You should use your horn when:
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A vehicle is approaching in your lane in the opposite direction.
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You get frustrated.
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Pedestrians cross without looking.
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The traffic signal turns green but the vehicle in front doesn't move.
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Explanation
Avoid using your horn unless it’s absolutely necessary to prevent a collision. For instance, use your horn-and flash your headlights-if a vehicle is drifting into your lane and heading toward you. This alerts the other driver and may help prevent a crash.
Answer Statistics
🟡 This question is moderately difficult — 23.4% of our users answer it incorrectly.
Other questions in the same category: Handling Driving Emergencies
If you have a tire blowout while driving, you should:To make an emergency stop while driving on an interstate, you should:To warn other drivers of a collision ahead, you should:If your wheels run off the pavement, you should:What should you do in case of a steering failure?During an emergency stop, always park on the left side of roadway, unless it is a one-way street.In a situation with a flat tire or blowout, the driver should apply the brakes quickly and pull off the road immediately to check the tire.When you are driving on a paved highway that does not have a paved shoulder, if your vehicle breaks down you should:If your car goes into water, you should:You should use your horn when:
This question appears in the following DMV practice tests: