Check out example codes for "how to select a random element from an array in java". It will help you in understanding the concepts better.

Code Example 1

import java.util.Random;

public class RandomStringFromArray
  	public static void main(String[] args)    
      	String[] arr={"1", "2", "3", "4", "5"};
      	Random r=new Random();        
      	int randomNumber=r.nextInt(arr.length);

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