66. Which exception is thrown by read() method?

1. 1. InterruptedException

   
   
   

   2. SystemException

   
   
   

   3. IOException

   
   
   

   4. SystemInputException

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   read method throws IOException.

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67. What is the output of this program?
    

    public class output
        {
            public static void main(String args[])
            { 
                 StringBuffer c = new StringBuffer("InterviewMania");
                 System.out.println(c.length());
            }
        }
    

1. 1. 11

   
   
   

   2. 12

   
   
   

   3. 13

   
   
   

   4. 14

   
   
   

   5. 15

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   length() method is used to obtain length of StringBuffer object, length of “InterviewMania” is 14.

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