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

What is includeaction, The IncludeAction class is useful when you require t...

The IncludeAction class is useful when you require to integrate Struts into an application that uses Servlets. Use the IncludeAction class to contain another resource in the respon

Calculate Bill program, Notice that each row now has the type of customer a...

Notice that each row now has the type of customer and the additional data needed. calculateBill remains the same in Customer.  However, the calculateBill in Corporate will add a

Getting code, can i have code on this assignment: The code in the main meth...

can i have code on this assignment: The code in the main method should do the following: 1. Prompt the user for a string input value for the amount in dollars and store it in a va

Create modeling tickets for a city subway system, For this assignment you'l...

For this assignment you'll create some classes for modeling tickets for a city subway system. The type of system we are modeling has these main features: Stations are grouped in

Explain intelligent system, What is an intelligent system? Intelligent sy...

What is an intelligent system? Intelligent systems are the programs established to perform complicated jobs in which reflect human brain and thoughts. If the algorithms are too m

Program for randomly generated 3- digit number matches, Program for Randoml...

Program for Randomly Generated 3- Digit Number Matches This assignment demonstrates your ability to use basic Java syntax including selection and looping statements. You will

Applet, how to create a face with nose using applet

how to create a face with nose using applet

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