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High Concurrency System Design 40 Questions

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Introduction

In this article, we will discuss 40 questions related to designing high concurrency systems. These questions are important for JAVA architects and provide valuable insights into system design.

Questions

  1. What is a high concurrency system?
  2. Why is high concurrency important?
  3. How do you measure the performance of a high concurrency system?
  4. What are the key factors to consider when designing a high concurrency system?
  5. What is thread safety?
  6. How do you ensure thread safety in a high concurrency system?
  7. What is a race condition?
  8. How can race conditions be avoided in a high concurrency system?
  9. What is a deadlock?
  10. How do you prevent deadlocks in a high concurrency system?
  11. What is a livelock?
  12. How can livelocks be prevented in a high concurrency system?
  13. What is a thread pool?
  14. How does a thread pool improve the performance of a high concurrency system?
  15. What is the difference between a fixed-size thread pool and a cached thread pool?
  16. When should you use a fixed-size thread pool?
  17. When should you use a cached thread pool?
  18. What is a semaphore?
  19. How can a semaphore be used in a high concurrency system?
  20. What is a lock?
  21. What are the different types of locks available in JAVA?
  22. When should you use a ReadWriteLock?
  23. What is a condition variable?
  24. How can condition variables be used in a high concurrency system?
  25. What is a blocking queue?
  26. How does a blocking queue help in designing a high concurrency system?
  27. What is a producer-consumer problem?
  28. How can a blocking queue be used to solve the producer-consumer problem?
  29. What is a concurrent collection?
  30. Why are concurrent collections important in a high concurrency system?
  31. What is the difference between ConcurrentHashMap and HashTable?
  32. When should you use ConcurrentHashMap?
  33. What is a CAS operation?
  34. How can CAS operations be used in a high concurrency system?
  35. What is a memory barrier?
  36. How does a memory barrier help in designing a high concurrency system?
  37. What is a lock-free algorithm?
  38. When should you use lock-free algorithms in a high concurrency system?
  39. What is the Amdahl’s law?
  40. How does Amdahl’s law apply to designing high concurrency systems?

Conclusion

These 40 questions provide a comprehensive understanding of high concurrency system design. By addressing these questions, JAVA architects can enhance their knowledge and skills in designing robust and efficient high concurrency systems.

Reference

  • https://zq99299.github.io/note-architect/hc/
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