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4 cards from this section. Quick, good the night before a test.
What is a built-in package?
Think about classes you commonly use in Java.
What would you use the import statement for?
Consider how you access other classes.
What is the main purpose of built-in packages in Java?
Think about what comes with Java installation.
True or False: User-defined packages can help prevent naming conflicts.
Consider how names are constructed.
Design and implement a user-defined package named com.example.library. Inside this package, create two classes: Book with title and author attributes, and Library with methods to add and remove books.
Remember to consider how each class should interact with the others.
Discuss the implications of having multiple classes with the same name in a project that does not use packages. How can using packages alleviate this issue?
Think about how names are scoped in programming.
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