2025 South Dakota Permit Test 16
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://cheat-sheets.dmv-written-test.com/en/south-dakota/car.
Number of Tests
Number of Question
Passing Score
17. When passing another car, you have enough space to return to the driving lane:
Explanation
Before you return to the driving lane when completing a pass, be sure there is a safe gap between your vehicle and the passed vehicle. When you can see both headlights of the vehicle in your rearview mirror, it is safe to return to the driving lane.
18. If you are driving near a large commercial vehicle, you should:
Explanation
Because large commercial vehicles have large blind spots on each side, you should avoid driving beside them for long periods of time.
19. If you are facing a green traffic light but the intersection ahead is blocked by traffic, you should:
Explanation
Even if you are facing a green traffic light, do not start across the intersection if there are other vehicles blocking your way. If you are caught in the intersection when the light changes to red, your vehicle will block cross traffic. You can get a ticket for blocking an intersection.
20. 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.
21. As you enter into a roundabout, you should slow down and:
Explanation
When entering a roundabout, you must yield to pedestrians, bicyclists, and traffic already in the roundabout.
22. Which of the following statements about blind spots is true?
Explanation
Blind spots are areas that a driver cannot see if they look in their mirrors. Large trucks have large blind spots that drivers of other vehicles should avoid.
23. This sign means:
Explanation
This sign prohibits right turns. You cannot make a right turn at an intersection where this sign is posted.
24. If there is a deep puddle on the road ahead, you should:
Explanation
To prevent skidding on slippery surfaces, avoid especially slippery areas, such as ice patches, wet leaves, oil, or deep puddles. The safest surface for driving is a dry, solid surface.
25. Always stop before crossing railroad tracks when:
Explanation
