South Carolina DMV Knowledge Test — Questions and Answers

Question 1: What is the minimum total bodily injury liability coverage per accident in South Carolina?

$100,000
$25,000
$50,000 (Correct answer)
$40,000

Correct answer: $50,000

South Carolina requires $50,000 per accident in bodily injury liability, covering all injured parties combined when you are at fault.

Question 2: What does an orange sign with a black arrow pointing in a new direction indicate in a work zone?

Road ends
Construction exit
Speed limit increase
Detour or lane shift ahead (Correct answer)

Correct answer: Detour or lane shift ahead

Orange directional arrows in work zones guide drivers through detours or lane shifts caused by construction activity.

Question 3: What should a driver do when encountering a dust storm in South Carolina's low country agricultural areas?

Pull completely off the road, turn off lights, and wait (Correct answer)
Turn on hazard lights and slow to 25 mph
Drive through quickly on the shoulder
Follow the taillights of the car ahead closely

Correct answer: Pull completely off the road, turn off lights, and wait

In zero-visibility conditions, pull well off the roadway, turn off your lights (so others don't follow you off the road), and wait for conditions to improve.

Question 4: How can you renew your South Carolina vehicle registration?

Only in person at the DMV
Online, by mail, or in person (Correct answer)
By calling the SCDMV customer service line
By faxing your renewal notice

Correct answer: Online, by mail, or in person

The South Carolina Department of Motor Vehicles (SCDMV) offers multiple convenient options for renewing vehicle registration. Residents can choose to renew online through the SCDMV website, by mailing in their renewal notice and payment, or by visiting an SCDMV branch in person. This flexibility aims to make the renewal process accessible and efficient for all vehicle owners.

Question 5: When may you drive with your high-beam headlights on in South Carolina?

At all times on rural roads
When following another vehicle at 1,000 feet
When no oncoming traffic is within 500 feet (Correct answer)
Only on divided highways

Correct answer: When no oncoming traffic is within 500 feet

High beams must be dimmed when an oncoming vehicle is within 500 feet or when following another vehicle within 200 feet.

Question 6: A pennant-shaped sign on the left side of the road indicates what?

School zone ahead
Curve ahead
Railroad crossing ahead
No passing zone (Correct answer)

Correct answer: No passing zone

The yellow pennant (triangular) sign marks the beginning of a no-passing zone and is placed on the left side of the road.

Question 7: What does a circular railroad crossing sign with an 'X' mean?

Detour ahead
Road is closed
No left turn
Railroad tracks cross the road ahead (Correct answer)

Correct answer: Railroad tracks cross the road ahead

The round yellow sign with an X and 'RR' warns that railroad tracks cross the roadway ahead and you should look and listen for trains.

Question 8: Alcohol affects driving ability primarily by:

Improving alertness in small amounts
Having no effect below 0.05% BAC
Reducing judgment, reaction time, and coordination (Correct answer)
Only affecting vision

Correct answer: Reducing judgment, reaction time, and coordination

Even small amounts of alcohol impair judgment, slow reaction time, and reduce coordination, all critical driving skills.

Question 9: When approaching a school bus with its red lights flashing on a two-lane road in SC, what must you do?

Stop only if children are visible
Only vehicles behind the bus must stop
Slow to 15 mph and proceed
Stop in both directions (Correct answer)

Correct answer: Stop in both directions

On a two-lane road, all traffic in both directions must stop when a school bus displays flashing red lights and the stop arm is extended.

Question 10: What should you do if your vehicle starts to skid on a slippery road?

Accelerate out of the skid
Steer away from the skid and brake hard
Turn the wheel sharply opposite the skid
Steer in the direction of the skid and ease off the gas (Correct answer)

Correct answer: Steer in the direction of the skid and ease off the gas

To recover from a skid, steer gently into the direction the rear is sliding while releasing the accelerator to regain traction.

Question 11: What color are guide and informational signs (such as highway route markers) typically?

Brown
White
Green (Correct answer)
Blue

Correct answer: Green

Green signs provide directional and distance information, such as highway exit signs and mileage markers.

Question 12: If your auto insurance lapses in South Carolina, what must you do to restore your driving privileges?

File a police report documenting the lapse
Simply purchase a new policy with no additional penalty
Obtain new insurance and pay any required reinstatement fee (Correct answer)
Wait six months before you can insure the vehicle again

Correct answer: Obtain new insurance and pay any required reinstatement fee

After an insurance lapse, South Carolina requires drivers to obtain new coverage and pay a reinstatement fee before their license and registration privileges are restored.

Question 13: What does a white rectangular sign with orange text and symbols indicate in South Carolina?

School zone
Historic site
Construction or work zone (Correct answer)
Service area

Correct answer: Construction or work zone

Orange signs with black or white text signal construction or work zones where workers may be present and speed limits are reduced.

Question 14: What does 'defensive driving' mean in South Carolina driver education?

