1.3.b - Instance Variables
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Practice Questions
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What are instance variables?
💡 Hint: Think about how objects can have unique properties.
Where should you declare instance variables?
💡 Hint: Remember the structure of a class.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What are instance variables used for?
💡 Hint: Think about what makes each object unique.
True or False: Instance variables can be accessed directly from outside the class.
💡 Hint: Consider the protection principles of OOP.
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Challenge Problems
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Design a class 'Library' that has instance variables for 'bookTitle', 'author', and 'availability'. Create multiple instances of 'Library' with different values and display their properties.
💡 Hint: Consider creating multiple objects of Library with different book details.
Create a 'BankAccount' class with instance variables 'accountHolderName', 'accountNumber', and 'balance'. Include methods to deposit and withdraw, and track the balance accordingly.
💡 Hint: Think about how each instance holds individual account details.
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