urgent please.java

a Fill in the blanks in the code below so that, when the code runs, its output is: 1) got null pointer 2) got illegal array store 3) got illegal class cast public class TestExceptions { public static void main(String[] args) { try } catch (NullPointerException e) { System.out.println("got null pointer"); } try { } catch (ArrayStoreException e) { System.out.println("got illegal array store"); } b. What will be the output of the program? class si extends Thread { public void run() { for(int i = 0; i