Which two code fragments, when inserted at // insert code here, enable the code to compile and print 12?
A. Calc c = new Calc();
int n3 = c.findMid(n1,n2);
B. int n3 = super.findMid(n1,n3);
C. Calc c...
Which statement is true?
A. This method is invalid.
B. This method can be used only in an interface.
C. This method can return anything.
D. This method can be used only in an interface or an abstract...
Which three are valid?
A. Pet a = new Dog();
B. Pet b = new Pet();
C. Dog f = new Pet();
D. Dog d = new Beagle();
E. Pet e = new Beagle();
F. Beagle c = new Dog();