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Theory test practice
Hazard perception test
Driving theory test
DSA Driving Theory
Multiple choice tests
LGV theory test
Motorcycle theory test
Theory test 2
When is it necessary to use hazard warning lights?
To say ''thank you'' to the driver who let you change the lane in front of him/her.
At all times while driving or being towed.
To warn that your vehicle is temporarily obstructing traffic while stationary.
To warn others that your vehicle is temporary parked in a dangerous or illegal place.