2025 District Of Columbia Permit Test 16
The following questions are from real DMV written tests. These are some of the actual permit questions you will face in District Of Columbia. Each permit practice test question has three answer choices. Select one answer for each question and select "grade this section." You can find this button at the bottom of the drivers license quiz. For a complete list of questions and answers for District Of Columbia please visit https://cheat-sheets.dmv-written-test.com/en/district-of-columbia/car.
Number of Tests
Number of Question
Passing Score
17. This sign is used to warn drivers about:

Explanation
This sign indicates that the road ahead curves to the right.
18. Water on the road can cause a vehicle to hydroplane. Your car may hydroplane at speeds as low as:
Explanation
Hydroplaning occurs when there is standing water on a roadway. At speeds up to 35 mph, most tires will channel water away from the tire. As your speed increases past 35 mph, tires cannot channel the water as well and your tires may start to lose contact with the road and ride over the water like a set of water skis.
19. Never drive a vehicle through, around, or under any railroad gate or barrier.
Explanation
Never drive through, around, or under gates or barriers at a railroad crossing. It is illegal and very dangerous.
20. When driving in a construction zone:
Explanation
You may encounter unexpected conditions in a construction zone. For the safety of yourself, other drivers, and construction workers, drive with extraordinary caution.
21. If you are being passed in a no passing zone, you should:
Explanation
Passing areas are based on how far ahead drivers can see. Allow the passing vehicle to re-enter the drive lane as easily as possible to help everyone avoid potential upcoming hazards.
22. You notice a vehicle defect which may affect the safe operation of your vehicle. You should:
Explanation
Any defect that may affect the safe operation of a vehicle should be corrected as soon as possible. Defects should be corrected before the vehicle is driven.
23. You are waiting to turn left at a multilane intersection and opposing traffic is blocking your view. You should:
Explanation
You should never start a left turn until you can see that all the lanes you need to cross are clear and that you can safely make the turn.
24. An arrow painted on the pavement means:
Explanation
An arrow painted on the pavement within a traffic lane indicates that drivers in the lane must make the movement indicated by the arrow. Drivers should follow directions given by any traffic signs or signals before proceeding in the direction indicated by the arrow.
25. Always stop before crossing railroad tracks when:
Explanation