2026 South Dakota Permit Test 21
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
9. There are two traffic lanes moving in your direction. You are driving in the left lane and many vehicles are passing you on the right. If the driver behind you wishes to drive faster, you should:
Explanation
To drive quickly, pass, or turn left, use the left lane. Use the right lane when driving more slowly than surrounding traffic, entering the road, or turning right.
10. This sign means you are approaching a railroad crossing that does not have a signal. You should:
Explanation
At a railroad crossing marked with this sign, a driver should look both ways, listen for any trains, and be prepared to stop if any trains are nearby. Never try to outdrive an oncoming train.
11. If the driver of an oncoming vehicle fails to dim their headlights:
Explanation
If an oncoming driver fails to dim their headlights, look toward the right side of the road. This will keep you from being blinded by the other vehicle’s headlights and allow you to see enough of the road to stay on course. Do not try to retaliate by keeping your bright lights on.
12. If you have trouble seeing other vehicles because of dust or smoke blowing across the roadway, you should drive more slowly and turn on your:
Explanation
You must turn on your headlights any time conditions prevent you from seeing other vehicles. Other drivers may have trouble seeing you, too.
13. This sign means:
Explanation
This sign indicates that turns in the direction of the arrow (in this case, to the right) are prohibited.
14. When arriving to an uncontrolled intersection at the same time as vehicles to your right and left, you should:
Explanation
If multiple vehicles arrive at the same time to an intersection that is not controlled by signs or signals, the driver on the right has the right-of-way. Drivers should then proceed in the order that they arrive to the intersection.
15. To avoid hydroplaning while driving in rainy conditions, you should:
Explanation
When driving too quickly in wet conditions, your tires may lose all contact with the road surface. Loss of traction will cause the vehicle to ride on top of the water, which is called "hydroplaning." The best way to prevent this from happening is to drive more slowly in rainy or wet conditions than you would when driving during ideal weather conditions.
16. Streets and highways are most slippery:
Explanation
Driving during the first half hour of rainfall is dangerous because roadways become extremely slippery when the water mixes with oil and other chemicals on the road surfaces that have not yet washed away. Use extra caution when driving on slippery roads.
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