South Carolina Permit Practice Test 1
This free South Carolina practice test has 30 multiple-choice questions covering road signs, right-of-way, speed limits, and safe driving — the same topics the SCDMV tests. You need 80% correct to pass the real SCDMV Knowledge Test.
Tap an answer. The explanation opens so you can learn it, then go on. Keyboard: A–D or 1–4 to answer, then Enter or Space.
Question 1 of 30
1. A vehicle in front of you is stalled on railroad tracks and will not restart. The crossing lights start to flash. What should you do?
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Correct answer: B. People beat cars. Evacuate at once and run toward the train at an angle so debris is less likely to hit you if the car is struck. Do not stand on the tracks. Restart attempts end when the lights start.
2. During a practice drive in South Carolina, your mom asks: 'No sign here, so how fast can you legally go on this residential street?' What is the correct answer?
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Correct answer: B. With no sign posted, the residential default in South Carolina is 30 mph. A good habit for new drivers: entering any neighborhood, assume the default, scan for signs, and let posted limits override it whenever they appear.
3. A yellow diamond shows a sideways wind-sock or windswept tree. What risk is ahead?
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Correct answer: A. Crosswind warnings mark bridges, cuts, and open plains where gusts shove vans, trucks, and empty trailers. Ease off the gas and keep both hands on the wheel. If you drive something tall, treat the sign as a speed cut.
4. May you drive unsupervised on a learner’s permit, according to NHTSA?
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Correct answer: A. Official NHTSA GDL guidance says A learner’s permit allows driving only while supervised by a fully licensed driver. GDL reduces the amount of unsupervised driving by 16-year-olds. The leftover empty-road exception is not on that page.
5. A school bus stops with flashing red lights in the opposite lanes of a four-lane divided South Carolina highway. What must you do?
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Correct answer: D. South Carolina requires stopping for a flashing-red school bus on two-lane roads and whenever you're behind it, but oncoming traffic on a highway with four or more lanes may proceed carefully. Children board on the far side there. Behind the bus, always stop.
6. A classmate insists everyone must wait until 18 to start driving in South Carolina. The real minimum age for a learner's permit is which of these?
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Correct answer: D. Your classmate is wrong: South Carolina grants learner's permits at 15. Starting earlier gives you months of supervised practice while risk is lowest. When rules feel fuzzy, confirm them in the official state driver handbook.
7. If coffee is not enough, what short-term drowsy-driving step does NHTSA list?
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Correct answer: A. Official NHTSA drowsy-driving guidance says Drinking coffee or energy drinks alone is not always enough. They might help you feel more alert, but the effects last only a short time. Pull over for a short 20-minute nap in a safe place.
8. In South Carolina, an under-21 driver can face a license suspension for alcohol at a much lower level than an adult DUI. That zero-tolerance level is which of these?
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Correct answer: D. Reaching 0.02% can cost a driver under 21 their license in South Carolina, even when they show no obvious impairment. The state treats underage drinking and driving as a license issue first, aiming to stop the habit early.
9. Why do speed limits drop in highway work zones?
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Correct answer: A. Work zones squeeze traffic past workers, machinery, narrowed lanes, and sudden stops, so limits drop to give everyone more reaction time. Many places also raise fines there. Slow down where people are standing next to moving traffic.
10. You want to turn left on a circular green light with no arrow. Oncoming cars are coming straight through. Who goes first?
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Correct answer: B. A circular green lets you turn left only after yielding to oncoming traffic and to pedestrians. It is not a protected green arrow. Wait in the intersection if your state allows, then complete the turn without cutting anyone off.
11. What official South Carolina book do you study for the knowledge test?
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Correct answer: A. The official South Carolina extract says The manual has been created using materials from the AAMVA Model Driver’s License Manual. The leftover 80% passing-score claim is not in that extract; this nearby official title is.
12. You are low on fuel on a long highway drive. Signs of which color point you to services such as gas, food, lodging, and hospitals?
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Correct answer: B. Blue signs mark motorist services, including fuel, food, lodging, rest areas, and hospitals. They let travelers plan a stop before leaving the highway. When your body or your car needs something, look for blue.
13. Ahead of a raised concrete median you see a white sign reading KEEP RIGHT with an arrow curving to the right. What should you do?
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Correct answer: A. KEEP RIGHT tells you the roadway splits around an island, median, or obstruction, and all traffic must pass on the right side. Passing left would put you into oncoming lanes. Follow the arrow around the obstacle, then continue straight.
14. Two cars arrive at a four-way stop at the same time, facing each other, and the car across from you is going straight. You want to turn left. Who should go first?
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Correct answer: B. At a four-way stop, through traffic goes before a facing left turn when you arrive together. The left-turner would otherwise cut across the straight path. Straight first, then the left — same idea as an unprotected green.
