Iowa DOT Permit Practice Test 2026: Test de práctica 6

Test de práctica 6 de 8 de Iowa DOT Permit Practice Test: 25 preguntas más con respuestas y explicaciones.

Conducir
Iowa
205 preguntas
Revisado el 10 de octubre de 2026

Pregunta 1 de 25
You come to a traffic light that is completely dark because of a power outage. What should you do?
- Honk and keep going
- Treat the intersection like an all-way stop
- Yield only to cars on your left
- Drive through if no cars are close
Ver respuesta
Respuesta: B. Treat the intersection like an all-way stop
When a signal is not working, stop as you would at a stop sign, then follow the right-of-way rules.
Pregunta 2 de 25
What does this sign mean?
- Trucks must use this route
- One-way street to the right
- The road ahead turns right
- Follow this route because the usual road is closed
Ver respuesta
Respuesta: D. Follow this route because the usual road is closed
A detour takes you around a closed road. Follow the detour signs until you are back on your route.
Pregunta 3 de 25
What does this sign mean?
- A bike repair shop is ahead
- Bicycles may cross or enter the road ahead
- The bike lane ends and bicycles must leave the road
- Bicycles are not allowed
Ver respuesta
Respuesta: B. Bicycles may cross or enter the road ahead
Watch for people on bicycles crossing or riding on the road. Slow down and give them plenty of room.
Pregunta 4 de 25
What does this sign mean?
- The left lane is closed ahead
- If you are in the left lane, you must turn left
- Left turns are not allowed
- You may turn left from any lane
Ver respuesta
Respuesta: B. If you are in the left lane, you must turn left
Get into the correct lane early. If you are in the left lane, you have to turn left at the intersection.
Pregunta 5 de 25
What does this sign mean?
- You may not turn while the light is red; wait for green
- No turns are allowed at any time
- There is a red-light camera ahead
- You may turn right on red after stopping
Ver respuesta
Respuesta: A. You may not turn while the light is red; wait for green
In most places you may turn right on red after a full stop. This sign takes that choice away, so wait for a green light.
Pregunta 6 de 25
What does this sign mean?
- Keep left
- Left turns only
- Sharp curve to the left
- You may not turn left here
Ver respuesta
Respuesta: D. You may not turn left here
The arrow shows a left turn and the red circle and slash ban it. Go straight or turn right if allowed.
Pregunta 7 de 25
When is it right to use your high-beam headlights?
- On dark, open roads when no vehicles are close ahead or coming toward you
- In fog
- In busy city traffic
- When following another car closely
Ver respuesta
Respuesta: A. On dark, open roads when no vehicles are close ahead or coming toward you
High beams help you see farther on dark roads, but dim them for oncoming traffic and when following another vehicle.
Pregunta 8 de 25
What does this sign mean?
- You may pass if you are careful
- You must not pass other vehicles on this part of the road
- Slower traffic must keep right
- Pass only on the right
Ver respuesta
Respuesta: B. You must not pass other vehicles on this part of the road
Do not pass until a sign or the road markings show that the no-passing area has ended.
Pregunta 9 de 25
Which of these is a warning sign that you are too sleepy to drive?
- Checking your mirrors often
- Wanting to change the radio station
- Feeling hungry
- Drifting over lane lines or hitting rumble strips
Ver respuesta
Respuesta: D. Drifting over lane lines or hitting rumble strips
Drifting from your lane or hitting rumble strips means you are drowsy. Stop in a safe place and rest.
Pregunta 10 de 25
What does this sign mean?
- U-turns are allowed ahead
- Turn around ahead
- A roundabout is ahead; slow down and drive counterclockwise
- Do not enter
Ver respuesta
Respuesta: C. A roundabout is ahead; slow down and drive counterclockwise
At a roundabout, yield to traffic already in the circle and travel counterclockwise, to the right of the center island.
Pregunta 11 de 25
Car A is waiting to enter this roundabout. Car B is already in the roundabout. Which car has the right-of-way?
- Whichever car is larger
- Whichever car honks first
- Car B
- Car A
Ver respuesta
Respuesta: C. Car B
Yield to all traffic already in the roundabout, then enter when there is a safe gap.
Pregunta 12 de 25
Which signs use this round shape?
- Hospital signs
- Railroad crossing advance warning signs
- Speed limit signs
- School zone signs
Ver respuesta
Respuesta: B. Railroad crossing advance warning signs
In the United States the circle shape is used for the railroad advance warning sign.
Pregunta 13 de 25
What does this sign mean?
- Stop here
- The road ends ahead
- A traffic signal is ahead
- A STOP sign is ahead; be ready to stop
Ver respuesta
Respuesta: D. A STOP sign is ahead; be ready to stop
This sign warns of a STOP sign that may be hard to see. Slow down and get ready to stop.
