A better source would be the CIA Factbook, which says:
Languages: German (official nationwide) 88.6%, Turkish 2.3%, Serbian 2.2%, Croatian (official in Burgenland) 1.6%, other (includes Slovene, official in Carinthia, and Hungarian, official in Burgenland) 5.3% (2001 census)
As far as Obama's ignorance, he is appearing more like an incompetent communist. I can't say those behind the throne are but maybe, just maybe they are victims of their own role in destroying the educational system.