5.1 - Introduction
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Practice Questions
Test your understanding with targeted questions
Define an object in your own words.
💡 Hint: Think about how objects exist in our world.
What keyword is used to create a new object in Java?
💡 Hint: Recall the syntax for creating objects.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the 'new' keyword do in Java?
💡 Hint: Consider what happens when you want to use a class.
True or False: An object can have multiple behaviors.
💡 Hint: Think of different actions a single object can perform.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Develop a class named 'Library' that manages an array of 'Book' objects, including methods to add books, remove books, and display all books.
💡 Hint: Think about how books can be stored and managed within your Library.
Create a program that utilizes garbage collection by generating several objects while simulating usage and then clearing them to observe behavior during runtime.
💡 Hint: Consider how your program can create and discard objects, affecting memory management.
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Reference links
Supplementary resources to enhance your learning experience.