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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?
The Spring container is able to autowire relationships among collaborating beans. This means that it is possible to automatically let Spring resolve collaborators (other beans) for
What do you mean by synchronization and its importance?
Explain the term- Comparing Strings For comparing Strings never use == operator, use equals method of String class. - == operator compares addresses (shallow comparison) whi
tell the source code
Write a program on clearing Rectangles ? It is also potential to clear a rectangle that you've drawn. The syntax is exactly what you'd expect: public abstract void clearRect
How can we include images in a web page using HTML and Java script? Image in HTML Image in Javascript Images in JavaScript could be manipulated in several ways using the buil
Java says write once, run anywhere . In which ways this isn't quite applicable ?
Illustrate the parser method The below table summarizes the parser methods available to a java programmer.
How to Wrapping Your Own Packages in java? Java does not limit you to using just the system supplied packages. You can write your own as well. You write packages just such as
Define Array ? Indexed collections of variable of similar data types or we can say a Set of organized variables of similar type.
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