Vehicles approaching a roundabout must

yield to the traffic in the roundabout.

come to a complete stop and wait for traffic in the roundabout to clear.

enter the roundabout at a speed of 35 mph.

enter the roundabout to the left of the central island.

You arrive at an intersection with a green signal. Can you proceed straight through?

Yes, you can proceed after yielding to all traffic and pedestrians already in the intersection.

No, you must briefly stop and yield before proceeding.

At an intersection, a single solid white line across the road means that you must __________ for a traffic signal or sign.

slow down after crossing the line

Before entering an intersection, you must look for

approaching vehicles from the left.

approaching vehicles from the right.

You drive up to an intersection and you see this sign. What should you do?

Slow down and prepare to yield to pedestrians and traffic ahead.

Come to a complete stop, yield if necessary, and then proceed.

Slow down and prepare to yield to traffic already in the intersection.

Maintain your speed since all traffic ahead must yield to you.

A vehicle entering a traffic circle or rotary must yield the right-of-way to

both pedestrians and vehicles in the circle.

neither pedestrians nor vehicles in the circle.

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14 questions
Pass mark 80%

Iowa DOT Permit: Right-of-Way Practice Test

14 right-of-way questions for the Iowa DOT Permit Test, out of 14 in the app. Answer each to see whether you got it right and why. The real Iowa test has 25 questions and you need 20 correct (80%) to pass.

Facts updated Oct 26, 2026
Official source: iowadot.gov
Independent, not affiliated with the DOT. How we write our questions

How it works

1Pick an answer14 questions, one tap each.
2See the ruleRight or wrong, every answer is explained.
3Get your scoreCompared with the real 80% pass mark.

Start the test

0/14 answered0 correctPass mark 80%

1Question 1 of 14
Vehicles approaching a roundabout must
Not quite. The answer is yield to the traffic in the roundabout.
A roundabout is an intersection in which traffic circulates counterclockwise around a central island. Approaching vehicles must yield the right-of-way to the traffic in the roundabout. Always enter the roundabout, heading to the right.
2Question 2 of 14
A roundabout is a circular intersection in which vehicles travel around a center island in __________ direction.
Not quite. The answer is a counterclockwise
A roundabout is a circular intersection in which vehicles travel around a center island in a counterclockwise direction. These intersections are designed to reduce the number and severity of collisions as well as provide operational efficiencies.
3Question 3 of 14
You arrive at an intersection with a green signal. Can you proceed straight through?
Not quite. The answer is Yes, you can proceed after yielding to all traffic and pedestrians already in the intersection.
You can proceed on a green signal after yielding to all pedestrians and traffic already in the intersection.
Source: Green, Traffic Signals, 2. Traffic Signs and Rules of the Road, Iowa Driver's Manual
4Question 4 of 14
Which cars are using this roundabout correctly?
Not quite. The answer is Both cars
Both cars are using this roundabout correctly. Car B is just turning left. Apparently, Car A missed its exit the first time, but its driver is acting correctly by going all the way around the roundabout to try again.
Source: Single-Lane Roundabout, Roundabouts, 3. Safe Driving Tips, Iowa Driver's Manual
5Question 5 of 14
When stopped behind another vehicle on a hill, you should stay back at least
Not quite. The answer is one vehicle length.
When stopped behind another vehicle on a hill, you should stay back about one vehicle length. If you are too close to it, it might roll back into your vehicle when it starts.
6Question 6 of 14
On a multilane roundabout, if you intend to exit the roundabout less than halfway around it, use
Not quite. The answer is the right lane.
In a modern, multilane roundabout, do not overtake or pass any vehicle. Be prepared to yield to vehicles turning in front of you from the inside lane to exit the roundabout. If you intend to exit the roundabout less than halfway around it, use the right lane.
7Question 7 of 14
At an intersection, a single solid white line across the road means that you must __________ for a traffic signal or sign.
Not quite. The answer is stop behind the line
At an intersection, a single solid white line across the road is a stop line. You must stop behind the stop line for a traffic signal or sign.
8Question 8 of 14
Before entering an intersection, you must look for
Not quite. The answer is all of the above.
Before you enter an intersection, look both left and right for approaching vehicles and crossing pedestrians. If you are stopped, look both left and right just before you start to move. Look across the intersection before you move to make sure that your path is clear through the intersection.
9Question 9 of 14
Which car is NOT using this roundabout correctly?
Not quite. The answer is Car C
You should always follow all signs and pavement markings at any intersection. Normally, you should turn left from the left lane, turn right from the right lane, and drive straight through using either lane. Here, Car C has incorrectly turned left from the right lane.
Source: Roundabouts, 3. Safe Driving Tips, Iowa Driver's Manual
10Question 10 of 14
You drive up to an intersection and you see this sign. What should you do?
Not quite. The answer is Slow down and prepare to yield to pedestrians and traffic ahead.
When you approach a yield sign, you must slow down and prepare to yield to pedestrians and traffic ahead. You may need to stop too, so be ready.
Source: Yield Sign, Regulation Signs, 2. Traffic Signs and Rules of the Road, Iowa Driver's Manual
11Question 11 of 14
A barrier of grass, concrete, or other material separating opposing lanes of traffic on divided roadways is known as
Not quite. The answer is a median.
A barrier of grass, concrete, or other material separating opposing lanes of traffic on divided roadways is known as a median. Medians are found on freeways and some major streets. It is illegal to drive over, across, or on a median.
12Question 12 of 14
When you approach a roundabout, always enter to the _______ of the central island.
Not quite. The answer is right
A roundabout is a circular intersection in which traffic circulates counterclockwise around a central island. Approaching vehicles must yield to the traffic in the roundabout. Always enter to the right of the central island.
13Question 13 of 14
A vehicle entering a traffic circle or rotary must yield the right-of-way to
Not quite. The answer is both pedestrians and vehicles in the circle.
A vehicle entering a traffic circle (sometimes called a rotary) must yield the right-of-way to pedestrians in the crosswalk and vehicles in the circle.
14Question 14 of 14
Blind pedestrians may carry _________ canes or use the assistance of guide dogs.
Not quite. The answer is white
Blind pedestrians may carry white canes or use the assistance of guide dogs.

