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1. In a library management system, what would be the relationship between classes Patron and Author?

2. Which class is responsible for computing the amount due? What are its collaborators for this task?

3. Why do the format methods return String objects instead of directly printing to System.out?

4. Which of the following are packages?

a. java

b. java.lang

c. java.util

d. java.lang.Math

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Java, Programming

Category:- Java
Reference No.:- M92669352

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