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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 SD DMV Driver’s Manual, and includes questions on safe driving practices, road rules, road signs and signals. The 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.
1. This sign means:
Business area nearby. Watch for business people.
The driver is near a school and should watch for children.
There is a work zone ahead. Watch for workers.
2. When a bicyclist is making a left hand turn:
they cut through all lanes.
they may use the left lane.
they wait on the side of the road.
3. At intersections marked with stop lines, drivers must:
slow down and enter the intersection.
come to a complete stop.
signal other vehicles to stop.
4. A diamond-shaped sign is a:
warning sign.
interstate route sign.
school crossing sign.
5. ___________ are green with white letters and symbols.
Regulation signs (regulatory signs)
Warning signs
Destination signs (guide signs)
6. This sign indicates the _______________ vehicles can safely travel in this area.
minimum speed
suggested speed
maximum speed
7. The first thing affected after drinking alcohol is a person's:
judgment and skills.
8. As you drive on the expressway, make sure:
to signal all lane changes.
you cut off vehicles behind you when you change lanes.
your directional signal goes off before you change lanes.
9. A flashing yellow light:
alerts drivers to a warning sign.
is used at dangerous intersections.
All of the above.
10. This sign means:
Hairpin corner ahead.
Warning: U-turn ahead.
Sharp right turn ahead.
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SD DMV Written Test Facts

Number of questions: 25
Correct answers to pass: 20
Passing score: 80%
Number of questions: 25
Correct answers to pass: 20
Passing score: 80%
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