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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?
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
Java has two kinds of exceptions: 1. Checked exception: handled from java.lang.Exception but not java.lang.RuntimeException. 2. Unchecked exception: handled from java.lang.Ru
Coarse Grained SOA : Services are also could be coarse grained. E.g: You may have a purchase element with individual functions to make a purchase order, add line items, and a
OOPS with Java 1. Explain any five buzz words in Java. 2. Explain exception classes and also explain common exceptions in java. 3. Explain primitive and abstract data typ
You are required to implement a Java application that allows a user to create, read, update and delete data in a table in a MySQL database. Your program must use a Java class that
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what are all possible ways in java for user input and output
Talent agencies like ICM, CAA and Paradigm represent writers, directors and actors (among other talent). These agencies take in hundreds of millions of dollars a year collecting 1
What do we mean by interfaces ?
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