15.2 - List Interface and Its Implementations
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Practice Questions
Test your understanding with targeted questions
What type of elements can a List contain?
💡 Hint: Think about how a List is defined in Java.
Which implementation is best for frequent insertions?
💡 Hint: Consider the structure of different List implementations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following allows duplicate elements?
💡 Hint: Think about the characteristics of collections.
True or False: A Vector and ArrayList have the same performance in multi-threaded environments.
💡 Hint: Recall how synchronization affects performance.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a program that uses an ArrayList to store student names. Enhance the program to allow duplicate names, list the names, and remove a specific name when asked.
💡 Hint: Use Scanner for input and ensure you handle duplicates properly.
Create a scenario within a Java application that requires the use of a Stack for undo operations, detailing how the Stack's LIFO behavior supports this.
💡 Hint: Consider how applications like text editors utilize this concept.
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