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Question:
(a) (i) Explain the concept of inheritance. Illustrate your answer with a suitable Java example.
(ii) 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. Illustrate with suitable Java examples.
(b) What is an abstract class in Java? Explain the importance of implementing these classes in programs. Illustrate with an example of your own.
(c) Using a suitable Java example explain the term polymorphism.
Number = new Array(5); var abc=4; for(var i=1; i { Number[i]= abc*i; } Number.reverse(); for(j=0;j { document.write(" "+Number[j]+" "); } A) What should be output of above co
What does it mean that a method or field is "static"? Static variables and methods are instantiated only once per class. In other words they are class variables, not example va
Implement a program to query and update the text database for a library using a client/server model allowing multiple clients safe access to the database, and using a producer-cons
hi i want to get my assingment done
#question)i) devising ii) validating and iii) testing of algorithms...
Why You don't need to import java.lang.* There is one exception to the import rule. All classes in the java.lang package are imported by default. Therefore you do not required
Maintenance and Administration activities: Name : e-Commerce OS and Soft wares : Websphere 6.0, IHS, Unix, Weblogic 8.1 Maintenance an
How to Begin Java
In programming, what is an object? Object is a named collection of properties (data and state) & methods (instructions, behaviour). Objects are key to understanding object-orie
In JSP page give the code as given below: enctype="multipart/form-data" name="fileForm" scope="session"> Please select file here that you would like to upload:
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