South Dakota DMV Practice Test - Free 20 Questions

Question 1

South Dakota is one of only a few states where a teenager can apply for a learner's permit at age 14. What type of permit is issued at age 14 in South Dakota?

Accepted Answer

A minor's permit allowing supervised driving practice

Answer

A full learner's permit with no restrictions

Answer

A restricted minor's permit for driving to school only

Answer

No permit is available at 14 — minimum age is 15

Question 2

What is the legal BAC limit for drivers age 21 and older in South Dakota?

Accepted Answer

0.08%

Answer

0.04%

Answer

0.06%

Answer

0.10%

Question 3

You are driving on a rural South Dakota road during harvest season and encounter slow-moving farm equipment. What is the legal maximum speed for farm equipment on South Dakota roads?

Accepted Answer

25 mph

Answer

15 mph

Answer

35 mph

Answer

45 mph

Question 4

What does an orange triangular emblem on the back of a slow-moving vehicle mean?

Accepted Answer

The vehicle travels at 25 mph or less — approach with caution

Answer

The vehicle is a school bus — stop when lights flash

Answer

The vehicle is authorized to drive on the highway shoulder only

Answer

Hazardous materials are being transported

Question 5

South Dakota's zero tolerance law for drivers under 21 sets the illegal BAC at:

Accepted Answer

0.02%

Answer

0.00% — any measurable amount

Answer

0.04%

Answer

0.05%

Question 6

What is the maximum speed limit on South Dakota rural interstate highways?

Accepted Answer

75 mph

Answer

65 mph

Answer

70 mph

Answer

80 mph

Question 7

Under South Dakota's GDL program, a minor's permit holder (age 14–15) must have a licensed adult present while driving. This adult must be:

Accepted Answer

A licensed driver age 18 or older seated in the front passenger area

Answer

Any person age 18 or older with a valid license

Answer

A parent or legal guardian only

Answer

A licensed driving instructor only

Question 8

You are driving on a South Dakota gravel road — common across the state — and your vehicle begins to skid on loose gravel. What is the correct response?

Accepted Answer

Ease off the accelerator gently and steer in the direction you want to go

Answer

Brake hard immediately to stop the skid

Answer

Accelerate to regain traction

Answer

Turn the steering wheel sharply in the opposite direction of the skid

Question 9

South Dakota has vast open range areas where livestock may be on or near the road. When you see a 'Open Range' or livestock warning sign, you should:

Accepted Answer

Reduce speed and be prepared to stop for animals on the roadway

Answer

Continue at normal speed — livestock are not your legal concern

Answer

Sound your horn to scare animals away from the road

Answer

Stop completely and wait for animals to clear on their own

Question 10

What is the default speed limit on South Dakota residential streets when no speed limit sign is posted?

Accepted Answer

25 mph

Answer

15 mph

Answer

30 mph

Answer

35 mph

Question 11

When approaching a school bus with flashing red lights and a stop arm extended on a South Dakota road, traffic in both directions must stop at least:

Accepted Answer

20 feet from the bus

Answer

10 feet from the bus

Answer

30 feet from the bus

Answer

50 feet from the bus

Question 12

You are approaching a railroad crossing with flashing lights and a lowered gate. What must you do?

Accepted Answer

Stop at least 15 feet before the gate and wait until the train has completely passed and gates have fully risen

Answer

Slow to 15 mph and look carefully before crossing

Answer

Wait for the flashing lights to stop, then proceed even if the gate is still partially down

Answer

Proceed if you can see the train is more than a quarter mile away

Question 13

South Dakota's Move Over law requires drivers approaching a stopped emergency or law enforcement vehicle with flashing lights to:

Accepted Answer

Move to the farthest available lane from the stopped vehicle, or slow significantly if lane change is not safe

Answer

Slow to 15 mph regardless of the posted speed limit

Answer

Stop completely until the emergency vehicle leaves

Answer

Only yield if the vehicle is on the right side of the road

Question 14

A flashing red traffic light means:

Accepted Answer

Stop, yield to all traffic and pedestrians, then proceed when safe

Answer

Slow down and proceed with caution

Answer

Yield to cross traffic but a full stop is not required

Answer

The signal is malfunctioning — treat as a four-way stop with all-way yield

Question 15

In South Dakota, when is it legal to pass on the right?

Accepted Answer

When the vehicle ahead is making or waiting to make a left turn

Answer

Never — passing on the right is always prohibited

Answer

Whenever the lane to the right is clear

Answer

Passing on the right is always legal on two-lane roads

Question 16

What is the recommended following distance under normal driving conditions in South Dakota?

Accepted Answer

3 seconds

Answer

1 second

Answer

2 seconds

Answer

5 seconds

Question 17

What should you do when you are driving in blizzard conditions — frequent in South Dakota winters — and visibility drops to near zero?

Accepted Answer

Pull off the road completely, stay in your vehicle, and call for help if needed

Answer

Use high beams for maximum visibility and continue at reduced speed

Answer

Slow to 15 mph and activate hazard flashers

Answer

Follow closely behind a large truck to use it as a windshield

Question 18

South Dakota requires headlights to be on:

Accepted Answer

From sunset to sunrise and any time visibility is less than 1,000 feet

Answer

Only from midnight to 5 AM

Answer

Only during officially declared weather emergencies

Answer

Whenever driving on rural roads, regardless of time

Question 19

In South Dakota, what is the maximum speed limit on most two-lane rural highways?

Accepted Answer

65 mph

Answer

55 mph

Answer

60 mph

Answer

70 mph

Question 20

You are turning left from a two-way street onto another two-way street in South Dakota. Where should your vehicle end up after completing the turn?

Accepted Answer

In the nearest lane on the right side of the center line

Answer

In the far right lane of the new street

Answer

In any available lane of the new street

Answer

In the left lane of the new street

Question 1 of 20

South Dakota is one of only a few states where a teenager can apply for a learner's permit at age 14. What type of permit is issued at age 14 in South Dakota?