What is an abstract class in java, JAVA Programming

Assignment Help:

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?


Related Discussions:- What is an abstract class in java

How to prepare trial balnce reports, i m working on an accounting software ...

i m working on an accounting software and need the java code for preparing trial balance report

What is the point-to-point model in jms, A point-to-point model is based on...

A point-to-point model is based on the concept of a message queue: Senders send messages into the queue, and the receiver reads messages from this queue. In the point-to-point mode

Palindrome, A palindrome is a string that reads the same from both the ends...

A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome

What is the basic principle of rmi architecture, The RMI architecture is ba...

The RMI architecture is based on one significant principle: the definition of behavior and the execution of that behavior are separate concepts. RMI allows the code that describes

Prepare a java look and feel theme from html template, Prepare a Java Look ...

Prepare a Java Look and Feel Theme from HTML Template Project Description: For this project you would be needed to create a Java LAF (Look and Feel) Theme from this HTML Y

Why uploading a web page is important, Why uploading a web page is importan...

Why uploading a web page is important? Describe in 2 - 3 lines? Through only uploading webpage we could place our data so that another can reach up to what we have loaded. Uplo

2D arrays, write an application that stores at least five different departm...

write an application that stores at least five different department and supervisor names in a two dimensional array

Explain what is naming applets in java applets, Explain what is Naming Appl...

Explain what is Naming Applets in java applets? You can give an applet a name by using the NAME attribute of the APPLET element. This allows communication between different app

Code, Alia is appearing for the board exams. In order to qualify for the ne...

Alia is appearing for the board exams. In order to qualify for the next class Alia need to get exactly X credits. In current semester Alia has to study N number of subjects, and ev

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd