026 Mississippi | Frequently Asked Questions
To acquire a CDL Passenger endorsement in Mississippi, you must first have a valid Mississippi CDL. Next, pass the Passenger Transport Test. If you plan to drive a vehicle designed to carry 16 or more passengers, including the driver, you must also pass the Skills Test in a vehicle representative of that class. Please check with Mississippi Department of Public Safety for any additional requirements.
To obtain a CDL Passenger license in Mississippi, you must first hold a valid Commercial Driver's License (CDL). You must then pass the Passenger endorsement knowledge test, which covers topics such as vehicle inspection, passenger loading/unloading, and emergency procedures. Additionally, you must be at least 21 years old and have a clean driving record.
While Mississippi doesn't mandate specific training to secure a CDL Passenger endorsement, it's beneficial. Training can help you pass the written and skills tests. Experience driving similar vehicles is also useful. However, the key requirement is passing the Passenger Transport Test and, for vehicles designed for 16+ passengers, the Skills Test. Always check with the Mississippi Department of Public Safety for updates.
Yes, to get a CDL Passenger endorsement in Mississippi, you are required to pass the Passenger Transport Test. This is a written test that covers specific rules and regulations related to transporting passengers. If you plan on driving a vehicle designed for 16 or more passengers, you'll also need to pass a Skills Test in an appropriate vehicle.
During the CDL Passenger endorsement skills test in Mississippi, you'll need to demonstrate your ability to safely load and unload passengers, respond to emergency situations, conduct pre-trip vehicle inspections, operate the vehicle safely, and execute proper use of mirrors and safe lane changes. You'll also need to show a good understanding of brake usage and vehicle speed control.
No, in Mississippi and throughout the U.S., you cannot legally transport passengers in a commercial vehicle without a valid CDL Passenger endorsement. This endorsement is required for drivers of vehicles designed to carry 16 or more passengers, including the driver. Driving without it can result in serious penalties.
Yes, you can add a CDL Passenger endorsement to your existing commercial driver's license in Mississippi. You don't need a new application for the whole license, but you will have to apply for the endorsement specifically, pass the required tests, and pay an additional fee. The endorsement will then be added to your existing CDL.
Yes, drivers with a CDL Passenger endorsement in Mississippi must adhere to specific regulations. They cannot operate a vehicle that is under recall, they must ensure all passengers are wearing seat belts, and they cannot use handheld devices while driving. Additionally, they must comply with hours-of-service regulations to prevent fatigue-related accidents. Any violation of these rules may result in penalties or loss of endorsement.
Yes, there are age-related prerequisites for acquiring the CDL Passenger endorsement in Mississippi. You must be at least 21 years old to drive a commercial vehicle across state lines (interstate commerce) or to transport hazardous materials. However, if you're only driving within Mississippi (intrastate commerce), you may be able to get a CDL at 18 years old.
With a CDL Passenger endorsement in Mississippi, you're eligible to operate a variety of commercial passenger vehicles. These include buses, shuttle vans, and other vehicles designed to transport 16 or more passengers, including the driver. This endorsement also allows you to drive school buses, provided you also have a School Bus (S) endorsement.
