SCJP Questions And Answers

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- 72 - Exhibit:
1. class A {
2. public String toString () {
3. return "4"; 4. }
5. }
6. class B extends A {
7. 8. public String toString () {
8. return super.toString() + "3";
9. }
10. }
11. public class Test {
12. public static void main(String[]args) {
13. System.out.printIn(new B());
14. } 15. }
What is the result?
A. Compilation succeeds and 4 is printed. B. Compilation succeeds and 43 is printed. C. An error on line 9 causes compilation to fail. D. An error on line 14 causes compilation to fail. E. Compilation succeeds but an exception is thrown at line 9.

Answer: B

QUESTION NO 142
Which two statements are true? (Choose Two)
A. An anonymous inner class can be declared inside of a method B. An anonymous inner class constructor can take arguments in some situation. C. An anonymous inner class that is a direct subclass that is a direct subclass of Object can implement
multiple interfaces. D. Even if a class Super does not implement any interfaces, it is still possible to define an anonymous
inner class that is an immediate subclass of Super that implements a single interface. E. Event if a class Super does not implement any interfaces, it is still possible to define an anonymous
inner class that is an immediate subclass of Super that implements multiple interfaces.

Answer: A, B