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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a LinkedHashSet?
💡 Hint: Think of how it differs from a HashSet.
Question 2
Easy
How do you create a LinkedHashSet in Java?
💡 Hint: Look for the class name in the Java documentation.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does a LinkedHashSet maintain that a HashSet does not?
- Speed
- Insertion Order
- Duplicates
💡 Hint: Think about how elements are accessed in different structures.
Question 2
True or False: A LinkedHashSet allows duplicate elements.
- True
- False
💡 Hint: Reflect on the definition of a Set.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
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.
Question 2
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.
Challenge and get performance evaluation