Iowa driver's examination

(From the 2018 Iowa driver handbook)
Number of tests: 16
Number of questions: 35
Passing score: 28
Directions: To get an Iowa’s license, you will have to take the vision screening and a knowledge test if you have an invalid or expired (over one year) out-of-state license, or if you have not had a driver’s license before. If you have a valid out-of-state license that allows you to drive by yourself, the driving test may be waived.

The Iowa knowledge test shows how well you understand road signs, traffic laws, and safe-driving practices. Everything you must know to pass the knowledge test is in Iowa Driver’s Manual guide. The Knowledge tests include 35 multiple choice questions

If you answer at least 28 questions correctly. you will be well prepared to take the knowledge test for your learner's permit.
You have made error so far
Passing grade —
7 or fewer errors
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1.
If you are being followed too closely on a two-lane road:
Reduce your speed slowly to encourage the tailgater to drive around you.
Speed up to increase the distance between you and the other car.
Apply your brakes to slow down, then resume your original speed.
2.
Which of the following are factors commonly contributing to traffic crashes?
Exceeding the posted speed limit and driving too fast for conditions or circumstances.
Getting adequate rest and staying alert.
Scanning the environment and staying focused on the driving task.
3.
A flashing red traffic light at an intersection means:
Stop and wait for the green light.
Slow down and proceed with caution.
Stop and yield the right-of-way.
4.
Which of the following statements are true?
A two-second following distance may be sufficient under normal conditions for an experienced driver.
An inexperienced driver should maintain at least a three-second following distance under normal driving conditions.
At speeds of 40 mph or faster, a four- to five-second following distance is recommended.
All of the above.
5.
If it feels like your tires have lost contact with the surface of the road, you should:
Slow down by shifting into a lower gear.
Ease your foot off the gas pedal.
Slow down by pumping the brakes quickly and firmly.
6.
What does this road sign mean?
You must turn right.
No right turns permitted.
Right turns permitted on a red light.
7.
Passing is prohibited:
Within 100 feet of an intersection or railroad crossing.
If the vehicle you are following has a slow-moving vehicle symbol.
When using the right lane to pass a left-turning vehicle.
8.
What is a crosswalk?
Another name for a four-way intersection.
An area designated for road construction workers.
The area where pedestrians may cross the roadway.
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