South dakota Driver's Examination

Knowledge Test Class B #2

FREE CDL Class B Driving Test Online | South Dakota 2024

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 2021, 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.

Number of Question 50

Passing Score 40

Number of Tests 20

1 . ____ is a thin layer of ice that forms on road surfaces.

White ice

Black ice

Soft ice

Sharp ice

Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. A road covered in black ice may look like it is merely wet. You should be very careful when temperatures are below freezing and the road looks wet.

2 . A Class 1 hazardous material is:

An explosive.

Solid.

Corrosive.

Explosives are placed in hazardous materials Class 1.

3 . Most heavy vehicles require ____ to change gears.

Double clutching

Double shifting

Triple clutching

Triple shifting

Most heavy vehicles with manual transmissions require double clutching to change gears. A driver should release the accelerator, push in the clutch, and shift into neutral at the same time. After releasing the clutch and allowing the vehicle to change to the necessary speed, the driver should push in the clutch, shift gears, then simultaneously release the clutch and accelerate.

4 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven

Seven to eight

Eight to nine

Four to five

Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.

5 . Over-length loads require:

Special permits.

Roads to be closed to other traffic.

A person to walk alongside the vehicle.

Over-length, over-width, and/or overweight loads may require special permits from the Department of Transportation.

6 . Without oil in its engine:

A vehicle will likely run smoothly.

A vehicle will make quick jerks while driving.

A vehicle's engine may be damaged quickly.

A vehicle's gas mileage will improve.

An engine can be rapidly destroyed if it is run without oil. If its oil pressure gauge is low or fluctuating, do not operate a vehicle.

7 . What can happen if a parking brake is used in very wet weather when temperatures are below freezing?

The brakes will squeak.

The brakes may freeze so the vehicle cannot move.

The brakes may suddenly release by themselves.

The brakes may explode.

If you use the parking brakes when the weather is very wet and the temperature is below freezing, the brakes may become frozen, preventing the vehicle from moving.

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2024 South Dakota | Frequently Asked Questions

To acquire a CDL Tank endorsement in South Dakota, you must first have a Commercial Driver's License (CDL). Then, study the Tank Vehicle section of the South Dakota CDL Handbook. After you've mastered the material, schedule and pass the tank vehicle endorsement test at your local DMV. The test covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules.

To obtain a CDL Tank license, you must first have a Commercial Driver's License (CDL). You then need to study the Tank Vehicle section of your state's CDL manual. Once prepared, schedule and pass the Tank endorsement test at your local DMV. This test covers inspecting tank vehicles, driving tank vehicles, and safe driving rules.

While specific training or experience is not legally mandatory for a CDL Tank endorsement in South Dakota, it's highly recommended. You need to understand the specifics of operating tank vehicles, including inspecting and driving them safely. Studying the Tank Vehicle section of the South Dakota CDL Manual and passing the relevant DMV test are essential steps.

Yes, in order to receive a CDL Tank endorsement in South Dakota, you must pass an additional written test. This test focuses on the specifics of operating tank vehicles, such as safe driving rules and inspecting tank vehicles. It is separate from the general CDL written exam and requires additional study.

The written test for a CDL Tank endorsement in South Dakota covers several topics specific to tank vehicles. These include the inspection of tank vehicles, safe driving strategies, understanding the high center of gravity in tank vehicles, and managing surge. The test also covers procedures for emergencies, such as leaks or fires.

The CDL Tank endorsement doesn't usually involve a specific skills or maneuvers assessment. It primarily requires a written test. This exam covers topics such as inspecting tank vehicles, safe driving techniques, and understanding safety rules specific to tank vehicles. However, the general CDL test does assess practical skills and maneuvers for operating commercial vehicles.

Drivers with a CDL Tank endorsement in South Dakota must adhere to specific limitations and regulations. They are required to fully comprehend and follow safety procedures, including managing tank-specific issues like liquid surge. Additionally, they must comply with weight restrictions and hazardous materials regulations if applicable. Violations may result in endorsement suspension or revocation.

No, in South Dakota, it is illegal to transport liquid or gas materials without a valid CDL Tank endorsement. A CDL Tank endorsement is required for the transportation of any liquid or gas substance in a tank vehicle, as it ensures that the driver has the necessary skills and knowledge to handle such materials safely.

You can add a CDL Tank endorsement to your current commercial driver's license. It's not necessary to apply for a new license. However, you must pass the Tank endorsement written test. Once you pass the test, the endorsement will be added to your existing CDL. Remember, each state may have slightly different procedures, so check with your local DMV.

Yes, handling hazardous materials with a CDL Tank endorsement in South Dakota requires additional certifications. Drivers must obtain a Hazardous Materials (HazMat) endorsement, which involves passing a written test and a TSA background check. It's crucial to understand and comply with federal and state regulations to ensure safety when transporting hazardous materials.