Knowledge Test Class B #2
Class B Driving Test | Missouri 2025 #2 Page 4 of 7
Train for FREE online with our Missouri class B license 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 MO CDL class B permit 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 CDL class B requirements may vary from state to state.
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22 . A broken exhaust system:
A broken exhaust system can let poisonous fumes into a vehicle's cab or sleeper berth. Be sure to inspect your exhaust system for any loose, broken, or missing parts.
23 . When using your turn signal, you should:
Always begin signaling well in advance of a turn. This is the best way to ensure that other drivers do not try to pass you. Without using a turn signal, drivers may assume that you are merely slowing down or stopping when you are planning to turn.
24 . Being considered a security threat is grounds to:
You must undergo a background check to obtain a hazardous materials endorsement. You will be denied the endorsement, or lose an existing one, if the Transportation Security Administration (TSA) deems you to pose a security threat.
25 . If there is a fire in your vehicle and you are not sure how to extinguish it, you should:
If you are not sure which method to use when putting out a fire, do not attempt to extinguish the fire on your own. Instead, wait for firefighters to arrive and let them handle it. This is especially true if you are experiencing a hazardous materials fire.
26 . A pre-trip inspection should include:
When examining the engine compartment during a pre-trip inspection, you should check the engine oil level, the radiator coolant level, and the condition of the hoses.
27 . Blocking cargo:
Blocking and bracing are techniques to keep cargo from shifting in transit. A piece of cargo should be blocked to its front, back, and/or sides to prevent movement.
28 . When driving:
Sending and reading text messages while operating a CMV is both unsafe and illegal.
2025 Missouri | Frequently Asked Questions
To acquire a CDL Passenger endorsement in Missouri, first, you need to have a valid Commercial Driver's License (CDL). Then, you must pass the passenger endorsement knowledge test and a skills test in the type of vehicle you wish to drive. The Missouri Department of Revenue administers these tests. Study materials are available on their website.
To obtain a CDL Passenger license in Missouri, you must be at least 18 years old, possess a valid Missouri CDL, pass the Passenger Transport written test, and pass a skills test in the type of vehicle you will be driving. You must also have a clean driving record and pass a medical examination.
Yes, you need specific training for a CDL Passenger endorsement in Missouri. This includes passing the Passenger Transport written test, and a skills test in a vehicle similar to the one you'll be driving. While not mandatory, it's beneficial to have experience or training driving larger vehicles or buses to help you pass these tests.
Yes, to obtain a CDL Passenger endorsement in Missouri, you must pass the Passenger Transport written test. This exam covers topics such as vehicle inspection, loading and trip start, on the road, after-trip vehicle inspection, prohibited practices, and use of brake-door interlocks. It's an additional requirement to the general CDL tests.
During the CDL Passenger endorsement assessment in Missouri, you will need to demonstrate skills such as pre-trip vehicle inspection, safe driving practices, proper use of mirrors, safe loading and unloading of passengers, responding to emergency situations, and understanding of passenger comfort and safety issues. You'll also need to perform specific maneuvers like turning, backing up, and parking.
No, you cannot legally transport passengers in Missouri without a valid CDL Passenger endorsement. This endorsement is specifically designed to ensure that drivers have the necessary knowledge and skills to safely transport passengers. Driving a commercial vehicle without the proper endorsements can result in fines, penalties, and potentially loss of your CDL.
Yes, you can add the CDL Passenger endorsement to your existing CDL. You don't need a new application for a CDL, but you will need to apply for the endorsement specifically, pass the necessary written test, and pay any associated fees. This process ensures you have the skills and knowledge to safely transport passengers.
Yes, there are specific limitations for drivers with a CDL Passenger endorsement in Missouri. They cannot have more than two moving violations in a three-year period. They must also pass a physical exam every two years, maintain a logbook of their driving hours, and comply with drug and alcohol testing regulations.
Yes, in Missouri, you must be at least 21 years old to drive a commercial vehicle across state lines (interstate) or to carry hazardous materials. However, you can get a CDL Passenger endorsement at 18 years old if you plan to drive within the state lines (intrastate). Note that some employers may have their own age-related policies.
With a CDL Passenger endorsement, you're eligible to operate vehicles such as buses, shuttles, or any vehicle designed to carry 16 or more passengers, including the driver. This also includes school buses if you also carry a School Bus (S) endorsement. Make sure to adhere to the specific regulations for each type of vehicle.