SC DMV Cheat Sheet 2026

The 30 highest-yield SC DMV facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What does an orange sign with a black arrow pointing in a new direction indicate in a work zone? → Detour or lane shift ahead
2. What is the correct procedure for merging onto a South Carolina highway from an on-ramp? → Accelerate to match highway speed and merge into a gap in traffic
3. What does a green traffic signal mean? → Proceed if intersection is clear
4. When driving in a mountainous area of SC and your brakes overheat on a long downgrade, what should you do? → Use a lower gear to engine-brake and look for a runaway truck ramp
5. Which of the following is a service provided by the SC DMV Motor Carrier Services? → Renewing personal vehicle registration
6. What does a circular railroad crossing sign with an 'X' mean? → Railroad tracks cross the road ahead
7. What does a brown sign on South Carolina roads indicate? → Recreational or cultural sites
8. In South Carolina, a driver must turn on headlights how many minutes after sunset? → 30 minutes after sunset
9. If convicted of DUI in South Carolina, how long may your license be suspended for a first offense? → 6 months
10. How can you obtain your South Carolina DMV driving record? → All of the above
11. In South Carolina, what is the basic speed limit in a residential district unless otherwise posted? → 25 mph
12. What color are regulatory signs (such as speed limit signs) in South Carolina? → White with black letters
13. What is a consequence of being caught driving without liability insurance in South Carolina? → License suspension and substantial fines
14. What should a driver do immediately after a crash in South Carolina? → Stop, check for injuries, call 911, and exchange information
15. What is the safest way to handle a tire blowout while driving in South Carolina? → Grip the wheel firmly, ease off the gas, and steer straight
16. What does SC law require when a funeral procession is passing on the road? → Yield the right-of-way and do not cut into the procession
17. A pennant-shaped sign on the left side of the road indicates what? → No passing zone
18. What is the purpose of South Carolina DMV's Motor Carrier Services? → To assist with commercial vehicle registrations, permits, and taxes
19. When is it appropriate to use your horn in South Carolina? → To warn others of danger or your presence
20. What driving adjustments should be made in a school zone in South Carolina? → Reduce speed to posted limit, watch for pedestrians, and obey crossing guards
21. Prescription medications that cause drowsiness: → Can impair driving just as much as alcohol
22. Under SC's DUI law, a 'habitual offender' designation can result after how many DUI convictions? → 3 convictions within 5 years
23. When driving at night in South Carolina, you should be able to stop within: → The distance illuminated by your headlights
24. How long do points for traffic violations generally stay on your South Carolina driving record? → 2 years
25. What should you do when your brakes fail while driving in South Carolina? → Downshift, use the emergency brake gently, and find a safe place to stop
26. What is hydroplaning and how can you recover from it in South Carolina? → Loss of traction on wet roads — ease off gas and steer straight
27. What color are guide and informational signs (such as highway route markers) typically? → Green
28. What is the SC Move Over Law? → Drivers must move over a lane or slow down for stopped emergency and service vehicles
29. What documents are required to register a newly purchased vehicle in South Carolina? → Bill of sale, proof of insurance, vehicle title, and completed Form 400
30. What is the recommended speed reduction when driving in a work zone in South Carolina? → Obey the posted reduced speed limit signs within the zone