IA DMV Practice Test

22. Which of the following is true about railroad crossings:

Wait until you can completely cross the tracks before proceeding.
Watch for vehicles that must stop before they cross train tracks.
All of the above.

23. If traffic signals are out of order, drivers must:

Treat the light as a four-way stop sign.
Treat the light as a green light.
Treat the light as a yellow light.

24. What should you do if your headlights suddenly go out?

Brake immediately and activate your emergency lights.
Try using your vehicle’s emergency flashers and/or turn signals.
Ease your foot off the gas pedal and brake gently.

25. The difference between traffic lights with red arrows and those with solid red lights is:

Red arrows are only used for limited-access lanes.
Red arrows are only used to stop vehicles turning left.
Drivers cannot turn on a red arrow, even if they stop first.

26. Yellow lines separate:

All carpool lanes from regular traffic lanes.
Traffic moving in opposite directions on a two-way road.
Traffic lanes on one-way streets.

27. When driving on slippery roads, you should:

Increase your following distance.
Move to the far-right side of the road.
Drive with your flashing hazard lights on.

28. Pedestrians crossing at corners have the right-of-way:

Only when a crosswalk is painted on the street.
Whether or not a crosswalk is marked.
Only at controlled intersections.

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