26. Which of the following operators is used to generate instance of an exception which can be thrown using throw?

1. 1. malloc

   
   
   

   2. thrown

   
   
   

   3. new

   
   
   

   4. alloc

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   new operator is used to create instance of an exception. Exceptions may have parameter as a String or have no parameter.

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27. Which of the following keyword is used by calling function to handle exception thrown by called function?

1. 1. catch

   
   
   

   2. try

   
   
   

   3. throw

   
   
   

   4. throws

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   A method specifies behaviour of being capable of causing exception. Throws clause in the method declaration guards caller of the method from exception.

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28. Which of the following handles the exception when a catch is not used?

1. 1. java run time system

   
   
   

   2. finally

   
   
   

   3. throw handler

   
   
   

   4. default handler

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Default handler is used to handle all the exceptions if catch is not used to handle exception. Finally is called in any case.

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29. Which part of code gets executed whether exception is caught or not?

1. 1. throw

   
   
   

   2. try

   
   
   

   3. finally

   
   
   

   4. catch

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   Finally block of the code gets executed regardless exception is caught or not. File close, database connection close, etc are usually done in finally.

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30. Which of the following should be true of the object thrown by a thrown statement?

1. 1. Should be assignable to Error type

   
   
   

   2. Should be assignable to Throwable type

   
   
   

   3. Should be assignable to Exception type

   
   
   

   4. Should be assignable to String type

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   The throw statement should be assignable to the throwable type. Throwable is the super class of all exceptions.

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