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Anyone who operates a motor vehicle on public streets and roads in Iowa is required to have a driver’s license or learner’s permit. Iowa requires that you pass a vision screening before you get a driver’s license or learner’s permit. The IA DMV written test covers the contents of the Iowa Driver's Manual including highway signs, road rules, and safe driving techniques. The Iowa DMV knowledge test consists of 35 questions, and you'll need at least 28 correct answers to pass (80%). Practice with this sample test to get ready for the official IA driver's license test.
1. Examples of proper glass maintenance include:
Keeping your windows clean and clear.
Replacing worn wiper blades.
Making sure there is enough windshield fluid in the reservoir.
All of the above.
2. An octagonal sign means that drivers must:
respect the posted speed limit.
come to a complete stop at the marked stop line.
be aware possible hazards ahead.
slow down.
3. What should you do if you see smoke come from under the hood?
Pull off the road and park your vehicle. Turn off the ignition, get away from the car and call the fire department.
Try to fight the fire yourself.
Jump off your car immediately, if it is safe to do so.
Call the fire department and then pull off the road and park your vehicle.
4. Where must you position your vehicle when you prepare to make a left turn from a two-way roadway into a one-way roadway?
As close as possible to the center line.
As far to the right as possible.
On the right curb.
None of the above.
5. When following a driver who has signaled an intention to make a turn, you should:
increase your speed and try to pass the other driver before they make the turn.
slow down and be prepared to stop.
maintain your speed and be ready to yield the right-of-way.
double your speed.
6. If your gas pedal is stuck, you should:
turn off the ignition if your vehicle has power steering.
ease your foot off the gas pedal and brake gently.
hook your shoe under the pedal and see if you can free it. If not, shift into neutral and use the brake to slow your vehicle and get off the road.
try pumping it to increase pressure.
7. A red octagon shaped sign is a ______ sign.
stop 2
One way
Do not enter
8. You may drive faster than the posted speed limit:
when your lane is empty.
Under no circumstances.
when passing another vehicle, as long as it is safe to do so.
9. This road sign means:
slippery road sign
Side road ahead
Winding road
Dangerous curve
Slippery when wet
10. To drive defensively, you must:
keep your eyes moving.
avoid scanning the road ahead.
keep one hand on the steering wheel.
use the vehicle ahead as your only points of focus.
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IA DMV Permit Test Facts

Number of questions: 35
Correct answers to pass:28
Passing score:80%
Minimum age to apply: 14
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