public class Foo { public int a; public Foo() { a = 3; } public void addFive() { a += 5; } } and: public class Bar extends Foo { public int a; public Bar() { a = 8; } public void addFive() { this.a +=5; } } invoked with: Foo foo = new Bar(); foo.addFive(); System.out.println(”Value: “+ foo.a); What is the result?()
- A、 Value: 3
- B、 Value: 8
- C、 Value: 13
- D、 Compilation fails.
- E、 The code runs with no output.
- F、 An exception is thrown at runtime.
正确答案:A
答案解析:有
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