Two, in 2006 & 2007.
Ohio State
Florida
I don't know the complete list, but I do know that Michigan State was the first D-1 university to win two championships in both basketball and football. Florida is another one.
Three in football. 1996 2006 2008 Two in basketball. 2005 2006
3 football
12
Florida has won 7 SEC championships and 3 national championships the last being in 2008.
For the University of Central Florida the answer would be zero.
Florida has not won a college World Series but has made it to 9.
football(1996,2006,2008) and basketball(2006,2007
University of Florida Gators. A little fun fact: Florida won both the Football national championship and the basketball national championship in the same year