Free South Dakota DMV Driving Test Practice 2026 / SD

Question 1

When entering a roundabout in South Dakota, traffic already circulating comes from which direction, so that is where you must yield?

Accepted Answer

Your left

Answer

Your right

Answer

Straight ahead

Answer

Directly behind you

Question 2

What must a driver do at a flashing red traffic signal?

Accepted Answer

Come to a complete stop, then proceed when it is safe

Answer

Slow down and roll through without stopping

Answer

Treat the signal as out of service and ignore it

Answer

Accelerate to clear the intersection quickly

Question 3

A flashing yellow traffic signal tells you to do what?

Accepted Answer

Slow down and proceed with caution

Answer

Come to a full stop before entering

Answer

Stop only when pedestrians are waiting

Answer

Prepare to stop because the signal is about to turn red

Question 4

You face a flashing yellow arrow at a signalized intersection. What are you permitted to do?

Accepted Answer

Enter the intersection cautiously and turn after yielding to oncoming traffic and pedestrians

Answer

Turn immediately because you hold the right-of-way

Answer

Stop completely at the stop line before every turn

Answer

Nothing — turns are prohibited on a yellow arrow

Question 5

How is a yield sign shaped and colored?

Accepted Answer

A red and white triangle pointing downward

Answer

A yellow diamond

Answer

A white rectangle with black lettering

Answer

An orange pentagon

Question 6

According to the South Dakota manual, regulatory signs are what color?

Accepted Answer

White

Answer

Yellow

Answer

Orange

Answer

Green

Question 7

Warning signs that alert you to conditions ahead are normally which shape and color?

Accepted Answer

Diamond-shaped and yellow

Answer

Round and blue

Answer

Rectangular and white

Answer

Octagonal and red

Question 8

School zone, school crossing and pedestrian crossing warning signs may appear in which special color?

Accepted Answer

Fluorescent yellow-green

Answer

Bright orange

Answer

Sky blue

Answer

Brown

Question 9

What kind of information does a guide sign provide?

Accepted Answer

Cities and towns, points of interest, hospitals and services

Answer

Speed limits and turning restrictions

Answer

Hazards in the roadway ahead

Answer

Detours around construction zones

Question 10

Under South Dakota rules, when may you turn right at a steady red light?

Accepted Answer

After a complete stop and yielding to all traffic, pedestrians and bicyclists, unless a sign prohibits it

Answer

Never — right turns on red are prohibited statewide

Answer

Without stopping, as long as the way looks clear

Answer

Only between 6 a.m. and 10 p.m.

Question 11

Two vehicles reach an all-way stop at exactly the same moment. Who proceeds first?

Accepted Answer

The driver on the right

Answer

The driver on the left

Answer

The larger of the two vehicles

Answer

Whichever driver is turning left

Question 12

You are turning left at an intersection while vehicles approach from the opposite direction. What is required?

Accepted Answer

Yield to the oncoming traffic before completing your turn

Answer

Oncoming drivers must yield because you signaled first

Answer

Complete the turn quickly before the oncoming vehicles arrive

Answer

Sound your horn and proceed through the turn

Question 13

You are pulling out of a private driveway onto a public highway. What is your obligation?

Accepted Answer

Yield to drivers already traveling on the highway

Answer

Proceed first because entering vehicles have priority

Answer

Yield only if a sign is posted at the driveway

Answer

Expect highway traffic to slow down for you

Question 14

While using an entrance or acceleration ramp onto an interstate, who has the right-of-way?

Accepted Answer

Drivers already traveling on the highway

Answer

You do, so highway traffic must move over

Answer

Nobody — you must stop at the end of the ramp

Answer

You do, once you activate your turn signal

Question 15

The light turns green but pedestrians are still walking across in front of you. What should you do?

Accepted Answer

Yield to the pedestrians still in the intersection

Answer

Proceed, since pedestrians must wait for a green light

Answer

Sound your horn so they hurry

Answer

Steer around behind them without slowing

Question 16

What does this round yellow sign require of you?

Accepted Answer

Slow down, look and listen for an approaching train

Answer

Trains no longer use the tracks ahead

Answer

Come to a complete stop at the sign itself

Answer

Passing is permitted through this section

Question 17

The lights at a railroad crossing begin flashing as you approach. What must you do?

Accepted Answer

Stop and wait

Answer

Continue if no train is visible

Answer

Reduce speed to 20 mph and cross

Answer

Cross only while the gates remain raised

Question 18

A dashed yellow line on your side of the centerline indicates what?

Accepted Answer

Passing is permitted from your side when it is safe

Answer

Passing is prohibited in both directions

Answer

The roadway carries one-way traffic

Answer

You must remain in the center lane

Question 19

The centerline shows a dashed yellow stripe on your side and a solid yellow stripe on the opposite side. What does this mean?

Accepted Answer

You may pass when it is safe, but oncoming drivers may not

Answer

Neither direction of traffic may pass

Answer

Traffic from both directions may pass freely

Answer

Passing is allowed only within intersections

Question 20

What message does this sign convey?

Accepted Answer

A stop sign is ahead — be ready to stop

Answer

A stop sign at this location is being removed

Answer

Cross traffic ahead never has to stop

Answer

You must stop at this sign itself

Question 21

What is this sign telling you about the road ahead?

Accepted Answer

A roundabout is ahead

Answer

The road makes a mandatory U-turn

Answer

A circular detour route is closed

Answer

A traffic circle restricted to trucks is ahead

Question 22

An emergency vehicle approaches while you are already circulating inside a roundabout. What is the correct response?

Accepted Answer

Continue to your exit and then pull over

Answer

Stop immediately wherever you are

Answer

Back out the way you came in

Answer

Circle the roundabout until the emergency vehicle leaves

Question 23

The raised truck apron around the inside of a roundabout exists for what purpose?

Accepted Answer

To give large trucks room for off-tracking

Answer

To let cars take a shortcut across the circle

Answer

To provide emergency parking

Answer

To serve as a pedestrian crossing island

Question 24

As you prepare to leave a roundabout, what should you do?

Accepted Answer

Signal right and yield to pedestrians and bicyclists at the exit

Answer

Signal left to show you are departing the circle

Answer

Stop inside the circle and check for traffic

Answer

Flash your headlights at drivers waiting to enter

Question 25

A steady green light lets you proceed, but you must still do what?

Accepted Answer

Yield to emergency vehicles and to others as required by law

Answer

Wait three seconds before entering the intersection

Answer

Stop first if you are the lead vehicle at the line

Answer

Sound your horn before entering

South Dakota DMV Practice Test 2026 – Test #1

Check another tests for South Dakota (SD)

25 questions

25 questions

25 questions

25 questions

25 questions

Want study materials for other states?

How to prepare for my DMV Exam

Frequently asked questions

Explore more learning content

Driver’s License Practice Tests

DMV Exam Simulator

Road Signs Tests

CDL Practice Tests

Official DMV Manuals

DMV Guides

All road signs USA