South Dakota DPS Permit Practice Test 2026: Test d’entraînement 2

1. Question 1 sur 25

   In almost every state, an adult driver age 21 or older is breaking the law if their blood alcohol concentration (BAC) is at or above what level?

   • A0.12%
   • B0.15%
   • C0.20%
   • D0.08%
   Voir la réponse

   Réponse: D. 0.08%

   It is illegal in every state except Utah to drive with a BAC of 0.08% or higher. Utah's limit is 0.05%, and stricter limits apply to younger and commercial drivers.

2. Question 2 sur 25

   Where are a large truck's blind spots, or No-Zones?

   • AIn front, behind and along both sides
   • BTrucks have no blind spots because the driver sits up high
   • COnly on the left side
   • DOnly directly behind it
   Voir la réponse

   Réponse: A. In front, behind and along both sides

   Large trucks and buses have big blind spots on all four sides. Do not stay in them.

3. Question 3 sur 25

   Compared with a sober driver, about how much more likely is a driver with a BAC of 0.08% to crash?

   • AAbout 20 times
   • BAbout the same
   • CAbout 4 times
   • DAbout 1.5 times
   Voir la réponse

   Réponse: C. About 4 times

   Drivers at a BAC of 0.08% are about four times more likely to crash than drivers with no alcohol.

4. Question 4 sur 25

   If you double your speed, about how much longer does it take to stop once you brake?

   • AAbout the same distance
   • BAbout half as far
   • CAbout four times as far
   • DAbout twice as far
   Voir la réponse

   Réponse: C. About four times as far

   Braking distance grows with the square of speed, so doubling your speed makes it about four times longer.

5. Question 5 sur 25

   Your light turns green, but a pedestrian is still crossing in front of you. What should you do?

   • AHonk so the pedestrian hurries
   • BWait until the pedestrian has finished crossing
   • CDrive slowly around the pedestrian
   • DGo, because you have a green light
   Voir la réponse

   Réponse: B. Wait until the pedestrian has finished crossing

   A green light lets you go only after you yield to pedestrians in the crosswalk and vehicles already in the intersection.

6. Question 6 sur 25

   You are in a left-turn lane facing a flashing yellow arrow. What may you do?

   • ATurn left, because oncoming traffic must stop for you
   • BTurn left after yielding to oncoming traffic and pedestrians
   • CStay stopped until a green arrow appears
   • DGo straight only
   Voir la réponse

   Réponse: B. Turn left after yielding to oncoming traffic and pedestrians

   A flashing yellow arrow allows the turn, but you must first yield to oncoming vehicles and to pedestrians in the crosswalk.

7. Question 7 sur 25

   What does this sign mean?

   • AYou must not drive into this road from where you are
   • BThe road is closed to trucks only
   • CStop, then enter when the way is clear
   • DOne-way street; turn here
   Voir la réponse

   Réponse: A. You must not drive into this road from where you are

   This sign is posted where you would be going the wrong way, such as a freeway exit ramp or the end of a one-way street. Do not enter.

8. Question 8 sur 25

   As you get close to your exit from a roundabout, what should you do?

   • ATurn on your right turn signal and exit
   • BGo around once more to check traffic
   • CStop inside the roundabout before exiting
   • DTurn on your left turn signal and exit
   Voir la réponse

   Réponse: A. Turn on your right turn signal and exit

   Signal right as you approach your exit so others know you are leaving the roundabout.

9. Question 9 sur 25

   While you wait to turn left, why should you keep your front wheels pointed straight ahead?

   • ATo keep your tires from wearing out
   • BSo your turn signal keeps working
   • CSo you can turn faster when the way is clear
   • DSo you are not pushed into oncoming traffic if you are hit from behind
   Voir la réponse

   Réponse: D. So you are not pushed into oncoming traffic if you are hit from behind

   Keep your wheels straight until it is safe to turn. If your wheels are turned and someone hits you from behind, you could be pushed into oncoming cars.

10. Question 10 sur 25

    What does this sign mean?

    • ARight turns only
    • BThe right lane ends
    • CA side road joins from the right
    • DA sharp turn to the right is ahead; slow down a lot
    Voir la réponse

    Réponse: D. A sharp turn to the right is ahead; slow down a lot

    A sharp turn needs a much lower speed than a gentle curve. Look for a yellow speed plate under the sign.

11. Question 11 sur 25

    At a T-intersection with no signs or signals, who has the right-of-way?

    • AThe vehicle turning left
    • BTraffic on the through road
    • CThe largest vehicle
    • DTraffic on the road that ends
    Voir la réponse

    Réponse: B. Traffic on the through road

    Drivers on the road that continues straight through have the right-of-way. Drivers on the road that ends must yield.

12. Question 12 sur 25

    At a four-way stop, you and a car facing you stop at the same time. You want to turn left and the other driver is going straight. Who should go first?

    • AYou, because you signaled first
    • BYou, because left turns go first at stop signs
    • CThe driver going straight
    • DWhoever starts moving first
    Voir la réponse

    Réponse: C. The driver going straight

    A driver turning left must yield to oncoming traffic that is going straight or turning right.

13. Question 13 sur 25

    In most states, how far before a turn should you start signaling?

