5.10 - Parallel Streams
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Practice Questions
Test your understanding with targeted questions
What is a parallel stream in Java?
💡 Hint: Think about how threads work together.
State one advantage of using parallel streams.
💡 Hint: What does concurrency improve?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main benefit of using a parallel stream?
💡 Hint: Think about how multiple tasks can be processed together.
Is it true that all operations in parallel streams are thread-safe?
💡 Hint: What happens when multiple threads change the same thing?
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a parallel stream to find the total sum of even numbers in a list of integers. Discuss the potential pitfalls of your approach.
💡 Hint: Ensure you handle the collection properly to avoid mutable state issues.
Given a list of strings, create a parallel stream that counts how many strings start with the letter 'A'. Discuss the thread-safety implications.
💡 Hint: Think about safely counting results without altering the list during execution.
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