I assume by your statement, a Vatican is a permanent resident of Vatican City. The duties could be anything from that as the head of state (pope), other Vatican officials who are in charge of or work in other ecclesiastical offices of the Vatican, members of the Swiss Guard or Vatican Police, maintenance workers, custodians, food workers, museum curators and workers, and any number of other positions. Each one has its prescribed duties and it is impossible to list all the job descriptions here.
The Swiss Guard defends the Vatican. They are not simply a bunch of guys dressed up in medieval costumes for the benefit of tourists---they are a highly trained security force. Among their duties are guarding Vatican personnel and guarding the treasures in the Vatican museums. The electronic security and the humidity control in the museums are their responsibility.
the Cardinals, bishops, priests and nuns all have certain duties to full fill in the Vatican where the Pope resides.
In the past the Vatican did have an army. In 1970 Pope Paul VI abolished all the military bodies at his service except the Swiss Guards, the Gendarmerie was transformed into a Central Security Office, with the duties of protecting the Pope, defending Vatican City, and providing police and security services within its territory. Its name was changed in 1991 to Security Corps of Vatican City State and in 2002 to Gendarmerie Corps of Vatican City State.
The Vatican City state is his current home and he was born in Germany and lived there for most of his life before taking on duties in the curia.
In 1970 Pope Paul VI abolished all the military bodies at his service except the Swiss Guards, the Gendarmerie was transformed into a Central Security Office, with the duties of protecting the Pope, defending Vatican City, and providing police and security services within its territory. Its name was changed in 1991 to Security Corps of Vatican City State and in 2002 to Gendarmerie Corps of Vatican City State. There are currently about 130 members of the Vatican Police.
There is no Vatican Island. However, the Vatican is an 'island' in the middle of the city of Rome.
Women cannot perform prieslty duties that are reserved only for priests or deacons. That would,include such activities as saying Mass, hearing confessions, etc.
Vatican Council I was the first Ecumenical Council to be held at the Vatican in Vatican City which is an independent country.
"Papal Swiss Guard are the personal protectors of the Pope. They are a military organization and not a police force although some members do serve as a sort of secret service during public events. Vatican City is patrolled by the Corpo della Gendarmeria of the Vatican City State which performs the regular police duties.
Vatican City is the capital of Vatican City the country.
There are no hotels for tourists in Vatican City. Visitors to the Vatican usually stay in hotels in Rome which surrounds the Vatican.
No, the Vatican is in Italy, Europe.