ATPL - A pressurized aeroplane is operated at FL 300. It undergoes a rapid decompression so that the pressure in the cabin goes quickly down to the outside pressure value. What happens concerning the oxygen system ?

Question id 609 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

The Oxygen Masks Are Automatically Presented To Flight Crew Members

The oxygen masks are automatically presented to cabin crew members and passengers

Manual override of the automatic presentation of passenger oxygen masks is, generally speaking, not possible

If The Automatic Mask Presentation Has Been Activated, The Oxygen Will Flow Within The First 3 Minutes