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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?
1. Make a class Rational to provide at least following methos and constructors: Rational r1= new Rational (3,5); Rational r2= new Rational (4,7); Rational r3=r1.add(r2);
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Write a Java program to find the sum of 1+3+5+…. , for 10 terms in the series.
Cadence Design Systems: Role Working on tickets including debugging of unix based applications Installations of unix based tools/utlity Installation
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Im receiving an error message of Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 5 at Homework.main(Homework.java:51)
If there exist multiple conditions, the switch statement is suggested. It is because only one expression gets evaluated depending on which control jumps directly to the respective
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