South Carolina DMV Permit Practice Test 2026: Test d’entraînement 7

1. Question 1 sur 25

   Car A is waiting to enter this roundabout. Car B is already in the roundabout. Which car has the right-of-way?

   • AWhichever car is larger
   • BWhichever car honks first
   • CCar B
   • DCar A
   Voir la réponse

   Réponse: C. Car B

   Yield to all traffic already in the roundabout, then enter when there is a safe gap.

2. Question 2 sur 25

   You feel sleepy while driving. What is the safest choice?

   • AOpen the window and turn up the radio
   • BChew gum and keep driving
   • CDrive faster to get home sooner
   • DPull over in a safe place and rest or take a short nap
   Voir la réponse

   Réponse: D. Pull over in a safe place and rest or take a short nap

   Tricks like a cold window or loud music do not work. Stop and rest; only sleep cures drowsiness.

3. Question 3 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.

4. Question 4 sur 25

   A flagger in a work zone holds up a STOP paddle. What must you do?

   • AStop and wait until the flagger signals you to go
   • BStop only if workers are in your lane
   • CHonk and keep going
   • DSlow down and drive around the flagger
   Voir la réponse

   Réponse: A. Stop and wait until the flagger signals you to go

   Work zone flaggers are allowed to direct traffic. Their signals must be obeyed like a traffic officer's.

5. Question 5 sur 25

   What does this sign mean?

   • ATrucks must use this route
   • BOne-way street to the right
   • CThe road ahead turns right
   • DFollow this route because the usual road is closed
   Voir la réponse

   Réponse: D. Follow this route because the usual road is closed

   A detour takes you around a closed road. Follow the detour signs until you are back on your route.

6. Question 6 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.

7. Question 7 sur 25

   Which numbered marking means that drivers from both directions may not pass?

   • AMarking 5
   • BMarking 3
   • CMarking 2
   • DMarking 4
   Voir la réponse

   Réponse: B. Marking 3

   A double solid yellow line (marking 3) means no passing in either direction.

8. Question 8 sur 25

   Besides police cars, which stopped vehicle with flashing lights should you also slow down and move over for?

   • AA tow truck helping a driver on the shoulder
   • BA car parked in a driveway
   • CA delivery van parked at the curb
   • DA bus at a bus stop with no lights flashing
   Voir la réponse

   Réponse: A. A tow truck helping a driver on the shoulder

   In many states, Move Over rules also cover tow trucks and highway work vehicles with flashing lights. Giving them space protects the people working beside the road.

9. Question 9 sur 25

   A front tire blows out while you are driving on the highway. What should you do?

   • AHold the wheel tightly and slowly ease off the gas
   • BBrake hard right away
   • CSpeed up to keep control
   • DSteer sharply onto the shoulder
   Voir la réponse

   Réponse: A. Hold the wheel tightly and slowly ease off the gas

   Grip the wheel firmly, keep the car straight, and let it slow down before you brake gently and pull off.

10. Question 10 sur 25

    What does this sign mean?

    • AA hospital zone begins
    • BA school is near; slow down and watch for children
    • CA playground is ahead
    • DAn adults-only crosswalk is ahead
    Voir la réponse

    Réponse: B. A school is near; slow down and watch for children

    The five-sided school sign warns that you are near a school. Slow down, watch for children and obey any school speed limit.

11. Question 11 sur 25

    You see this sign facing you on a ramp. What should you do?

    • AKeep driving in the left lane with your hazard lights on
    • BYou are going the wrong way: pull over safely, turn around and leave the way you came
    • CSpeed up to get off the ramp quickly
    • DKeep going and take the next exit
    Voir la réponse

    Réponse: B. You are going the wrong way: pull over safely, turn around and leave the way you came

    WRONG WAY signs face drivers who are going against traffic. Stop safely, turn around and drive in the correct direction.

12. Question 12 sur 25

    What is hydroplaning?

    • AWhen a tire slowly loses air
    • BWhen water gets into your engine
    • CWhen your tires ride on a layer of water and lose contact with the road
    • DWhen your brakes overheat on a long hill
    Voir la réponse

    Réponse: C. When your tires ride on a layer of water and lose contact with the road

    At higher speeds on wet roads, tires can ride up on water. You then lose steering and braking control.

13. Question 13 sur 25

    Which signs use this round shape?

