单项选择题
What is the result?()
A.0, 0, 0 B.150, 60, 0 C.Compilation fails. D.150, 150, 150 E.An exception is thrown at runtime.
单项选择题 What can directly access and change the value of the variable name?()
单项选择题 Which statement is true about the classes and interfaces?()
多项选择题 Which two classes use the Shape class correctly?()