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Question:
(a) Java does not support multiple inheritance but does provide the concept of ‘interface'. Explain how interfaces can help a programmer to implement multiple inheritance in their programs. Explain with suitable Java examples.
(b) What is an abstract class in Java? Describe the importance of implementing these classes in programs. Illustrate with an example of your own.
(c) Show the Java approach to event processing by explaining how event handling works in Java. Use an example to support your answer.
(d) Describe what is a ‘Listener' in Java using an appropriate example?
How are this () and super() used with constructors? this() Constructors: is used to pointing current class instance. Can be used with methods or variables. Used to call
I am preparing ehopsital project. For the needs of hospital in that billing module and patient registration and stores module and e.t.c module is there for hospital needs. Skill
Question: a) Change the following example, using the Java's conditional operator expression, to solve the duplication problem. public class Demonstrate { public static voi
With publish or subscribe message passing the sending application or client establishes a named topic in the JMS broker or server and publishes messages to this queue. The receivin
(Tic-Tac-Toe) Create class TicTacToe that will enable you to write a complete application to play the game of Tic-Tac-Toe. The class contains a private 3-by-3 rectangular array o
how to retrieve data from Excel file, and display that data in table on jsp page?
what is awt
Problem 1 Explain and Define the following concepts with appropriate examples a) Superclass b) Subclass c) Inheritance d) Exceptions e) Stream classes >>Defining and expl
It helps to resolve naming conflicts when different packages have classes with the same names. This also helps you prepare files within your project. As define : java.io package d
JAVA Programming
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