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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 to write method overriding and example programe
Question: (a) What are the main differences between an object and a class? Illustrate with appropriate examples. (b) Differentiate between a global variable and a local va
Validate() : Used to validate properties after they have been populated; known as before FormBean is handed to Action. Returns a collection of ActionError as ActionErrors. Followin
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Did Java support hybrid inheritance?
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Write a AXIS2 SOAP Java Web Service that performs a bidirectional currency conversion for the following currencies- GBP, EUR and USD (American Dollar). You are allowed to hardco
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Create an application for an animal-fur trimming service. The business is open 15 weeks of the year, from April through July. The fee for a small animal (under 6 pounds) is $100, a
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