South Dakota: Sharing the road — Part 1 Practice Test
Questions in this part include: “When driving near which vehicles should you be particularly conscious of blind spots?” · “In which of these situations should you not attempt to pass?”
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Questions are original and based on the official manual "South Dakota Driver License Manual" (Revised 11/2024), South Dakota Department of Public Safety.
All 18 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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What does a reflective orange triangle on the rear of a vehicle mean?
- The vehicle is traveling less than 25 mph
- The vehicle is traveling less than 35 mph
- The vehicle is traveling less than 45 mph
- The vehicle is carrying a wide load
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Correct answer: The vehicle is traveling less than 25 mph
The reflective orange triangle marks a slow-moving vehicle that travels less than 25 mph.
Source: South Dakota Driver License Manual (Revised 11/2024), page 36
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What may bicyclists use at a diverging diamond interchange (DDI)?
- Only the center lanes used by vehicles
- Only the shoulder of the freeway ramps
- Only the bike lane, never the crosswalks
- A bike lane or the pedestrian walkways
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Correct answer: A bike lane or the pedestrian walkways
Bicyclists may choose the bike lane or the pedestrian walkways and crosswalks.
Source: South Dakota Driver License Manual (Revised 11/2024), page 42
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When are you not required to stop for a school bus with its red lights flashing or its stop arm extended?
- When the bus is on the opposite side of a painted center line
- When no children are visible outside the bus
- When the roadway is separated by a physical barrier
- When the bus is more than a block away
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Correct answer: When the roadway is separated by a physical barrier
You must always stop unless the roadway is separated by a physical barrier.
Source: South Dakota Driver License Manual (Revised 11/2024), page 43
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What should you do after a school bus’s red lights have stopped flashing and its stop arm is no longer visible?
- Proceed at normal speed
- Proceed slowly, watching for children
- Wait until the bus is out of sight
- Wait for the bus driver to wave you on
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Correct answer: Proceed slowly, watching for children
After the lights stop and the arm is no longer visible, you proceed slowly while watching for children.
Source: South Dakota Driver License Manual (Revised 11/2024), page 43
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When driving near which vehicles should you be particularly conscious of blind spots?
- Passenger cars
- Parked vehicles
- Commercial vehicles
- Vehicles moving slower than you
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Correct answer: Commercial vehicles
The manual says to be particularly conscious of blind spots when driving near commercial vehicles.
Source: South Dakota Driver License Manual (Revised 11/2024), page 45
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Generally, what should farm tractors, animal-drawn vehicles, and roadway maintenance vehicles have on the back?
- A red flag
- A flashing white light
- A slow-moving vehicle sign
- A flashing blue light
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Correct answer: A slow-moving vehicle sign
These vehicles should generally display a slow-moving vehicle sign on the back.
Source: South Dakota Driver License Manual (Revised 11/2024), page 45
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If possible, which direction do you move over to pass a slow-moving vehicle?
- To the right
- Onto the shoulder
- Onto the median
- To the left
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Correct answer: To the left
You move over to the left to pass if possible; never pass on the right.
Source: South Dakota Driver License Manual (Revised 11/2024), page 45
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On multi-lane roads, what is the left-most lane intended to be used for?
- Passing slower vehicles
- Vehicles turning right
- Slow-moving vehicles
- Heavy trucks only
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Correct answer: Passing slower vehicles
The left-most lane on multi-lane roads is intended for passing slower vehicles.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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What does the manual say about passing on the shoulder?
- It is allowed only if it is paved
- It is allowed when traffic ahead is slow
- Never pass on it, whether paved or not
- It is allowed if you signal first
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Correct answer: Never pass on it, whether paved or not
Never pass on the shoulder, whether it is paved or not.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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How should you pass another vehicle?
- Slowly, to keep the other driver aware of you
- As quickly and safely as possible
- Alongside at the same speed for as long as you can
- By staying in the other driver’s blind spot
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Correct answer: As quickly and safely as possible
The longer you stay alongside, the longer you are in danger of the other vehicle moving toward your lane.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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While passing, you should continue to pass until what is visible in your rearview mirror?
- Only the headlights of the passed vehicle
- The passed vehicle’s side mirror
- The passed vehicle’s rear bumper
- The complete front of the passed vehicle
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Correct answer: The complete front of the passed vehicle
You continue until the complete front of the passed vehicle is visible in the rearview mirror, then signal and return to the lane.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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What should you do when another driver is passing you?
- Speed up to keep the other driver behind you
- Move to the shoulder to give the vehicle room
- Stay in your lane and maintain a constant speed
- Drift toward the edge of your lane to make room
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Correct answer: Stay in your lane and maintain a constant speed
When being passed you stay in your lane and keep a constant speed so the driver can pass.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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In which of these situations should you not attempt to pass?
- When your view is blocked by a curve or a hill
- When the road ahead is straight and clear
- When the vehicle ahead is traveling slowly
- When you are in the left-most lane
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Correct answer: When your view is blocked by a curve or a hill
Do not pass when an oncoming vehicle approaches or your view is blocked by a curve or hill, among other cases.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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Before which of these must you not attempt to pass?
- A rest area or service plaza
- A mile marker or reflector post
- A speed limit sign on the road
- A highway-railroad crossing
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Correct answer: A highway-railroad crossing
The manual says not to pass at intersections, before a highway-railroad crossing, or before a bridge.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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Where the posted limit is 35 mph or less, what is the minimum separation a driver must allow when overtaking a bicycle?
- Two feet
- Three feet
- Five feet
- Six feet
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Correct answer: Three feet
South Dakota law requires at least a three-foot separation when the posted limit is 35 mph or less.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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Where the posted limit is greater than 35 mph, what is the minimum separation a driver must allow when overtaking a bicycle?
- Three feet
- Six feet
- Four feet
- Ten feet
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Correct answer: Six feet
South Dakota law requires at least six feet of separation when the posted limit is greater than 35 mph.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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When overtaking a bicycle going the same direction, under what condition may you partially cross the centerline?
- Only if you sound your horn first
- Only when the posted limit is above 35 mph
- Never; the centerline may never be crossed
- If it can be performed safely
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Correct answer: If it can be performed safely
State law lets a driver partially cross the centerline or lane dividing line to overtake a bicycle if it can be done safely.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46
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What is a violation of the law on overtaking a bicycle?
- A Class 2 misdemeanor
- A Class 3 misdemeanor
- A Class 4 misdemeanor
- A Class 5 felony
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Correct answer: A Class 2 misdemeanor
The law states that a violation of the bicycle-overtaking section is a Class 2 misdemeanor.
Source: South Dakota Driver License Manual (Revised 11/2024), page 46