Pregunta 14 de 25
This yellow plate is posted under a curve sign. What does it tell you?
- The legal speed limit for the whole road is 35 mph
- Only trucks must slow to 35 mph
- The minimum speed is 35 mph
- The recommended speed for the curve is 35 mph
Ver respuesta
Respuesta: D. The recommended speed for the curve is 35 mph
Yellow speed plates give an advisory speed for a curve or hazard in good conditions. Drive slower if the road is wet or icy.
Pregunta 15 de 25
What does the yellow diamond shape of this sign tell you?
- It marks a work zone
- It shows directions to a city
- It warns of a hazard or change in the road ahead
- It gives a rule you must obey
Ver respuesta
Respuesta: C. It warns of a hazard or change in the road ahead
Diamond-shaped signs are warning signs. Slow down and get ready for what the symbol shows.
Pregunta 16 de 25
Which numbered marking separates traffic going in opposite directions and allows drivers on both sides to pass when it is safe?
- Marking 6
- Marking 3
- Marking 5
- Marking 2
Ver respuesta
Respuesta: D. Marking 2
A broken yellow center line (marking 2) separates opposite directions and allows passing from either side when the way is clear.
Pregunta 17 de 25
What does this sign mean?
- A toll road
- A US highway route
- A route on the Interstate highway system
- A state park road
Ver respuesta
Respuesta: C. A route on the Interstate highway system
The red, white and blue shield marks an Interstate highway route.
Pregunta 18 de 25
What does this sign mean?
- You must not drive into this road from where you are
- The road is closed to trucks only
- Stop, then enter when the way is clear
- One-way street; turn here
Ver respuesta
Respuesta: A. You must not drive into this road from where you are
This sign is posted where you would be going the wrong way, such as a freeway exit ramp or the end of a one-way street. Do not enter.
Pregunta 19 de 25
An ambulance (1) with flashing lights and a siren is coming. What should drivers like Car 2 and Car 3 do?
- Pull over to the right edge of the road and stop until it passes
- Stop right where they are in their lanes
- Speed up to stay ahead of it
- Move toward the center line
Ver respuesta
Respuesta: A. Pull over to the right edge of the road and stop until it passes
Drivers going either way on a two-way road must pull to the right edge and stop for an emergency vehicle using lights and a siren.
Pregunta 20 de 25
A police officer directing traffic waves you through a red light. What should you do?
- Follow the officer's directions
- Turn right instead
- Honk to check that the officer means you
- Stay stopped until the light turns green
Ver respuesta
Respuesta: A. Follow the officer's directions
Directions from a police officer directing traffic override traffic lights, signs and pavement markings.
Pregunta 21 de 25
A train has just passed a crossing with more than one track. What should you do before you go?
- Drive around the gates as they start to rise
- Go as soon as the last train car passes
- Make sure no other train is coming on another track
- Follow the car ahead closely across the tracks
Ver respuesta
Respuesta: C. Make sure no other train is coming on another track
A second train can be hidden by the first one. Wait until the lights stop and you can see that all tracks are clear.
Pregunta 22 de 25
What do green signs like this one show?
- Rules you must obey
- Places to get gas and food
- Directions and distances to places
- Road work ahead
Ver respuesta
Respuesta: C. Directions and distances to places
Green guide signs show routes, directions and distances in miles.
Pregunta 23 de 25
A flagger in a work zone holds up a STOP paddle. What must you do?
- Stop and wait until the flagger signals you to go
- Stop only if workers are in your lane
- Honk and keep going
- Slow down and drive around the flagger
Ver respuesta
Respuesta: A. Stop and wait until the flagger signals you to go
Work zone flaggers are allowed to direct traffic. Their signals must be obeyed like a traffic officer's.
Pregunta 24 de 25
How should you pass a bicyclist riding in the same direction?
- Follow closely until the rider moves aside
- Honk and pass close by
- Pass on the right
- Slow down and pass on the left with plenty of space
Ver respuesta
Respuesta: D. Slow down and pass on the left with plenty of space
Pass a bicyclist on the left at a safe distance and reduce your speed as you pass.
Pregunta 25 de 25
You park on a hill where there is no curb. Which way should you turn your front wheels?
- Straight ahead
- Toward the center of the road
- Left if uphill, straight if downhill
- Toward the side of the road (to the right)
Ver respuesta
Respuesta: D. Toward the side of the road (to the right)
With no curb, uphill or downhill, turn your wheels to the right so the car will roll away from traffic if the brakes fail.

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