Test 10 Questions PPL(H) - Private Pilot License - Air Law, no time limit

1 - What is the purpose of the signal square at an aerodrome?
2 - Which transponder code should be set during a radio failure without any request?
3 - What is a "PAPI" (Precision Approach Path Indicator)?
4 - Which air traffic service is responsible for the safe conduct of flights?
5 - What has to be done before entering a TMZ?
6 - What condition has to be met during a Special VFR flight?
7 - How are two parallel runways designated?
8 - What is the status of the rules and procedures created by the EASA? (e.g. Part-SFCL, Part-MED)
9 - What is the meaning of a flashing green light signal at a controlled aerodrome directed to an aircraft in flight?
10 - What is indicated by a pattern of longitudinal stripes of uniform dimensions disposed symmetrically about the centerline of a runway?