2025 South Dakota Permit Test 12
The following questions are from real DMV written tests. These are some of the actual permit questions you will face in South Dakota. Each permit practice test question has three answer choices. Select one answer for each question and select "grade this section." You can find this button at the bottom of the drivers license quiz. For a complete list of questions and answers for South Dakota please visit https://staging.dmvwrittentest.cheat-sheets.com/en/south-dakota/car.
Number of Tests
Number of Question
Passing Score
17. If your vehicle starts to lose traction because of water on the road, you should:
Explanation
When driving in heavy rain at speeds as low as 30 mph, your tires may lose all contact with the road and instead ride up on a layer of water above the surface of the road. This is called "hydroplaning." If your vehicle starts to hydroplane, slow down gradually and do not apply the brakes.
18. A solid yellow line on your side of the centerline means:
Explanation
Solid yellow lines on two-lane roads indicate zones where passing is prohibited. If a solid yellow line appears next to a broken yellow line, drivers in the lane nearest to the solid yellow line may not pass. In some instances, both yellow lines will be solid, indicating that it is not safe to pass from either direction.
19. You should use your horn when:
Explanation
Only use your horn when it is necessary to avoid collisions. Do not use your horn if a driver or bicyclist is moving slowly and you want him or her to drive faster or get out of your way.
20. A sign with this shape means:
Explanation
A pennant-shaped sign marks the beginning of a no passing zone.
21. At a red traffic light with a green arrow, you may proceed in the direction of the arrow if:
Explanation
If you are in a lane corresponding to a signal displaying a green arrow, you may proceed in the direction of the arrow when the way is clear. This is true whether the arrow is displayed alone or together with another signal.
22. You should signal continuously while turning because it:
Explanation
You should always signal when turning, changing lanes, slowing down, or stopping so that other drivers, motorcyclists, bicyclists, and pedestrians will know your intentions.
23. When a car with bright headlights drives toward you at night, you should:
Explanation
To avoid being blinded when driving at night, do not look directly at the headlights of oncoming cars. Instead, look toward the right edge of the road until the oncoming driver has passed.
24. After passing a vehicle, it is safe to return to your driving lane when:
Explanation
Before you return to your driving lane, be sure you are not dangerously close to the vehicle you have just passed. One way to do this is to look for the vehicle in your inside rearview mirror. When you can see both headlights in your rearview mirror, you may have enough room to return to your driving lane.
25. Remove all snow, frost, and ice from:
Explanation
It is important that you are able to see clearly through all of your vehicle's windows, including the windshield. Remove all snow, ice, and frost from your vehicle's windows and mirrors before you start to drive.
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