36. Which of these method of MimeHeader is used to return the string equivalent of the values stores on MimeHeader?

1. 1. getString()

   
   
   

   2. convertString()

   
   
   

   3. string()

   
   
   

   4. toString()

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   toString() does the reverse of parse() method, it is used to return the string equivalent of the values stores on MimeHeader.

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37. Which of these is an instance variable of class httpd?

1. 1. cache

   
   
   

   2. log

   
   
   

   3. port

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   There are 5 instance variables: port, docRoot, log, cache and stopFlag. All of them are private.

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38. What is the output of this program?
    

    import java.net.*;
       public class networking_
        {
            public static void main(String[] args) throws MalformedURLException 
            {
                URL object = new URL("https://www.interviewmania.com/java/programming");
                System.out.print(object.toExternalForm());
            }
        }
    

1. 1. https://www.interviewmania.com/java/programming

   
   
   

   2. www.interviewmania.com

   
   
   

   3. interviewmania.com/java/programming

   
   
   

   4. https://www.interviewmania.com

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   toExternalForm() is used to know the full URL of an URL object.

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39. What is the java method for ping?

1. 1. ping()

   
   
   

   2. isReachable()

   
   
   

   3. portBusy()

   
   
   

   4. hostReachable()

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   inet.isReachable(5000) is a way to ping a server in java.

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40. How does applet and servlet communicate?

1. 1. HTTP Tunneling

   
   
   

   2. FTP

   
   
   

   3. HTTPS

   
   
   

   4. HTTP

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Applet and Servlet communicate through HTTP Tunneling.

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