South Dakota DMV Permit Practice Test 2: 50 Questions
Practice Test 2 has 50 multiple-choice questions on South Dakota driving rules, including yellow warning sign color, orange construction sign color, SD Four-Second following distance and blind spot definition. Each answer is explained as soon as you pick it, and every question is listed with its answer in the study guide below.
More South Dakota Practice Tests
What Practice Test 2 Covers
The questions in this test ask about:
- Yellow Warning Sign Color
- Orange Construction Sign Color
- SD Four-Second Following Distance
- Blind Spot Definition
- Fatigue Danger
- Hydroplaning Avoidance
- Fog Low Beam Requirement
- Pentagon School Sign
- Circular Yellow Railroad Sign
- Yellow Centerline Purpose
- Solid Yellow on Your Side
- Broken Yellow
- Solid White Between Lanes
- White Edge Line Purpose
- Stop Line Purpose
Try 5 Questions from This Test
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What color are warning signs that alert drivers to road conditions ahead?
Show answer
A. Yellow
Warning signs are yellow and alert drivers to possible hazards or changes in the road.
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What does an orange road sign indicate?
Show answer
C. Road work or maintenance
Orange signs warn drivers of construction or maintenance zones.
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What is the safest following distance under normal conditions?
Show answer
A. At least four seconds
South Dakota’s driver manual says to keep a minimum following distance of 4 seconds behind the vehicle in front. Count the seconds from when it passes a fixed object until you reach the same object.
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What does a blind spot refer to?
Show answer
B. Areas not visible in mirrors
Blind spots cannot be seen using mirrors alone.
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Why is fatigue dangerous while driving?
Show answer
B. It slows reaction time
Fatigue reduces alertness.
Complete Study Guide: All 50 Questions with Answers
Every question in Practice Test 2, with the correct answer and an explanation for each.
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Q1. What color are warning signs that alert drivers to road conditions ahead?
Correct answer: Yellow
Why: Warning signs are yellow and alert drivers to possible hazards or changes in the road.
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Q2. What does an orange road sign indicate?
Correct answer: Road work or maintenance
Why: Orange signs warn drivers of construction or maintenance zones.
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Q3. What does a pentagon-shaped sign warn drivers about?
Correct answer: School zones or school crossings
Why: Pentagon-shaped signs are used for school-related warnings.
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Q4. What does a circular yellow sign with a black X warn of?
Correct answer: Railroad crossing
Why: Round yellow signs warn of railroad crossings.
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Q5. What does a white rectangular sign usually communicate?
Correct answer: Rules or regulations
Why: White rectangular signs are regulatory signs.
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Q6. What pavement marking separates traffic moving in opposite directions?
Correct answer: Yellow centerline
Why: Yellow lines separate traffic traveling in opposite directions.
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Q7. What does a solid yellow line on your side of the centerline mean?
Correct answer: Passing is not allowed
Why: Solid yellow lines prohibit passing.
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Q8. What does a broken yellow centerline indicate?
Correct answer: Passing is allowed when safe
Why: Broken yellow lines allow passing when safe.
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Q9. What does a solid white line between lanes mean?
Correct answer: Lane changes are discouraged
Why: Solid white lines discourage lane changes.
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Q10. What does a wide white stop line indicate?
Correct answer: Where vehicles must stop
Why: Vehicles must stop before the stop line.
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Q11. What does a green traffic signal mean?
Correct answer: Proceed if the intersection is clear
Why: Drivers may proceed when it is safe.
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Q12. What does a steady yellow traffic signal warn drivers of?
Correct answer: The signal is about to turn red
Why: Yellow signals warn that a red light is coming.
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Q13. What does a steady red traffic signal require?
Correct answer: A complete stop
Why: Drivers must stop at a steady red light.
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Q14. What does a green arrow allow drivers to do?
Correct answer: Make the indicated turn
Why: A green arrow gives protected movement.
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Q15. What does a flashing red signal mean?
Correct answer: Stop, then proceed when safe
Why: Flashing red signals are treated like stop signs.
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Q16. What does a flashing yellow signal mean?
Correct answer: Proceed with caution
Why: Flashing yellow signals warn drivers to slow down.
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Q17. Who must you yield to when turning left?
Correct answer: Oncoming traffic and pedestrians
Why: Left turns must yield to oncoming traffic and pedestrians.
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Q18. At a four-way stop, who goes first?
Correct answer: The first vehicle to stop
Why: The first vehicle to stop has the right-of-way.
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Q19. If two vehicles stop at the same time at a four-way stop, who goes first?
