Knowledge Test Class B #2
Class B Driving Test | South Dakota 2026 #2 Page 7 of 7
Train for FREE online with our South Dakota 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 SD CDL class B permit 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 CDL class B requirements may vary from state to state.
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43 . Which of the following is not a reason to cover cargo?
You should cover your cargo to protect people from the cargo if it spills, as well as to protect the cargo from the weather.
44 . 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.
45 . You must have an air brake endorsement:
You must take an air brakes knowledge test to become licensed to operate a vehicle that is equipped with air brakes, including an air over hydraulic braking system.
46 . Rust around wheel nuts may mean:
Rust around wheel nuts can indicate that the nuts are loose. If you find rust near the wheel nuts, check their tightness before beginning to drive.
47 . When approaching a vehicle for a pre-trip inspection, a driver should look under the vehicle:
To see if the vehicle is on a decline.
When approaching your vehicle to conduct an inspection, you should look underneath it to make sure there are no fresh oil, coolant, grease, or fuel leaks on the ground. Leaks can indicate unsafe defects on a vehicle.
48 . Bridges usually:
Bridges tend to freeze before other parts of the road surface. You should be especially careful on bridges when temperatures are near the freezing point.
49 . When completing an offset back/left parking maneuver, a driver should:
If you are asked to complete an offset back/left parking maneuver, you should first pull straight forward, then back up to the left. Your vehicle must be parked completely within the boundaries of the parking space.
50 . If the spring brakes are activated, you should never:
Open the door to the cab.
Never apply the brake pedal if your spring breaks are activated. Brakes can be damaged if they are subject to both springs and air pressure.
See the exact questions that will be on the 2026 South Dakota DMV exam.
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2026 South Dakota | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in South Dakota, you must first have a valid CDL license. Then, pass the Hazmat Knowledge Test at your local DMV. You will also need to complete a background check through the Transportation Security Administration (TSA), including fingerprinting. Once approved, your endorsement will be added to your CDL.
To obtain a CDL Hazmat license, you must have a valid Commercial Driver's License (CDL). You must also pass the Hazardous Materials Endorsement Knowledge Test. In addition, you must complete a background check and fingerprinting through the Transportation Security Administration (TSA). A clean driving record and good physical health are also typically required.
When applying for a CDL Hazmat endorsement in South Dakota, you'll need to provide proof of U.S. citizenship or legal presence, such as a passport or birth certificate. You'll also need your current CDL, social security card, and proof of South Dakota residency. Lastly, you'll need a completed Medical Examination Report Form and Medical Examiner's Certificate.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test, known as 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. Passing this test is a requirement for obtaining the Hazmat endorsement.
The Hazardous Materials Endorsement Knowledge Test covers several subjects related to transporting hazardous materials. Topics include recognizing hazardous materials, understanding shipping papers, placarding rules, loading and unloading procedures, driving and parking rules, responding to emergencies, and understanding bulk tank loading, unloading, and marking. Knowledge of these subjects is crucial for safely transporting hazardous materials.
Yes, there are additional charges linked to acquiring a CDL Hazmat endorsement in South Dakota. These include the cost of the written test, the endorsement fee, and a background check fee. The exact costs can vary, so it's recommended to check with the South Dakota Department of Public Safety for the most current fees.
Yes, obtaining a CDL Hazmat endorsement in South Dakota requires a background check and security clearance. This involves fingerprinting and a review of your criminal history. The Transportation Security Administration (TSA) conducts this check to ensure you don't pose a security threat. It's essential to have a clean record for successful approval.
Yes, specialized training is required for the CDL Hazmat endorsement. Applicants must pass the Hazardous Materials Endorsement Knowledge Test. While not mandatory, many candidates choose to complete a training course before taking the test. Certification is achieved by passing the test and completing a background check.
No, you cannot legally transport hazardous materials without a valid CDL Hazmat endorsement in South Dakota. This endorsement is required by federal law and ensures that drivers have the necessary knowledge and training to safely handle and transport hazardous materials. Failure to comply could result in hefty fines or penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license in South Dakota. However, you'll need to pass a written test and undergo a TSA background check. It's not a completely new application, but an addition to your existing CDL. Remember to bring your current CDL when you apply for the endorsement.
