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SCJP Module-7 Question-10

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The example given below will test your understanding about parsing integer object into primitive int, and will also test your logic about the program.

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    Integer k = new Integer(j);
6    Integer l = new Integer(k + i);
7    System.out.println(k + " " + l);
}}

What will be the result of above code ?

(A) 5 10
(B) Compilation fails because of an error on line 4.
(C) Compilation fails because of an error on line 5.
(D) Compilation fails because of an error on line 6.

Answer:

(A)

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