SD DMV Practice Test
View instructions
All residents who operate a motor vehicle on any South Dakota street or highway must have an South Dakota driver’s license or learner's permit. To obtain an instruction permit, you must be at least 14 years of age and pass the vision and knowledge test. The South Dakota written test covers the contents of the South Dakota Driver's Manual, and includes questions on safe driving practices, road rules, road signs and signals. The SD DMV knowledge test consists of 25 questions, and you must score 80% or higher (at least 20 correct answers) to pass. Practice with this sample DMV test to get ready for the official South Dakota written test.
Updated for 2026 DMV rules.
1.
After passing a vehicle, it is safe to return to your driving lane when:
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The driver you passed signals for you to return to your lane.
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You see the headlights of the passed vehicle in your rearview mirror.
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You signal your intention for three seconds.
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2.
Which of the following is true about a double solid white line?
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It means passing or crossing is prohibited in that lane, except when turning left.
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Crossing a double solid line is prohibited.
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Drivers can pass another vehicle when it is safe to do so.
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3.
A flashing yellow light means:
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Stop and look, then proceed through the intersection.
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Slow down and proceed with caution.
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Speed up to clear the intersection as soon as possible.
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4.
You want to turn left ahead. In the middle of the road there is a lane marked as shown. You must:
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Merge completely into this lane before you make your left turn.
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Turn from your current traffic lane after signaling.
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Not enter this lane for any reason.
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5.
When entering a freeway, you should check traffic by:
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Using the inside mirror.
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Using the side mirror and looking over your shoulder.
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Using both the inside and outside mirrors.
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TEST #1
Question 3 of 36
Negotiating Intersections
3. If an intersection has crosswalk lines but no STOP line, where must you stop for a red light?
After the crosswalk.
On the crosswalk.
Before the stop line.×
Before the crosswalk.✓
Explanation
If there is no stop line at a red light, you must stop before the crosswalk — it’s always illegal to stop on it.