Knowledge Test Class B #1
Class B Driving Test | Wisconsin 2025 #1 Page 7 of 7
Train for FREE online with our Wisconsin 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 WI 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 . Passive railroad crossings:
Should never be crossed by a CMV.
Railroad crossings that are not controlled by any type of traffic control device are known as passive crossings. The decision to proceed across tracks at a passive crossing is entirely up to the driver.
44 . In general, the legal maximum height for a vehicle and load is:
22 feet
Wisconsin law generally limits the height of a vehicle, including its load, to no more than 13 feet, 6 inches.
45 . Too little weight on a steering axle can result in:
Improved gas mileage.
The weight of cargo in a vehicle needs to be balanced appropriately so that it does not interfere with the vehicle's safe handling. For example, if cargo is placed too far to the rear of a vehicle, the front axle will be under-weighted and the front wheels may not have enough traction for the driver to steer safely.
46 . When conducting a vehicle inspection, you must show each of the following, except:
That the oil pressure gauge comes on when brakes are used.
When checking the oil pressure gauge as part of a vehicle inspection test, you must ensure that it is working. The gauge should show increasing or normal oil pressure, or the oil pressure warning light should turn off. If equipped with one, the oil temperature gauge should begin a gradual rise to the normal operating range.
47 . When backing, it is best to:
Use a helper, if possible.
If you must drive in reverse, you should back up slowly and use the mirrors on both sides of your vehicle. Use a helper to monitor your blind spots whenever possible. You and the helper should agree on a signal for "stop."
48 . Braking mechanisms are located inside:
Drum brakes are attached to the wheels and located on the axles of a vehicle. The braking mechanisms that cause the vehicle to stop can be found inside of a drum brake.
49 . A low air pressure warning signal should activate:
When tank pressure falls below 5 psi.
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 60 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
50 . Water that has collected on a roadway can cause:
The risk of hydroplaning begins when water has collected on the surface of a road.
See the exact questions that will be on the 2025 Wisconsin DMV exam.
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2025 Wisconsin | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Wisconsin, you must hold a valid Commercial Driver's License (CDL). You'll also need to pass the Hazardous Materials Endorsement Knowledge Test, provide proof of U.S. citizenship or legal status, and pass a Transportation Security Administration (TSA) background check. Finally, you must pay all required fees.
To obtain a CDL Hazmat license in Wisconsin, you must first possess a valid CDL. You must also pass a written Hazardous Materials Endorsement Knowledge Test and a TSA background check. Additionally, you must be at least 21 years old and have no disqualifying criminal offenses. Renewal requires passing the knowledge test again every five years.
When applying for a CDL Hazmat endorsement in Wisconsin, you'll need to provide proof of U.S. citizenship or lawful permanent residency, such as a passport or birth certificate. You'll also need your current CDL, social security card, and completed application form. Finally, you must provide fingerprints for the TSA background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. The Hazardous Materials Endorsement Knowledge Test focuses on topics such as loading and unloading hazardous materials, bulk packaging marking, driving and parking rules, and emergency response procedures. The test must be passed with a score of at least 80%.
The written test for the CDL Hazmat endorsement in Wisconsin covers topics such as loading and unloading hazardous materials, bulk tank loading, inspection, driving and parking rules, communications, emergencies, and the definitions of hazardous materials. It also tests knowledge of the Hazardous Materials Regulations of the federal Department of Transportation.
Yes, there are additional charges for getting a CDL Hazmat endorsement in Wisconsin. These include a knowledge test fee of $30, a fingerprinting fee of $86.50 for the TSA background check, and an endorsement fee of $10. There may also be additional service fees depending on the method of payment used.
Yes, a background check and security clearance are mandatory for a CDL Hazmat endorsement. The Transportation Security Administration (TSA) performs these checks. Applicants must not have any disqualifying criminal offenses, and must be a U.S. citizen or have appropriate immigration status. The process includes fingerprinting and a review of personal history.
Yes, specialized training or certification is required for a CDL Hazmat endorsement. Applicants must pass a written Hazardous Materials knowledge test. Additionally, they must undergo a Transportation Security Administration (TSA) background check. Also, they must comply with the Federal Motor Carrier Safety Administration's training requirements for hazardous materials.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in Wisconsin. This endorsement is required by the Federal Motor Carrier Safety Administration (FMCSA) for any commercial driver who transports hazardous materials that require placarding. Violations can lead to fines, disqualification, or even criminal penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. However, you'll need to pass the Hazmat knowledge test and undergo a TSA background check. You don't need to apply for a new CDL, but there is an additional process for obtaining the Hazmat endorsement. Visit your local DMV or its website for specific procedures.
