Operators

Question : 17 of 23

Marks: +1, -0

Given:

1. class Dims {
2.   public static void main(String[] args) {
3.    int[][] a = {{1,2,}, {3,4}};
4.    int[] b = (int[]) a[1];
5.    Object o1 = a;
6.    int[][] a2 = (int[][]) o1;
7.    int[] b2 = (int[]) o1;
8.    System.out.println(b[1]);
9. } }

What is the result?

2
4
An exception is thrown at runtime
Compilation fails due to an error on line 4.
Compilation fails due to an error on line 5.
Compilation fails due to an error on line 6.
Compilation fails due to an error on line 7.

Validate

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