Java Exception Handling Test – 3

1. What will be the output of the following Java code?

 
    class exception_handling 
    {
        public static void main(String args[]) 
        {
            try 
            {
                System.out.print("A");
                throw new NullPointerException ("Hello");
            }
            catch(ArithmeticException e) 
            {
                System.out.print("B");        	
            }
        }
    }

2. Which of these keywords is used to by the calling function to guard against the exception that is thrown by called function?

3. Which of these operator is used to generate an instance of an exception than can be thrown by using throw?

4. Which of these keywords is used to generate an exception explicitly?

5. What will be the output of the following Java code?

 
    class exception_handling 
    {
        public static void main(String args[]) 
        {
            try 
            {
                int a = args.length;
                int b = 10 / a;
                System.out.print(a);
                try 
                {
                    if (a == 1)
                        a = a / a - a;
                    if (a == 2) 
                    {
                        int []c = {1};
                        c[8] = 9;
                    }
                }
                catch (ArrayIndexOutOfBoundException e) 
                {
                    System.out.println("TypeA");
                }
                catch (ArithmeticException e) 
                {
                    System.out.println("TypeB");
                }
            }
        }
    }

6. What will be the output of the following Java code?

 
public class San 
{
    public static void main(String args[])
    {
        try 
        {
            System.out.print("Hello world ");
        }
        finally 
        {
            System.out.println("Finally executing ");
        }
    }
}

7. Which of these class is related to all the exceptions that are explicitly thrown?

8. What will be the output of the following Java code?

 
public class San 
 {  
    public static void main(String[] args) 
    {
        try 
        { 
            return; 
        } 
        finally 
        {
            System.out.println( "Finally" ); 
        } 
    } 
}