6.6 - Wrapper Class Methods
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Practice Questions
Test your understanding with targeted questions
What is the wrapper class for the primitive type char?
💡 Hint: Think of the first letter of the wrapper class.
What does autoboxing do?
💡 Hint: It combines auto and boxing.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the wrapper class for boolean?
💡 Hint: It starts with the same letter.
Is autoboxing only done for primitive data types?
💡 Hint: Think about what autoboxing means.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a class using both primitive types and their wrappers to handle basic statistics (e.g., mean and median). Calculate these values based on user input and store them in a collection.
💡 Hint: Think about data organization and retrieval.
Create a method that converts a list of string numbers to a list of integers using parsing. Handle potential format exceptions gracefully.
💡 Hint: Consider error handling in case of invalid strings.
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