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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?
file download from server using applet and tomcat server
Describe about the term Access Protection ? Global variables are a typical cause of bugs in most programming languages. A few unknown function can modify the value of a variabl
Name Conflicts when importing packages It is possible which you will try to import a package which contains classes in which have the similar name as a class in your own source
Notice that each row now has the type of customer and the additional data needed. calculateBill remains the same in Customer. However, the calculateBill in Corporate will add a
Type casting defines treating a variable of one type as though it is another type. When up casting primitives as given below from left to right, automatic conversion happens. Bu
explain jumps in loops and explain labelled loops
tell the source code
Question 1 What is Response Redirection? Explain in brief Question 2 What is JDBC? Explain Question 3 Write a short note on Expressions Question 4 What is an XML na
Public class ConversionProgram { public void start() { String userChoice = askConversionCategory(); while (userChoice.equals("1") || userChoice.equals("2") || Page 2
Write a program called Power that displays the positive powers of 2. When the user enters the exponent at a prompt, the program displays 2 to that power. The program halts when the
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