2025 Iowa Permit Test 6
The following questions are from real DMV written tests. These are some of the actual permit questions you will face in Iowa. Each permit practice test question has three answer choices. Select one answer for each question and select "grade this section." You can find this button at the bottom of the drivers license quiz. For a complete list of questions and answers for Iowa please visit https://staging.dmvwrittentest.cheat-sheets.com/en/iowa/car.
Number of Tests
Number of Question
Passing Score
25. A double solid yellow line down the center of a two-lane road indicates:
Explanation
Yellow lines are used to separate traffic moving in opposite directions. Solid lines indicate that drivers are not permitted to pass.
26. If weather or light conditions require you to have your lights on while driving:
Explanation
Use your low beam headlights when driving in foggy, snowy, or rainy conditions. Light from high beam headlights will reflect back, causing glare and making it even more difficult to see ahead.
27. Drivers may not pass from either side of a ____ centerline.
Explanation
A double solid yellow line down the center of a two-way road means that it is prohibited for traffic from either direction to cross the center to pass.
28. When you are being tailgated:
Explanation
If you are being tailgated by another driver and there is a right lane, move over to the right. If there is no right lane, wait until the road ahead is clear and then reduce your speed slowly. This will encourage the tailgater to drive around you. Never slow down abruptly as this will only increase the risk of your vehicle being hit from behind.
29. Driving under the influence of any medication which impairs your driving is permitted:
Explanation
It is illegal to drive under the influence of any substance that impairs your ability to drive safely. This includes alcohol, prescription medications, over-the-counter medications, and illegal drugs.
30. This sign means:
Explanation
A round yellow sign indicates that there is a railroad crossing ahead.
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