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Subjective Questions:

1. What are the situations when anonymous object and named objects can be used? Give example with code.   05 Marks

2. Discuss any four methods of DataBaseMetaData.  05 Marks

3. Is there any way through which applets can communicate with each other?   03 Marks

4. What do you know about Java Database Conectivity having Driver interface?  03 Marks

5. What is difference between default ResultSet and updateable/Scrollable ResultSet? Give examples. 02 Marks

6. Why is direct call of paint() method is not recommended?  02 Marks

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CS506 MID PAPER 14th MAY 2012 by



20 MCQs

6 Questions of Theory


  1. For a company named ABC what are the basic steps to communicate their database  with JDBC through Java languages.(5 marks)
  2. Write the names of steps to make a simple client in Java client Server application. (5 marks)
  3. Write down the code for a method of ResultMetaData object (rs) to return the database type name of second column. (3 marks)
  4. Describe types of statements used in JDBC. (3 marks) 
  5. You need to state the names of any four applet life cycle methods. (2 marks)
    1. Suppose we created a button in a program which can generate events and then we built an object that can handle these events. You need to state that are we completed all the necessary steps in our program for handling the events of that button. (2 marks)



How can we prevent serialization? 5 marks
Why do we use prepared Statement object? 5 marks
How can a GUI component handle its own events? 3 marks
What Difference between serialization and de-serialization? 3 marks
Write Different between abstract class and copied from vu solutions dot com interface class? 2 marks
Write 4 types of JDBC Driver. 2 marks
If a method is declared as protected where can be the method accessed? 2 marks


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