Following traffic laws strictly without scanning surroundings
Anticipating hazards and adjusting driving to avoid accidents (Correct answer)
Using horn frequently to warn others
Driving aggressively to control traffic

Correct answer: Anticipating hazards and adjusting driving to avoid accidents

Defensive driving means staying alert, anticipating the mistakes of others, and taking proactive steps to avoid collisions.

Question 15: What does a flashing yellow light indicate in South Carolina?

Yield to all cross traffic
Stop completely
Road is closed
Slow down and proceed with caution (Correct answer)

Correct answer: Slow down and proceed with caution

A flashing yellow means slow down, watch for cross traffic or hazards, and proceed carefully — no full stop required.

Question 16: Which lane should you use for passing on a multilane highway in South Carolina?

The left lane (Correct answer)
The center lane only
The right lane
Any open lane

Correct answer: The left lane

Passing should be done in the left lane on multilane highways; slower traffic should keep right.

Question 17: What does a red 'X' signal above a lane on a highway indicate?

Speed camera present
Toll lane ahead
That lane is closed — do not use it (Correct answer)
No passing in that lane

Correct answer: That lane is closed — do not use it

A red X over a lane means the lane is closed to traffic, often used on reversible or managed lanes.

Question 18: What does underinsured motorist coverage protect you from?

Accidents that occur outside of South Carolina
Damage caused by an unregistered vehicle
Cases where the at-fault driver's coverage is too low to fully pay your damages (Correct answer)
Situations where you personally do not carry enough insurance

Correct answer: Cases where the at-fault driver's coverage is too low to fully pay your damages

Underinsured motorist coverage pays the difference when the at-fault driver has insurance but their policy limits are not enough to cover all of your losses.

Question 19: What type of damage does collision insurance cover?

Damage to your own vehicle resulting from a collision with another car or object (Correct answer)
Theft or fire damage to your vehicle
Flooding or hail damage to your vehicle
Injuries you cause to drivers in other vehicles

Correct answer: Damage to your own vehicle resulting from a collision with another car or object

Collision coverage pays to repair or replace your own vehicle when it is damaged in a collision with another vehicle or a stationary object, regardless of fault.

Question 20: What does a flashing red traffic light mean in South Carolina?

Yield to cross traffic only
Stop, then proceed when safe (Correct answer)
Stop and wait for green
Slow down and proceed with caution

Correct answer: Stop, then proceed when safe

A flashing red light is treated the same as a stop sign — come to a complete stop and go only when it is safe.

Question 21: What does the term 'DUI per se' mean in South Carolina?

You must show visible signs of impairment
You are automatically guilty if your BAC meets or exceeds 0.08% (Correct answer)
Police must prove impairment through a field test
You can challenge BAC results in court to avoid conviction

Correct answer: You are automatically guilty if your BAC meets or exceeds 0.08%

Per se DUI means the BAC level alone — without additional proof of impaired driving behavior — is sufficient for a DUI conviction in SC.

Question 22: What does SC's 'implied consent' law mean?

You consent to roadside sobriety tests when asked
You agree to let police search your vehicle at any time
Your car is implicitly registered when you drive it
By driving in SC, you consent to chemical tests if lawfully arrested for DUI (Correct answer)

Correct answer: By driving in SC, you consent to chemical tests if lawfully arrested for DUI

Implied consent means that operating a vehicle in SC constitutes automatic agreement to submit to breath, blood, or urine testing if arrested for DUI.

Question 23: What must a South Carolina driver do before changing lanes on a highway?

Only signal for at least 100 feet
Flash headlights to warn other drivers
Only check mirrors
Signal and check mirrors and blind spots (Correct answer)

Correct answer: Signal and check mirrors and blind spots

A safe lane change requires activating your turn signal and checking both mirrors and blind spots before moving.

Question 24: Under SC's DUI law, a 'habitual offender' designation can result after how many DUI convictions?

5 convictions in 10 years
3 convictions within 5 years (Correct answer)
2 convictions
4 convictions in a lifetime

Correct answer: 3 convictions within 5 years

Three DUI convictions within a 5-year period in SC can lead to a habitual offender designation, resulting in lengthy license revocation.

Question 25: What does a green arrow traffic signal indicate?

You must turn in that direction
The intersection is fully clear
You may move in the direction of the arrow (Correct answer)
Pedestrians have right-of-way

Correct answer: You may move in the direction of the arrow

A green arrow is a protected turn signal indicating you may proceed in the arrow's direction; oncoming traffic is stopped.

South Carolina DMV Knowledge Test

The South Carolina DMV knowledge test evaluates applicants on traffic laws, road signs, and safe driving practices required to obtain a South Carolina driver's license or beginner's permit.

Questions

15 min

Time Limit

80%

To Pass

Checking for saved progress...

Exam Rules

You can skip questions and return to them later
Flag questions for review before submitting
No feedback shown until you submit the entire exam
Unanswered questions count as wrong — answer everything
10 pretest questions are mixed in and don't affect your score
Timer auto-submits when time runs out
Your progress is auto-saved every 30 seconds