Correct answer: The vehicle on the right
Why: The driver on the right proceeds first.
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Q20. What must drivers do for pedestrians in a marked crosswalk?
Correct answer: Yield and be prepared to stop
Why: Pedestrians in crosswalks have the right-of-way.
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Q21. What should drivers do when approaching a railroad crossing with flashing lights?
Correct answer: Stop and wait
Why: Flashing lights indicate a train is approaching.
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Q22. What is the safest action at an uncontrolled railroad crossing?
Correct answer: Slow, look, and listen
Why: Drivers must be prepared to stop for trains.
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Q23. What does an orange diamond-shaped sign warn of?
Correct answer: Construction ahead
Why: Orange signs indicate work zones.
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Q24. Why should drivers reduce speed in work zones?
Correct answer: Workers may be present
Why: Reduced speed protects workers and drivers.
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Q25. What is the purpose of speed limit signs?
Correct answer: Show the maximum legal speed
Why: Speed limit signs show the legal maximum speed.
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Q26. Why is speeding dangerous?
Correct answer: It reduces reaction time
Why: Higher speeds increase crash severity.
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Q27. What should drivers do on slippery roads?
Correct answer: Reduce speed
Why: Slippery roads require slower speeds.
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Q28. What is the best way to avoid hydroplaning?
Correct answer: Slow down on wet roads
Why: Reducing speed lowers hydroplaning risk.
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Q29. What should drivers do before changing lanes?
Correct answer: Check mirrors and blind spots
Why: Blind spots must be checked.
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Q30. What does a blind spot refer to?
Correct answer: Areas not visible in mirrors
Why: Blind spots cannot be seen using mirrors alone.
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Q31. What is the safest following distance under normal conditions?
Correct answer: At least four seconds
Why: South Dakota’s driver manual says to keep a minimum following distance of 4 seconds behind the vehicle in front. Count the seconds from when it passes a fixed object until you reach the same object.
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Q32. When should drivers increase following distance?
Correct answer: In poor weather
Why: Poor conditions require more space.
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Q33. Why is fatigue dangerous while driving?
Correct answer: It slows reaction time
Why: Fatigue reduces alertness.
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Q34. What should drivers do if they feel very tired?
Correct answer: Stop and rest
Why: Rest is the safest response.
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Q35. Why are seat belts required?
Correct answer: They reduce injury risk
Why: Seat belts protect occupants.
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Q36. Who is required to wear seat belts?
Correct answer: Drivers and front-seat passengers
Why: Seat belt use is required by law.
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Q37. You have just passed a car on a South Dakota highway. When is it safe to return to the driving lane?
Correct answer: When you can see both headlights of the car you passed in your rearview mirror
Why: Leave enough room before you move back. When you can see both headlights of the vehicle you passed in your rearview mirror, it is safe to return to the driving lane.
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Q38. What beam setting should be used in fog?
Correct answer: Low beams
Why: Low beams reduce glare in fog.
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Q39. What should drivers do if an oncoming vehicle uses high beams?
Correct answer: Look toward the right edge of the road
Why: Looking away reduces glare.
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Q40. Why is aggressive driving dangerous?
Correct answer: It increases crash risk
Why: Aggressive behavior endangers everyone.
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Q41. What does a red octagonal sign mean?
Correct answer: Stop
Why: An eight-sided red sign always means stop.
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Q42. What shape is used only for yield signs?
Correct answer: Triangle
Why: Yield signs are triangular.
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Q43. What should drivers do at an uncontrolled intersection?
Correct answer: Yield to traffic already in the intersection
Why: Yielding prevents collisions.
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Q44. Why is looking far ahead while driving important?
Correct answer: It helps identify hazards early
Why: Early hazard detection improves safety.
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Q45. What should drivers do when backing up?
Correct answer: Look over your shoulder
Why: Turning and looking gives the best view.
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Q46. What does a white edge line mark?
Correct answer: The edge of the roadway
Why: White edge lines show roadway boundaries.
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Q47. What is the purpose of pavement arrows?
Correct answer: Guide lane direction
Why: Lane arrows show permitted movements.
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Q48. What should drivers do in heavy rain?
Correct answer: Slow down
Why: Rain reduces traction and visibility.
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Q49. What does a no passing zone sign warn drivers of?
Correct answer: Passing is prohibited
Why: No passing zones restrict passing.
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Q50. Why must drivers obey traffic signs and signals?
Correct answer: They regulate traffic safely
Why: Traffic control devices keep roads safe.