South Dakota Permit Test Simulator

5 out of 5 (30 votes)
80% Passing score
25 Questions
5 Mistakes allowed
A good South Dakota DMV practice test should do more than toss a few traffic sign questions at you and call it good. The real SD DMV knowledge test is 25 questions, and you need 20 correct answers to pass, which leaves room for only five mistakes. That is a manageable score, yes, but it is not much of a cushion once right-of-way rules, school buses, pavement markings, traffic signals, safe driving practices, and driver responsibility all start showing up in the same sitting. This South Dakota permit practice test is built around that reality. Each round gives you a fresh mix of multiple-choice and true-or-false questions, so you are not just memorizing the order of answers or getting comfortable with one predictable little pattern. And, well, that part matters more than people tend to admit. The official knowledge test pulls from the South Dakota Driver License Manual, which covers the ordinary stuff and the less ordinary stuff: speed management, sharing the road, emergency situations, impaired driving, traffic control devices, and road signs. Road signs are included in the main test, by the way, not treated as some separate throwaway section, so missing sign questions still counts against the same five-question limit. There are a few licensing details worth having in your head before test day, too. Teens can apply for an Instruction Permit at 14 with parent or guardian consent, and an approved driver education certificate may waive the knowledge test for a limited time. Adults applying for a first South Dakota license still need the vision and knowledge tests before moving on to the road test. If your South Dakota license has been expired for more than 30 days, the knowledge test may come back into the picture, which is a fun surprise only if your definition of fun is unusually generous. Use this SD DMV practice test as a rehearsal for the actual exam, not as a shortcut around studying. Take it more than once. Notice the questions you miss. Go back to the manual when something feels fuzzy, especially with signs, right-of-way, and those small rule details that sound familiar but are not quite the same as “common sense.” The goal is not just to scrape by with 20 correct answers. The goal is to walk into the exam station already used to the format, the wording, and the kind of decisions South Dakota expects a new driver to make.
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Sample South Dakota Permit Test Questions

Question 1

On a roadway with a shared center lane, that lane is reserved for:

  1. A. Normal through travel
  2. B. Left turns and permitted U-turns
  3. C. Passing slower vehicles
  4. D. Emergency vehicles

Correct answer: B. – Left turns and permitted U-turns

A shared center lane serves vehicles preparing to turn left from either direction. It may also be used for a U-turn where that maneuver is permitted. It is not a regular travel or passing lane, and a driver should enter it only when the movement can be made safely.

Source: South Dakota Driver License Manual — “Shared Center Lane”

Question 2

If these traffic controls give conflicting instructions, which one must you follow?

  1. A. A steady red signal
  2. B. A police officer's direction
  3. C. A stop sign
  4. D. A flashing red signal

Correct answer: B. – A police officer's direction

In South Dakota, drivers must obey official traffic-control devices unless a traffic or police officer directs otherwise. The officer's instruction controls even when it conflicts with a red signal or stop sign. Watch the officer carefully and proceed only as directed.

Source: SDCL § 32-28-10 – Other traffic control devices--Directions by police officer--Violation as misdemeanor

Question 3

What may you do when a green arrow appears with a steady red light?

  1. A. Stop and remain stopped in every direction
  2. B. Wait for a circular green light before following the arrow
  3. C. Cautiously make the movement shown by the arrow after yielding
  4. D. Follow the arrow because the road ahead is closed

Correct answer: C. – Cautiously make the movement shown by the arrow after yielding

South Dakota permits traffic facing a red light and green arrow to cautiously enter for the movement shown by the arrow. The driver must yield to pedestrians lawfully in a crosswalk and other traffic lawfully using the intersection. The arrow does not authorize movement in another direction.

Source: SDCL § 32-28-5 – Meaning of steady red light with green arrow--Vehicular traffic--Pedestrians

Question 4

What must you do when approaching an octagonal red STOP sign?

  1. A. Stop fully, yield to conflicting traffic, and proceed when safe
  2. B. Reduce speed and continue without stopping
  3. C. Wait for a traffic signal to turn green
  4. D. Slow only when another vehicle is visible

Correct answer: A. – Stop fully, yield to conflicting traffic, and proceed when safe

South Dakota law requires a full stop at the marked stop line, before the near crosswalk if there is no line, or at the nearest point with a view of approaching traffic. After stopping, yield to traffic in or approaching the intersection. Enter only when the intersecting roadway is clear enough for safe passage.

Source: SDCL § 32-29-2.1 – Action required at stop sign--Place of stopping--Violation as misdemeanor, South Dakota Driver License Manual — “Stop Sign”

Question 5

At a railroad grade crossing where no exception applies, a placarded hazardous-material vehicle must:

  1. A. Avoid using the crossing
  2. B. Travel no faster than 35 mph
  3. C. Stop before crossing the tracks
  4. D. Proceed before other traffic

Correct answer: C. – Stop before crossing the tracks

South Dakota adopts federal motor-carrier safety rules, and its driver manual identifies hazardous-material vehicles among those required to stop at railroad crossings. At a crossing where no regulatory exception applies, the vehicle must stop before proceeding. Following drivers should leave enough space for this required stop.

Source: SDCL § 49-28A-3 – Adoption of federal regulations--Penalty, South Dakota Driver License Manual — “Space Ahead”

Question 6

Yellow centerlines normally separate:

  1. A. Traffic moving in opposite directions
  2. B. Lanes moving in the same direction
  3. C. Railroad tracks from the roadway
  4. D. Travel lanes from the shoulder

Correct answer: A. – Traffic moving in opposite directions

Yellow lines mark the division between opposing streams of traffic on a two-way roadway. A broken yellow line permits passing when it is on your side and conditions are safe. White lane lines are generally used between lanes traveling in the same direction.

Source: South Dakota Driver License Manual — “Pavement Markings”

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