15.9.1 - Why Generics?
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Practice Questions
Test your understanding with targeted questions
What is the main benefit of using Generics in Java?
💡 Hint: Think about what happens when you use a List with a specific type.
Explain how Generics improve code readability.
💡 Hint: Consider a collection that accepts only one type of data.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Generics provide in Java?
💡 Hint: Think about what is guaranteed when you declare a Generic.
True or False: Generics help in preventing ClassCastException.
💡 Hint: Consider how Generics restrict the types of data.
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Challenge Problems
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Create a generic data structure to hold any type of data. Describe how you would implement it and ensure type safety.
💡 Hint: Consider how generics allow you to parameterize your class definition.
Implement a bounded type parameter to create a method that only accepts types that extend a specific class, like Number. Write the method signature.
💡 Hint: Think about how to restrict the types allowed in your method.
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