2025 Iowa Permit Test 3
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. Just like alcohol and other drugs, drowsiness can:
Explanation
Not getting enough sleep is a cause of poor driving behavior. Just like drugs and alcohol, sleepiness slows reaction time, decreases awareness, and impairs judgment.
18. If you are involved in a serious motor vehicle crash:
Explanation
If you are involved in a crash, move your vehicle off of the road and stop, if possible. If anyone is injured, call 911 and provide appropriate help. You must report the crash to law enforcement if there is an injury, a death, and/or more than $1,000 in property damage (or more than $200 worth of damage made to non-vehicle government property, such as signs or guardrails).
19. This sign means:

Explanation
This sign indicates that hospital emergency services are located to the right.
20. Because there is often slow-moving traffic on county highways, you should:
Explanation
By looking well ahead of your vehicle, you will be able to spot slow-moving vehicles early and will have time to change lanes or slow down safely upon approaching them. Always be ready to adjust your speed to the speed of traffic, within the legal speed limit.
21. When passing another vehicle, a driver should wait until the entire car they've just passed is visible in the rearview mirror before changing back into the right-hand lane.
Explanation
When passing, you should not return to your original lane until the entire vehicle you've just passed is visible in your rearview mirror.
22. This sign means:
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Explanation
Warning signs prepare drivers for upcoming road conditions and hazards and are usually yellow with black markings. This sign tells drivers to be cautious when driving under conditions that may cause the roadway to become wet and slippery.
23. Adjust your rearview and side mirrors:
Explanation
Your safety and the safety of other drivers and pedestrians depends a lot on what you do before driving. Before moving your vehicle, you should adjust your seat, adjust your mirrors, fasten your safety belt, and secure items in and on your vehicle. Do not wait until your vehicle is moving to adjust your mirrors.
24. Anything that requires you to ____ could cause you to crash.
Explanation