Practice Implementations - 15.2.2 | 15. Collections and Generics | Advanced Programming
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Implementations

15.2.2 - Implementations

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is an ArrayList?

💡 Hint: Think about how it handles capacity and elements.

Question 2 Easy

Describe when you would prefer a LinkedList over an ArrayList.

💡 Hint: Consider ease of insertion versus retrieval.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main advantage of using an ArrayList?

Fast random access
Thread-safe
Allowing duplicates

💡 Hint: Think about how you access elements by index.

Question 2

Is a Vector synchronized?

True
False

💡 Hint: Consider multi-threading scenarios.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a Java application that demonstrates the use of both ArrayList and LinkedList. Show the impact of different data operation times.

💡 Hint: Use System.currentTimeMillis() to measure time.

Challenge 2 Hard

Create a simulation of a Stack to manage a series of function calls in a recursive situation. Detail how each call is pushed and popped.

💡 Hint: Demonstrate push on function enter and pop on return.

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