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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. If there is no crosswalk and you see a pedestrian crossing your lane, you should:
stop and let the pedestrian finish crossing.
honk your horn and proceed with caution.
make sure the pedestrian can see you before proceeding.
2. This road sign means:
cross road sign
Turn right or go through
Crossroad ahead
Flagger ahead
Side Road
3. A 4-way stop sign means:
4 way stop sign
The first vehicle to reach the intersection should move forward first.
Traffic from all four directions must stop.
There are four stop signs at the intersection.
All of the above.
4. You should increase your following distance:
when the road is slippery.
at night or if it is raining.
All of the above.
5. A broken yellow line alongside a solid yellow line means:
Passing on the right is permitted in either direction
Passing is permitted on the side of the broken yellow line
Passing is not permitted in either direction
Passing is permitted on the side of the solid yellow line
6. A flashing red light means:
The same as a STOP sign.
The traffic signal is broken.
The light will soon change to steady red.
Slow down before entering.
7. Before you change lanes, you should:
check behind you by looking quickly over your left shoulder.
check your left mirror.
keep other vehicles out of your blind spots.
8. If the rear of your car is skidding to the left:
do not turn your steering wheel until you are through skidding.
steer to the left to correct the skid.
steer to the right to correct the skid.
9. This sign means:
low clearance sign
Do not enter if your vehicle is taller than the height listed on the sign.
No passing zone ahead.
Narrow bridge ahead. Slow down and drive with caution.
None of the above.
10. The sign in the picture:
slow moving vehicle sign
is displayed on the rear of slow moving vehicles.
means that you need to stop.
is found at most intersections and indicates that drivers must yield to other vehicles.
is a Construction and Maintenance Traffic Control sign.
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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
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