    • AHospital signs
    • BRailroad crossing advance warning signs
    • CSpeed limit signs
    • DSchool zone signs
    Voir la réponse

    Réponse: B. Railroad crossing advance warning signs

    In the United States the circle shape is used for the railroad advance warning sign.

14. Question 14 sur 25

    Which road users are especially hard to see at night?

    • ATrucks with clearance lights
    • BPolice cars with lights flashing
    • CBuses with interior lights on
    • DPedestrians, bicyclists and motorcyclists
    Voir la réponse

    Réponse: D. Pedestrians, bicyclists and motorcyclists

    People walking, cycling or riding motorcycles are much harder to see in the dark. Slow down and look carefully.

15. Question 15 sur 25

    What does keeping a space cushion around your car, as shown, give you?

    • AThe right-of-way over other drivers
    • BA shorter braking distance
    • CTime and room to react if something goes wrong
    • DBetter fuel economy
    Voir la réponse

    Réponse: C. Time and room to react if something goes wrong

    Space around your vehicle gives you time to see problems and room to steer or stop.

16. Question 16 sur 25

    A truck signaling a right turn swings left first. What should you do?

    • APass it on the right
    • BPull up beside the cab
    • CHonk and pass it quickly
    • DStay back and do not try to squeeze between the truck and the curb
    Voir la réponse

    Réponse: D. Stay back and do not try to squeeze between the truck and the curb

    Trucks swing wide to make right turns. Never try to get between a turning truck and the curb.

17. Question 17 sur 25

    In a state where marijuana is legal, may you drive after using it?

    • AYes, if you have a medical card
    • BYes, but only during the day
    • CNo, driving while impaired by any drug is illegal
    • DYes, as long as you feel fine
    Voir la réponse

    Réponse: C. No, driving while impaired by any drug is illegal

    Impairment from marijuana is treated like impairment from any other drug. Do not use it before driving.

18. Question 18 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.

19. Question 19 sur 25

    Your gas pedal sticks while you are driving. What should you do?

    • AReach down with your hand while driving fast
    • BPump the gas pedal hard
    • CShift to neutral, brake, and pull off the road when it is safe
    • DTurn the key off right away
    Voir la réponse

    Réponse: C. Shift to neutral, brake, and pull off the road when it is safe

    Shifting to neutral cuts power to the wheels. Turning off the ignition could lock the steering.

20. Question 20 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.

21. Question 21 sur 25

    In freezing weather, which part of the road often ices over first?

    • ALong straight roads in the sun
    • BRoads in the middle of town
    • CBridges and overpasses
    • DUphill sections facing the sun
    Voir la réponse

    Réponse: C. Bridges and overpasses

    Cold air flows above and below bridges and overpasses, so they freeze before other parts of the road.

22. Question 22 sur 25

    Signs with this fluorescent yellow-green color are used for:

    • ASchools, pedestrians and bicycles
    • BGas, food and lodging
    • CRoad work zones
    • DRailroad crossings
    Voir la réponse

    Réponse: A. Schools, pedestrians and bicycles

    Fluorescent yellow-green is used for school, pedestrian and bicycle signs because it is easy to see.

23. Question 23 sur 25

    Can cold or allergy medicine you buy without a prescription affect your driving?

    • ANo, only prescription drugs affect driving
    • BOnly if you take it with food
    • CNo, these medicines are always safe
    • DYes, some can make you drowsy, so read the label
    Voir la réponse

    Réponse: D. Yes, some can make you drowsy, so read the label

    Many over-the-counter medicines cause drowsiness. Read the warning label and ask a pharmacist if you are unsure.

24. Question 24 sur 25

    At night, a car is coming toward you, as shown. When should you switch from high beams to low beams?

    • AOnly if the other driver flashes the lights
    • BWhen it is within 50 feet
    • CWhen it is within 500 feet
    • DWhen it is within 2 miles
    Voir la réponse

    Réponse: C. When it is within 500 feet

    State laws generally require low beams within 500 feet of an oncoming vehicle, so you do not blind the other driver.

25. Question 25 sur 25

    An ambulance (1) with flashing lights and a siren is coming. What should drivers like Car 2 and Car 3 do?

    • APull over to the right edge of the road and stop until it passes
    • BStop right where they are in their lanes
    • CSpeed up to stay ahead of it
    • DMove toward the center line
    Voir la réponse

    Réponse: A. Pull over to the right edge of the road and stop until it passes

    Drivers going either way on a two-way road must pull to the right edge and stop for an emergency vehicle using lights and a siren.

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