多项选择题
Given. Which two statements are true?()
A.Foo.beta() is a valid invocation of beta(). B.Foo.alpha() is a valid invocation of alpha(). C.Method beta() can directly call method alpha(). D.Method alpha() can directly call method beta().
单项选择题 Given: What is the result when the programmer attempts to compile the code and run it with the command java Converter 12?()
单项选择题 Given: What is the result?()
单项选择题 Given: What creates the appropriate DateFormat object and adds a day to the Date object?()