//ArrayIndexOutOfBoundsException
class ExceptionExample 
{
    public static void main(String[] args) 
    {
        try{
    int a[] =new int[6];

        for(int i = 0; i<7; i++){


         a[i]=i;
        }   
    }catch(Exception e){
        System.out.println("Exception:"+e);
        }

    }
}

//NumberFormatException
public class ExceptionExample {
        public static void main(String args[]) {
        try {
          String st="rose";
          int num=Integer.parseInt(st);
          System.out.println(num);
        } catch(Exception ex) {

            System.out.println(ex);

        }

    }
}

For AssertionError, visit here