多项选择题
A.AnAdapter1 aa=new AnAdapter1(){}
B.AnAdapter0 aa=new AnAdapter0(){}
C.AnAdapter0 aa=new AnAdapter0(5){}
D.AnAdapter1 aa=new AnAdapter1(5){}
E.AnInterface a1=new AnInterface(5){}
单项选择题 1. class A { 2. public byte getNumber () { 3. return 1; 4. } 5. } 6. 7. class B extends A { 8. public short getNumber() { 9. return 2; 10. } 11. 12. public static void main (String args[]) { 13. B b = new B (); 14. System.out.printIn(b.getNumber()) 15. } 16. } What is the result?()
单项选择题 Whichstatementaboutstaticinnerclassesistrue?()
多项选择题 class BaseClass{ private float x= 1.0f; protected void setVar (float f) {x = f;} } class SubClass extends BaseClass { private float x = 2.0f; //insert code here 16. } Which two are valid examples of method overriding?()