益模软件Java笔试题

java笔试题目
QUESTION NO: 1
1. public class Test {
2. public static void main(String args[]) {
3. class Foo {
4. public int i = 3;
5. }
6. Object o = (Object)new Foo();
7. Foo foo = (Foo)o;
8. System.out.println(“i = “ + foo.i);
9. }
10. }
What is the result?
A. i = 3
B. Compilation fails.
C. A ClassCastException is thrown at line 6.
D. A ClassCastException is thrown at line 7.

QUESTION NO: 2

11. int i =1,j =10;
12. do {
13. if(i++> –j) {
14. continue;
15. }
16. } while (i j) {
14. break;
15. }
16. j–;
17. } while (++i