Iterate list using iterator - Java Quiz Question

Identify if a passenger can get on train

What will be the output of the following program?

import java.util.*;

public class ListIterator
{
    public static void main(String args[])
    {
        List<Integer> list = new ArrayList<Integer>();
        java.util.ListIterator<Integer> listIterator = null;
        list.add(23);
        list.add(98);
        list.add(29);
        list.add(71);
        list.add(5);
        listIterator = list.listIterator();
        System.out.println("Elements in backward direction:");
        while(listIterator.hasPrevious())
        {
            System.out.println(listIterator.previous());
        }
    }
}

	Elements in backward direction: 5 71 29 98 23
	Elements in backward direction: 23 98 29 71 5
	Elements in backward direction: 5 23 29 71 98
	Elements in backward direction:
	Compilation Error or Runtime Error

Topic: List Iterator In Java

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