Home Tutorial Java Scjp Part7 SCJP Module-7 Question-9

 
 

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SCJP Module-7 Question-9
Posted on: July 14, 2010 at 12:00 AM
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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.

Answer:

(A)

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Posted on: July 14, 2010

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