    • AAt least 10 feet
    • BOnly as you begin to turn
    • CAt least half a mile
    • DAt least 100 feet
    Voir la réponse

    Réponse: D. At least 100 feet

    Most state laws require you to signal at least 100 feet before you turn. Check your state handbook in case a longer distance applies.

14. Question 14 sur 25

    You park on a hill where there is no curb. Which way should you turn your front wheels?

    • AStraight ahead
    • BToward the center of the road
    • CLeft if uphill, straight if downhill
    • DToward the side of the road (to the right)
    Voir la réponse

    Réponse: D. Toward the side of the road (to the right)

    With no curb, uphill or downhill, turn your wheels to the right so the car will roll away from traffic if the brakes fail.

15. Question 15 sur 25

    An angry driver makes rude gestures and shouts at you. What should you do?

    • AStay calm, avoid eye contact, and do not respond
    • BSpeed up to get in front of the driver
    • CBrake suddenly to teach the driver a lesson
    • DGesture back
    Voir la réponse

    Réponse: A. Stay calm, avoid eye contact, and do not respond

    Do not challenge an aggressive driver. Stay calm, ignore the gestures, and give the driver space.

16. Question 16 sur 25

    You are driving out of a driveway or parking lot onto a street. Who must you yield to?

    • AOnly pedestrians
    • BNo one, if you use your turn signal
    • CPedestrians on the sidewalk and all traffic on the street
    • DOnly cars coming from your left
    Voir la réponse

    Réponse: C. Pedestrians on the sidewalk and all traffic on the street

    A driver entering a road from a driveway or private road must stop and yield to pedestrians and to traffic on the road.

17. Question 17 sur 25

    You come to a traffic light that is completely dark because of a power outage. What should you do?

    • AHonk and keep going
    • BTreat the intersection like an all-way stop
    • CYield only to cars on your left
    • DDrive through if no cars are close
    Voir la réponse

    Réponse: B. Treat the intersection like an all-way stop

    When a signal is not working, stop as you would at a stop sign, then follow the right-of-way rules.

18. Question 18 sur 25

    You are passing a car. When is it safe to return to your lane?

    • AAs soon as your rear bumper passes its front bumper
    • BWhen the two cars are side by side
    • CWhen the other driver flashes the headlights
    • DWhen you can see the front of the car you passed in your rearview mirror
    Voir la réponse

    Réponse: D. When you can see the front of the car you passed in your rearview mirror

    Return to your lane only when you can see the whole front of the passed vehicle in your rearview mirror.

19. Question 19 sur 25

    What does this sign mean?

    • ARoad work is ahead; slow down and watch for workers and equipment
    • BWorkers have finished for the day
    • CTake the detour ahead
    • DThe road is closed ahead
    Voir la réponse

    Réponse: A. Road work is ahead; slow down and watch for workers and equipment

    Slow down, stay alert, and follow work zone signs and flaggers.

20. Question 20 sur 25

    Only one kind of sign has this shape. What is the shape called?

    • ADiamond
    • BOctagon (8 sides)
    • CHexagon (6 sides)
    • DPentagon (5 sides)
    Voir la réponse

    Réponse: B. Octagon (8 sides)

    The eight-sided octagon is used only for STOP signs, so you can recognize it even from behind or when it is covered with snow.

21. Question 21 sur 25

    Marking 4 is a solid yellow line next to a broken yellow line. When may you pass?

    • AOnly when the broken line is on your side
    • BWhenever the road ahead looks clear
    • CNever, from either side
    • DOnly when the solid line is on your side
    Voir la réponse

    Réponse: A. Only when the broken line is on your side

    With a solid and a broken line together, drivers on the broken-line side may pass when safe. Drivers on the solid side may not.

22. Question 22 sur 25

    Car A and Car B stop at this four-way stop at the same time. Which car should go first?

    • ABoth cars may go at once
    • BCar B
    • CWhichever car starts moving first
    • DCar A
    Voir la réponse

    Réponse: B. Car B

    When two drivers stop at the same time, the driver on the left yields to the driver on the right. Car B is on Car A's right, so Car B goes first.

23. Question 23 sur 25

    Which numbered marking separates traffic going in opposite directions and allows drivers on both sides to pass when it is safe?

    • AMarking 6
    • BMarking 3
    • CMarking 5
    • DMarking 2
    Voir la réponse

    Réponse: D. Marking 2

    A broken yellow center line (marking 2) separates opposite directions and allows passing from either side when the way is clear.

24. Question 24 sur 25

    When is it safe to pull back in front of a large truck you have passed?

    • AAs soon as you pass the cab
    • BWhen the truck driver honks
    • CWhen you can see the whole truck in your rearview mirror
    • DRight after your rear bumper passes its front bumper
    Voir la réponse

    Réponse: C. When you can see the whole truck in your rearview mirror

    Cutting in too soon puts you in the truck's front blind spot, where it cannot stop in time. Wait until you see it in your mirror.

25. Question 25 sur 25

    Car A wants to turn left on a green light. Car B is coming from the other direction, going straight. Which car should go first?

    • ACar B
    • BCar A, if its turn signal is on
    • CCar A
    • DWhichever car is faster
    Voir la réponse

    Réponse: A. Car B

    When turning left, you must yield to oncoming traffic that is close enough to be a danger.

Clavier : 1–4 pour répondre, Entrée pour la question suivante.