Knowledge Test Class A #2
Class A Driving Test | South Dakota 2025 #2 Page 2 of 7
Train for FREE online with our South Dakota class A 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 A 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 A requirements may vary from state to state.
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8 . When inspecting engine compartment belts during the vehicle inspection test:
The applicant must identify which items are not belt-driven, if any.
When checking the engine compartment during the vehicle inspection test, you must check the power steering, water pump, alternator, and air compressor belts. In addition to cracks and frays, you should check the belts for snugness, allowing up to three-quarters of an inch of play at the center of each belt. If any of these items are not belt-driven, you must identify them and ensure that their components are operating properly, are not damaged or leaking, and are mounted securely.
9 . Emergency equipment, such as fire extinguishers, are:
All commercial motor vehicles must carry appropriate emergency equipment, including fire extinguishers.
10 . Placards should be used:
Warning placards are required to be used any time a vehicle is carrying designated types and amounts of hazardous materials. A placarded vehicle must display placards on all four of its sides.
11 . Cargo on flatbed trailers should be:
Pushed to one side.
On flatbed trailers or trailers without sides, cargo must be tied down to keep it from shifting or falling in transit.
12 . When starting an engine, warning lights and buzzers should:
After starting a vehicle's engine, the warning lights and buzzers for oil, coolant, charging circuits, and the Anti-Lock Braking System (ABS) should go out right away.
13 . A cargo of hanging meat:
Is discouraged during the summer months.
An operator should drive with care when transporting a cargo of hanging meat. Such a load is unstable, both because it has a high center of gravity and because the swinging of the meat can affect the driver's handling of the vehicle.
14 . If a vehicle has a vehicle inspection report, the driver:
Should not conduct a pre-trip inspection and rely only on the report.
For the first step of a vehicle inspection, you should review the last inspection report on your vehicle, if there is one. The carrier should have repaired any problems noted on the report.
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2025 South Dakota | Frequently Asked Questions
In South Dakota, a Commercial Driver's License (CDL) Class B is required to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not in excess of 10,000 pounds. This includes buses, farm labor vehicles, and any vehicle designed to transport 16 or more passengers.
A Class B CDL in South Dakota permits you to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or tow a vehicle not exceeding 10,000 pounds. This includes large buses, segmented buses, dump trucks with small trailers, straight trucks and delivery trucks.
To acquire a Class B CDL license in South Dakota, you must be at least 18 years old (21 if you plan to drive across state lines), have a valid South Dakota driver's license, pass a vision test, and successfully complete both the written and skills tests for the Class B CDL. You must also provide proof of your identity, social security number and South Dakota residency.
In South Dakota, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL). However, if you plan to drive commercial vehicles across state lines or transport hazardous materials, you must be at least 21 years old. This age requirement is consistent with federal law.
Yes, specific endorsements may be necessary depending on the type of vehicle you plan to drive or cargo you plan to carry with a Class B CDL. For example, you may need a Passenger endorsement for buses, a School Bus endorsement for school buses, or a Hazardous Materials endorsement for transporting hazardous materials. Each endorsement requires additional testing.
The Class B CDL skills assessment in South Dakota includes three parts: pre-trip inspection, basic control skills, and on-road driving. The pre-trip inspection tests your ability to assess vehicle safety. Basic control skills focus on maneuvers like backing up. Lastly, the on-road test assesses your ability to safely operate the vehicle in various traffic situations and road conditions.
Yes, there are limitations for Class B CDL license holders. They are licensed to operate vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or a vehicle towing another vehicle not exceeding 10,000 pounds. They cannot operate Class A vehicles unless they have the appropriate endorsement. Also, interstate driving is restricted to drivers aged 21 and above.
In South Dakota, the written Class B CDL test is primarily administered in English. However, some locations may offer it in Spanish. It's important to check with the local DMV office in advance. Keep in mind that English proficiency is required to obtain a CDL, as federal regulations mandate understanding of English to drive commercial vehicles.
Yes, you can request accommodations for the Class B CDL written exam in South Dakota if you have a disability. You'll need to provide documentation of your disability and specify the type of accommodation you're requesting. South Dakota is committed to providing equal access to testing opportunities for all individuals. It's advised to make your request well in advance of your scheduled test date.
Yes, if you fail the Class B CDL written test in South Dakota, you are allowed to retake it. However, you must wait one day before retaking the test. If you fail three times, you will have to wait 60 days before attempting again. It's advisable to study thoroughly and use practice tests to prepare for your next attempt.
