2025 South Dakota Permit Test 15
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
9. When approaching an intersection controlled by a flashing yellow light, you must:
Explanation
A traffic signal displaying a flashing yellow light indicates that you should be alert and proceed with caution. Slow down when approaching a flashing yellow traffic signal.
10. If you come to an intersection controlled by a flashing yellow light, you must:
Explanation
A flashing yellow traffic light means drivers must slow down, be more aware, and proceed with caution. Be alert to crossing traffic and pedestrians.
11. To avoid traction loss on wet roads, you should:
Explanation
To prevent hydroplaning, lower your speed in response to wet roads and keep your tires in good condition. If you detect a loss of control, take your foot off the gas, do not apply the brakes, maintain the direction of the vehicle, and allow the vehicle to slow to a manageable speed.
12. This sign means:

Explanation
A triangular yellow sign with black lettering indicates a no passing zone. It will appear on the left side of a two-way, two-lane roadway at the beginning of an area where prohibitive pavement markings are also used.
13. If a tire suddenly blows out while you are driving, you should:
Explanation
If you experience a sudden tire blowout, do not panic. Grasp the steering wheel firmly and take your foot off the accelerator to allow the vehicle to roll to a stop. Lightly apply the breaks when it is safe to do so. Do not move to the shoulder of the road until the car has slowed considerably.
14. Hydroplaning occurs when tires ride on a thin film of water instead of on the road. To prevent hydroplaning in wet weather, you should:
Explanation
Hydroplaning is caused by driving too fast on a wet road. Slow down when driving on wet pavement to prevent hydroplaning.
15. When driving in work zones, you should:
Explanation
When entering and driving through a work zone, slow down and be prepared to stop. Obey posted speed limits and be alert to conditions around you. Workers could be present.
16. When approaching an intersection that is controlled by a flashing red traffic signal, you must:
Explanation
Treat a flashing red traffic signal the same as you would treat a stop sign. Come to a complete stop, yield to oncoming traffic or pedestrians, and proceed when the way is clear.
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