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Question

What is the output of this program? 
    class Output 
    {
        public static void main(String args[]) 
        {
            ArrayList obj = new ArrayList();
            obj.add("A");
            obj.add("D");
            obj.ensureCapacity(3);
            obj.trimToSize();
            System.out.println(obj.size());
         }      
    }

a.

1

b.

2

c.

3

d.

4

Posted under Java Programming

Answer: (b).2

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Q. What is the output of this program?
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