Knowledge Test Class B #2
Class B Driving Test | Missouri 2025 #2 Page 7 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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43 . A second felony conviction involving the use of a CMV will result in loss of license for:
A second felony conviction involving the use of a CMV will result in the loss of your CDL for life.
44 . ABS allows you to:
The function of an Anti-Lock Braking System (ABS) is to help prevent wheel lockup during hard braking. With ABS equipped on your vehicle, you should drive and brake in the same manner that you would without it.
45 . You should maintain at least ____ of following distance per every 10 feet of your vehicle when you are traveling more slowly than 40 mph.
At speeds below 40 mph, you should allow at least one second of following distance for every 10 feet of your vehicle. Follow the same formula when traveling at faster speeds, then add one additional second to your following distance. Remember that larger vehicles require more space to stop than smaller vehicles.
46 . Using a helper when backing up a large vehicle is:
Backing a CMV is always dangerous due to limited visibility, so using a helper to monitor your blind spots is encouraged whenever possible.
47 . When loading a trailer, you should:
A load of cargo must be properly balanced. Placing too much weight over an axle can damage the axle and make it more difficult for you to steer. Placing too little weight over an axle can cause poor traction, also leading to difficult handling.
48 . 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.
49 . If there is a cargo fire in a box trailer:
The doors of a trailer should be not be opened in the event of a cargo fire, especially if the cargo includes hazardous materials. Opening trailer doors would increase the fire's oxygen supply, potentially causing the fire to increase in size.
50 . Eating while driving:
Eating while driving can be a dangerous distraction to the driver both because it diverts their attention away from the task at hand and requires them to remove a hand from the steering wheel.
See the exact questions that will be on the 2025 Missouri DMV exam.
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2025 Missouri | Frequently Asked Questions
A CDL Class A license in Missouri is defined as a commercial driver's license that allows the holder to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, given that the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed is over 10,000 pounds.
A Class A Commercial Driver's License (CDL) in Missouri allows operation of any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed exceeds 10,000 pounds. Examples include tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds.
To obtain a Class A CDL in Missouri, you must be at least 18 years old (21 for interstate travel), possess a valid non-commercial driver's license, and pass a vision test. You also need to pass the written knowledge test and skills tests, which include a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving exam.
In Missouri, to qualify for a Class A Commercial Driver's License (CDL), you must be at least 18 years old. However, if you plan on driving across state lines or want to qualify to drive a vehicle carrying hazardous materials, you must be at least 21 years old.
While specific endorsements are not required to obtain a Class A CDL in Missouri, they can provide additional driving privileges. Endorsements include T for double/triple trailers, P for passenger vehicles, N for tank vehicles, H for hazardous materials, S for school bus, and X for a combination of tank vehicle and hazardous materials. Each endorsement requires passing additional tests.
The Class A CDL skills test in Missouri encompasses three parts: the Vehicle Inspection Test, the Basic Controls Test, and the Road Test. The Vehicle Inspection Test checks your ability to assess the safety of your vehicle. The Basic Controls Test evaluates your control over the vehicle. The Road Test examines your on-road driving skills.
Yes, there are limitations on Class A CDL license holders in Missouri. These could include restrictions related to corrective lenses, automatic transmission, no passengers, intrastate driving only, or no air brakes. Restrictions are based on the driver's abilities, the type of vehicle used during the driving test, and any medical conditions.
In Missouri, the written Class A CDL test is primarily administered in English. However, some locations may offer the test in Spanish. It's important to check with your local testing center for language options. Please note, even if the test is taken in another language, federal regulations require all CDL holders to read and speak English.
Yes, you can request accommodations for the Class A CDL written test in Missouri if you have a disability. The Missouri Department of Revenue is committed to making testing accessible. You should contact the department or your local testing center ahead of time to discuss your needs and arrange for appropriate accommodations.
Yes, you can retake the Class A CDL written test in Missouri if you don't pass on your first attempt. You must wait at least one day before retaking the test. However, if you fail the test four times, you have to wait a minimum of 30 days before your next attempt. Additional fees may also apply for each retest.
