15.3.2.2 - LinkedHashSet
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Practice Questions
Test your understanding with targeted questions
What is a LinkedHashSet?
💡 Hint: Think of how it differs from a HashSet.
How do you create a LinkedHashSet in Java?
💡 Hint: Look for the class name in the Java documentation.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a LinkedHashSet maintain that a HashSet does not?
💡 Hint: Think about how elements are accessed in different structures.
True or False: A LinkedHashSet allows duplicate elements.
💡 Hint: Reflect on the definition of a Set.
2 more questions available
Challenge Problems
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Design a simple Java program that uses a LinkedHashSet to store the names of students as they enroll in a class. Ensure that the order of enrollment is preserved and no duplicates are added.
💡 Hint: Think of a method to ensure names are unique during input.
Implement a scenario where you have to retrieve and print students in the order they were added, including a feature to ignore duplicate entries.
💡 Hint: Utilize an enhanced for-loop for retrieving elements efficiently.
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