Share on Google+Share on Google+

SCJP Module-7 Question-9

This example will check your understanding about the wrapper class Integer and it is also very helpful for successful completion of SCJP exam.

Given a sample code:

1    public class Test {
2    public static void main(String[] args) {
3    Integer i = 5;
4    int j = i.intValue();
5    System.out.println(j);

What will be the result of above code ?

(A) 5
(B) An exception is thrown at runtime.
(C) Compilation fails because of an error on line 3.
(D) Compilation fails because of an error on line 4.




Posted on: July 14, 2010 If you enjoyed this post then why not add us on Google+? Add us to your Circles

Share this Tutorial Follow us on Twitter, or add us on Facebook or Google Plus to keep you updated with the recent trends of Java and other open source platforms.