2025 Iowa Permit Test 20
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://cheat-sheets.dmv-written-test.com/en/iowa/car.
Number of Tests
Number of Question
Passing Score
9. If there is no crosswalk and you see a pedestrian crossing your lane, you should:
Explanation
Drivers must always yield the right-of-way to pedestrians in the roadway, even if there is not a marked crosswalk.
10. This sign indicates:

Explanation
This is a low clearance warning sign. It indicates the distance from the road surface to the bottom of a bridge or overpass (in this case, 12 feet, 6 inches).
11. 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.
12. Car drivers should know that large trucks:
Explanation
A large truck has large blind spots to the front, sides, and rear of the vehicle. Avoid lingering in these areas. Because of their larger size and weight, trucks require more room to maneuver and stop than passenger vehicles.
13. To prevent hydroplaning, you should:
Explanation
To prevent hydroplaning, you should ensure that the tires on your vehicle have good tread depth and are inflated to the proper pressure. Reduce the speed of your vehicle when driving in the rain. Hydroplaning occurs most frequently at higher speeds.
14. It is necessary to use your low beams any time you are:
Explanation
Use your low beams when driving in fog, snow, rain, or mist. Light from high beams will reflect off of precipitation, causing a glare and making it even more difficult to see. Some vehicles are equipped with fog lights that should be used in addition to low beam headlights.
15. In traffic moving at 50 to 55 mph, you are least likely to have an accident if you:
Explanation
You should adjust your speed to travel smoothly with the other traffic on a roadway (provided that the other traffic is driving within the posted speed limits). Remember that vehicles moving in the same direction at the same speed cannot hit each other. Crashes involving multiple vehicles often happen when some vehicles are traveling at different speeds than others.
16. If a traffic signal light is green and a police officer signals for you to stop, you should:
Explanation