Java | Exception Handling | Question 1

Predict the output of following Java program

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class Main {
   public static void main(String args[]) {
      try {
         throw 10;
      }
      catch(int e) {
         System.out.println("Got the  Exception " + e);
      }
  }
}

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(A) Got the  Exception 10

(B) Got the  Exception 0

(C) Compiler Error



 Answer: (C) 

Explanation: In Java only throwable objects (Throwable objects are instances of any subclass of the Throwable class) can be thrown as exception. So basic data type can no be thrown at all.


Following are errors in the above program


        
          
          
          
        

            

Main.java:4: error: incompatible types
         throw 10;
               ^
  required: Throwable
  found:    int
Main.java:6: error: unexpected type
      catch(int e) {
            ^
  required: class
  found:    int
2 errors



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