15. When a vehicle with flashing lights is stopped on or next to a roadway, what does official NHTSA Move Over guidance say drivers should do?
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Correct answer: A. Official NHTSA Move Over guidance says all 50 states have Move Over laws. When a vehicle with flashing lights is stopped on or next to a roadway, drivers approaching the vehicle should change into a lane not immediately adjacent to the vehicle, or slow down to a reasonable speed if you’re unable to safely make a lane change.
16. It is late at night and the unposted residential streets in your South Carolina neighborhood are empty. The legal maximum for these streets remains which speed?
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Correct answer: C. Empty or busy, day or night, the default limit on unposted residential streets in South Carolina stays 30 mph. Darkness actually cuts how far you can see and react, so conditions may call for less, not more, than the limit.
17. Why is texting on a handheld phone one of the most dangerous things a driver can do?
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Correct answer: A. Texting combines all three types of distraction at once: visual, manual, and cognitive, since your eyes, hands, and thoughts all leave the road together. A driver who is not looking, holding, or thinking is barely driving at all.
18. What is the highest posted highway speed you should expect to see in South Carolina?
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Correct answer: C. South Carolina's top posted highway limit is 70 mph. Most roads are lower. Do not treat the state maximum as the speed for every freeway ramp or work zone.
19. How far before a lane change or turn must you signal in South Carolina?
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Correct answer: A. South Carolina state law says you must use a turn signal 100 feet or more before changing lanes, turning left or right, or merging. Cancel the signal after the move so you do not lie to the driver behind you.
20. How much of a traffic lane is a motorcycle entitled to use?
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Correct answer: D. A motorcycle is entitled to a complete traffic lane, and you may not squeeze past one inside that lane. Riders need the full width to dodge hazards. Treat a motorcycle's lane like a car's lane: whole and off-limits.
21. How far before a South Carolina lane change, turn, or merge must you signal?
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Correct answer: A. South Carolina law requires a turn signal 100 feet or more before changing lanes, turning left or right, or merging into traffic. Cancel the signal once the action is completed so other drivers are not left thinking another move is coming.
22. What penalty does official NHTSA impaired-driving guidance say the laws should establish for failing or refusing a BAC test?
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Correct answer: A. Official NHTSA Uniform Guidelines for State Highway Safety Programs say The laws should establish effective penalties that include Administrative license suspension or revocation for failing or refusing to submit to a BAC or other drug test. The leftover implied-consent mnemonic is not on that page; this nearby official national refusal-penalty sentence is.
23. Signs on South Carolina highways vary from road to road, but the law sets one absolute top limit for the fastest routes. That limit is which value?
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Correct answer: D. By statute, 70 mph is the fastest any South Carolina road can be posted. Below that ceiling, engineers set each road's limit for its design and traffic, which is why the posted sign on your road governs.
24. What is double parking, and why is it against the rules?
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Correct answer: D. Double parking means standing or parking in the roadway alongside a vehicle already parked at the curb. It blocks a travel lane, hides pedestrians, and pins in the parked car, so the practice is prohibited on public streets.
25. Only one road sign is shaped like a sideways pennant, a triangle with its point aimed to the right. Which sign is it?
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Correct answer: A. The sideways yellow pennant is used for one message only: NO PASSING ZONE. It stands on the left side of the road where passing begins to be unsafe. One shape, one meaning makes it instantly recognizable.
26. You are counting down the days until you can start driving in South Carolina. The earliest age you can hold a learner's permit is which of these?
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Correct answer: D. The countdown ends at 15, the minimum learner's permit age in South Carolina. Starting at the minimum is smart: more months of supervised practice before licensure means more experience with traffic, weather, and night driving while coached.
27. In South Carolina, a driver who is 21 or older commits a per-se drunk-driving offense once their blood alcohol concentration reaches which level?
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Correct answer: B. 'Per se' means the number alone proves the offense. In South Carolina, that number is 0.08%. No other proof of bad driving is needed at that level, and alcohol can still impair you below it.
28. How does NHTSA describe the graduated driver licensing system?
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Correct answer: A. Official NHTSA GDL guidance says GDL is a three-phase system for beginning drivers, consisting of a learner’s permit, an intermediate license, and a full license. GDL allows beginning drivers to acquire driving experience in less-risky situations and under direct supervision during the learner’s permit phase.
29. Several vehicles reach a four-way stop at different times. Who has the right-of-way?
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Correct answer: B. At an all-way stop, the vehicle that arrives and stops first proceeds first, with others following in arrival order. This first-come, first-served system prevents confusion. Think of it as taking a number at a busy counter.
30. A brown sign with white recreation symbols appears beside the highway. What kind of information is it giving?
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Correct answer: B. Brown signs point to cultural and recreation destinations. They do not change the speed limit or right-of-way. Use them to find the park; keep obeying the white and yellow signs for the rules.
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