Free Iowa DMV Practice Test
Prep for the Iowa learner's permit and driver's license written knowledge test
Iowa's DOT knowledge test covers traffic laws, road signs, and safe driving — including rural and farm-equipment safety — from the Iowa Driver's Manual. Teens complete supervised practice and intermediate-license restrictions under graduated licensing. The permit exam and the driver's license written test are the same knowledge test, so this free DMV practice test prepares you for both.
25 random questions · instant explanations · free
New driver? Read the Iowa permit guide: requirements, documents & fees →
What's covered
- Road Signs
Warning, guide, and regulatory signs — shapes, colors, meanings.
12 questions in bank
Study all road signs → - Alcohol & Impairment
BAC limits, implied consent, and driving impaired.
10 questions in bank
- Rules of the Road
Right-of-way, lane use, turns, and signals.
14 questions in bank
- Safe Driving
Following distance, hazards, weather, and defensive driving.
12 questions in bank
- Fines & Limits
Speed limits, penalties, points, and the law's numbers.
12 questions in bank
Iowa permit & driver's license test FAQ
Is the permit test the same as the driver's license written test?
Yes — in Iowa the learner's permit exam and the driver's license written knowledge test are the same test, covering road signs, traffic laws, and safe driving. This DMV practice test prepares you for both.
Is this Iowa DMV practice test free?
Yes. Every permit and driver's license practice test is completely free with no account or sign-up required. You can retake it as many times as you like.
How many questions are on the Iowa permit test?
The official Iowa knowledge exam has about 35 questions. Our practice test pulls a random set of 25 questions each time so you get fresh practice on every attempt.
What score do I need to pass the Iowa written test?
On the official Iowa exam you generally need 28 of 35 (80%). Our practice test uses an 80% passing goal so you have a comfortable margin before test day.
Are these the real DMV practice test questions?
No — these are original study questions written to match Iowa's real driving laws and rules for the permit and driver's license test. They help you learn the material; always review your official state driver's manual too.