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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?
Explain the Three Benefits of Access Protection ? Access protection has three major benefits: 1. It permits you to enforce constraints on an object's state. 2. It gives a si
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You can declare a variable by the var statement such as: var strname = some value You can also declare a variable with simply assigning a value to the variable. Although, if
Read information of n students. The class name should be kkhsou with the member variable name, rollno, center_code and percentage in last examestion.Display the students data whose
In JSP page give the code as given below: enctype="multipart/form-data" name="fileForm" scope="session"> Please select file here that you would like to upload:
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try { pa="weblog"; pas="weblog"; Connection c; Statement st;
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