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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 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. This road sign means:
two way traffic ahead sign
Lane shifting
Added lane
Two-way Traffic
Low clearance
2. This sign means:
270 degree turn
Wrong way; Turn around immediately.
360 degree turn ahead.
270 degree turn ahead.
Roundabout ahead.
3. To avoid a collision, drivers should:
stay in their lane and brace for the accident.
move into the other vehicle’s lane.
drive across the left lane to the left shoulder of the road.
stop, turn, or speed up, depending on the situation.
4. You are driving on a roadway with a single broken white line. Which of the following is true?
You may cross the broken white line to change lanes.
You may change lanes only if you are in the right lane.
You must stay within your lane.
5. The driver of an emergency vehicle that uses lights and a siren can legally:
go the wrong way.
exceed the speed limit
pass red lights.
All of the above.
6. If the entrance lane is too short to allow acceleration to highway speed, you should:
go to the next entrance ramp.
stop and wait for a large gap in traffic, then enter the highway and accelerate quickly.
merge into highway traffic as soon as possible.
None of the above.
7. When you see this sign you should:
double curve sign
increase your speed and try to pass other vehicles.
slow your speed and do not pass other vehicles.
prepare to slow down and possibly yield to oncoming traffic.
slow your speed and be prepared to stop.
8. When you drive through an area where children are playing, you should expect them:
not to cross unless they are with an adult.
to stop at the curb before crossing the street.
to know when it is safe to cross.
to run out in front of you without looking.
9. Two motorcyclists are allowed to:
race on empty roads.
ride side-by-side in a single lane.
exceed the posted speed limit when driving on expressways.
share the lane with another vehicle.
10. A solid yellow line next to a broken yellow line means that vehicles:
next to the broken line may pass.
in both directions may pass.
next to the solid line may pass.
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IA DMV Written Test Facts

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