2024 Iowa Permit Test 24
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
17. You must not drive your vehicle at a speed greater than:
Explanation
You must not drive at a speed that is faster than is reasonable and prudent. You must drive at a speed that is appropriate for the area where you are driving, the type and condition of surrounding traffic, the presence of pedestrians, the weather, the quality of the road, and light conditions. You must drive within legal speed limits.
18. Interstate driving requires drivers to:
Explanation
Safe use of the interstate demands drivers be constantly alert and capable of driving at high speeds.
19. Allowing a space cushion between your vehicle and its surroundings is important because it:
Explanation
The only way to be sure you will have enough time to react to mistakes made by other drivers is to leave plenty of space between you and the vehicles around you.
20. If your car's suspension is bad, it can cause:
Explanation
Your suspension helps you control your vehicle and provides a comfortable ride over varying road surfaces. If your vehicle bounces a lot after driving over a bump, or is generally hard to control, you may need new suspension parts.
21. Night driving presents unique problems because:
Explanation
Night driving creates a unique set of problems for drivers. Due to the reduced visibility, it can be difficult to judge distance and the traveling speeds of other vehicles when driving at night. Drivers can see only as far as their headlights allow.
22. This road sign means:
Explanation
This sign indicates a merge ahead. It warns that two lanes of traffic moving in the same direction are about to become one.
23. The posted speed limit shows:
Explanation
A speed limit sign shows the maximum legal driving speed for the stretch of highway where it is posted. Driving safely may require you to travel more slowly than the posted limit. When conditions are less than ideal, drivers should slow down.
24. When approaching a flashing yellow light, drivers should:
Explanation