Neck supports & seat belts
Yes, there are also some exam questions. They are answered here.
Neck supports must be adjusted so that the top edge of the neck support is in a horizontal line with the top of your head. Only correctly adjusted neck supports can help minimize the consequences of accidents. The neck supports must not be removed.
Wearing seat belts is mandatory on all seats in Switzerland. However, they can only protect you from the consequences of an accident or minimize them if you wear the seat belt correctly. Therefore, make sure that it fits close to your body and does not extend over your neck. It must not be twisted when you wear it and it must be fully functional. Please make sure that it clicks into the lock correctly. As a driver, you are responsible for ensuring that all passengers wear their seat belts.