Question Parking lights may only be used: Answers When a vehicle is parked. When visibility is poor. Within one hour of sunset or sunrise. When a vehicle is being driven under the speed limit. Explanation You must use parking lights when parking your vehicle. Only use parking lights when your vehicle is not in motion. Pass your DMV Written Test with flying colors Take me to the cheat sheet Alaska This questions appears in the following tests: Alaska Practice Test 16 Alaska Practice Test 1