1) prepare down a java program to make thenterface Area and for implementing same in two different classes Rectangle and Circle. describe the same.

2)(a) What is meant by context switch? prepare down the rules to find out when the context switch takes place?

(b) Make a ‘try’ block which can create two kinds of exception and then incorporate necessary ‘catch’ blocks to catch and handle them appropriately?

(c) What is meant by Serialization?

3)(a) prepare down do you mean by Byte stream classes? How are they different from Character stream classes?

(c) prepare down the code for throwing a user defined exception.

4)(a) How the applets are different from application programs?

(b) prepare down the code for a simple banner Applet and a HTML Applet Tag for the same.

5)(a) What does the x in javax.swing stand for?

(b) prepare down the Swing methods which are thread-safe?

(c) prepare down the default layout for a Panel?

(d) Which method can be use to alter the layout of a container?

(e) prepare down the difference between scrollbar and scrollpane?

6)(a) prepare down the logical layers in the TCP/IP System?

(b) What are the key classes contained in the java.net package? What are their advantages?

(c) What do you mean by Java Beans?

7)(a) describe the different JDBC drivers.

(b) prepare down the overview of the RMI architecture with a neat sketch.

8)(a) What is meant by Session Tracking?

(b) describe the lifecycle of a Servelet.

(c) describe the JSP elements in detail.

9)(a) describe any three interfaces and three classes available in javax.servlet Package.

(b) prepare down the HTML code for handling HTTP GET Request.

(c) describe how does the JavaServer Pages technology work?