Questions people ask

Is this Iowa DOT Permit: Right-of-Way Practice Test like the real Iowa DOT Permit Test?

The questions are written in the same style as the real test, from official sources, with an explanation for each answer. The real test has 25 questions; this free test has 14.

How many questions are on the Iowa DOT Permit Test?

The DMV Permit Test has 25 questions.

What score do you need to pass the Iowa DOT Permit Test?

You need 20 out of 25 correct (80%).

How old do you have to be to take the Iowa DOT Permit Test?

You can take it from age 14. Can be taken at a DMV, at a county treasurer, at home with a parent proctor (application required, no phones or tablets), or at participating schools.

Where can I practice more questions?

The Driving Exam Prep app has the full question bank for your test, a step-by-step roadmap, a mistakes review and a readiness score against the real pass mark.

Official sources

Our questions are written from these official sources. Always study your official handbook too: rules change, and our practice questions may differ from your real test.

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Vehicles approaching a roundabout must

A roundabout is a circular intersection in which vehicles travel around a center island in __________ direction.

You arrive at an intersection with a green signal. Can you proceed straight through?

Which cars are using this roundabout correctly?

When stopped behind another vehicle on a hill, you should stay back at least

On a multilane roundabout, if you intend to exit the roundabout less than halfway around it, use

At an intersection, a single solid white line across the road means that you must __________ for a traffic signal or sign.

Before entering an intersection, you must look for

Which car is NOT using this roundabout correctly?

You drive up to an intersection and you see this sign. What should you do?

A barrier of grass, concrete, or other material separating opposing lanes of traffic on divided roadways is known as

When you approach a roundabout, always enter to the _______ of the central island.

A vehicle entering a traffic circle or rotary must yield the right-of-way to

Blind pedestrians may carry _________ canes or use the assistance of guide dogs.

More topic

Questions people ask

Official sources

Keep going

Your license is one lesson closer.