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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?
What is a variable in Java program? It's a memory location. Memory location is given some name. Memory location is being assigned some value. Value may change o
Explain try and catch exception in java? Why use exceptions instead of return values? 1. Forces error checking 2. Cleans up your code through separating the normal case from
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Mike sells on the average 15 newspapers per week (Monday – Friday). Find the probability that 2.1 In a given week he will sell all the newspapers [7] 2.2 In a given day he will se
sina+cosb+tanc
Java Server Page is a standard Java extension that is described on top of the servlet Extensions. The goal of JSP is the simplified formation and management of dynamic Web pages. J
Define enumeration? Enumeration is explained as values type that having of a set of named values. These values are constants and are called enumerators. An enumeration type is
In the context of this course work, you are asked to write a quality and complexity analysis report by applying programming design and implementation metrics for the AnagramGame Ja
how to program
what is methods override?
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