Knowledge Test Class B #1
Class B Driving Test | Missouri 2025 #1 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 . When starting a vehicle, the oil pressure should:
Oil pressure should come up to normal within seconds of starting the engine.
23 . When starting from a stop:
To avoid hitting anything behind you, make sure that your vehicle does not roll back when you start from a complete stop.
24 . 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.
25 . Rough acceleration:
When accelerating, speed up smoothly and gradually so the vehicle does not jerk. Rough acceleration can cause mechanical damage.
26 . During the basic control skills test, you will receive points if you:
The examiner will score the number of times your vehicle touches or crosses an exercise boundary line. Each encroachment will count as an error, resulting in points against your skills test score.
27 . How much water must be present for a vehicle to hydroplane?
Hydroplaning is an effect in which a vehicle's tires lose traction with the surface of the road and instead glide along a layer of water. There does not have to be much water on the road for this to occur.
28 . During a trip, gauges are:
During a trip, you should regularly check the gauge and instrument panels, mirrors, tires, cargo, and lights for signs of trouble.
2025 Missouri | Frequently Asked Questions
To acquire a CDL Tank endorsement in Missouri, you need to pass the knowledge test specific to tank vehicles. You can prepare for the test using the Missouri CDL manual. Visit a local Missouri Driver License Office to take the test. Passing this test allows you to legally operate commercial vehicles designed to transport liquid or gaseous materials.
To obtain a CDL Tank license in Missouri, you must have a basic CDL license first. Then, you'll need to pass the Tank Vehicle endorsement test. This test covers the knowledge of tank vehicles, inspecting tank vehicles, driving tank vehicles, and safe driving rules. You may also need additional endorsements depending on the vehicle's specific requirements.
While Missouri doesn't explicitly require specific training or experience to get a CDL Tank endorsement, it's beneficial to have practical training. This helps in passing the Tank Vehicle endorsement test, which covers topics like inspecting tank vehicles and safe driving rules. Prior experience can also be useful but isn't mandatory.
Yes, in Missouri, to obtain a CDL Tank endorsement, you need to pass an additional written test called the Tank Vehicle endorsement test. This test covers the knowledge of tank vehicles, their inspection, and safe driving rules. Note that this is in addition to the general CDL written exam.
The written test for the CDL Tank endorsement in Missouri includes subjects such as the safe operation of tank vehicles, tank vehicle inspections, proper loading and unloading procedures, and the transportation of hazardous materials. Additionally, you may be tested on topics like emergency response and the use of emergency equipment specific to tank vehicles.
The CDL Tank endorsement written test in Missouri focuses on the knowledge rather than practical skills or maneuvers. It covers subjects like inspecting tank vehicles, recognizing high center of gravity, handling surge, driving tank vehicles, and safe driving rules and practices specific to tank vehicles. There's no separate skills or road test for the Tank endorsement.
In Missouri, drivers with a CDL Tank endorsement must adhere to specific regulations. For instance, they must always ensure the tank is not overloaded and the load is properly balanced. Additionally, they must follow safety protocols while loading and unloading. Violation of these guidelines can lead to endorsement revocation or legal penalties. Note that endorsements don't grant authority to transport hazardous materials unless you also have a Hazmat endorsement.
No, in Missouri, you cannot legally transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is required for drivers who operate commercial vehicles transporting liquids or gases in a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more. Violations can lead to serious penalties.
In Missouri, the CDL Tank endorsement can be added to your existing Commercial Driver's License. You don't need a fresh application for a new license. However, you must pass the Tank Vehicle written test. Once you pass the test, the endorsement will be added to your CDL, enabling you to legally transport liquid or gas materials.
Yes, to handle hazardous materials with a CDL Tank endorsement in Missouri, drivers must also have a Hazardous Materials (H) endorsement. This requires passing a written test on federal and state regulations for transporting hazardous materials. Additionally, drivers must undergo a federal background check and fingerprinting. Failure to comply with these regulations can result in severe penalties.