2025 South Dakota Permit Test 19
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. When changing lanes:
Explanation
Before changing lanes, you should check your side mirrors and look over your shoulder to make sure it is safe to proceed.
10. Which of these statements is true about drugs and driving?
Explanation
Legal prescription and over-the-counter drugs can impair your ability to drive, including drugs taken for colds, hay fever, allergies, or to calm nerves or muscles. It is illegal to drive while under the influence of any drug that impairs your ability to drive safely; this law does not differentiate between illegal, prescription, or over-the-counter drugs.
12. You hit a parked vehicle and can't find the owner. What must you do?
Explanation
If you hit a parked vehicle or other property, you must leave a note with your name, phone number, and address securely attached to the vehicle or property that you hit.
13. If oncoming headlights are blinding you while you are driving at night, you should:
Explanation
If the headlights of an oncoming vehicle are blinding, glance toward the right edge of the road instead of looking directly ahead. This should keep your vehicle safely on the road until you pass the oncoming vehicle.
14. When driving in fog, you should:
Explanation
Drivers should use low beam headlights when driving in fog. High beams will reflect back at the driver, making it difficult to see.
15. Refusing to take an alcohol analysis test when requested to do so by law enforcement:
Explanation
If you are driving a motor vehicle in South Dakota, you automatically consent to a test determining the presence of alcohol, or any other abused controlled substance, in your blood. If you refuse to submit to the test, your driving privileges will be suspended.
16. Water on the road can cause a vehicle to hydroplane. Your car may hydroplane at speeds as low as:
Explanation
Hydroplaning occurs when there is standing water on a roadway. At speeds up to 35 mph, most tires will channel water away from the tire. As your speed increases past 35 mph, tires cannot channel the water as well and your tires may start to lose contact with the road and ride over the water like a set of water skis.
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