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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?
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
Implement Decision Tree Algorithm using Netbeans (Java) & Microsoft Access 2007. "One Level is enough, output should contains gain of each attribute, the selected attribute and
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You are to write a Java console application, following the Software Life Cycle model, which will read personnel records from a text file and store them in a data structure. One li
List the keywords which are used in java 1.1? The list of keywords which are used in java 1.1 are given below: Keyword Purpose boole
The fancy new French restaurant La Food is very popular for its authentic cuisine and high prices. This restaurant does not take reservations. To help improve the efficiency of the
What limitations are placed on method overriding ?
palindrome is starting that reads both the ends.using string covert into character
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
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
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