1. What is the purpose of move semantics in C++11, and how do they improve performance?
2. Explain the role of std::tuple and its advantages over std::pair.
3. How does the C++ memory model differ from other programming languages?
4. What are the implications of const correctness in C++?
5. How do you implement a thread-safe queue in C++?
6. Explain the use of the volatile keyword in concurrent programming.
7. What are the differences between stack and heap allocation in C++?
8. How do you implement custom memory allocators in C++?
9. What is the significance of the std::enable_if template in SFINAE?
10. How do you use variadic templates to create a flexible function?
11. Explain the concept of perfect forwarding in C++.
12. What is the role of type traits in generic programming?
13. How do you implement compile-time polymorphism using CRTP (Curiously Recurring Template Pattern)?
14. What are the benefits of using std::shared_mutex in concurrent programming?
15. How do you use std::variant for type-safe unions?
16. What is the purpose of std::optional and when should it be used?
17. How do you implement a function that accepts any callable type?
18. Explain the differences between dynamic_cast and static_cast in C++.
19. What is the purpose of std::atomic and its role in multithreading?
20. How do you create a custom exception hierarchy in C++?
21. Explain how to write a type-safe interface for a logging system.
22. How do you implement a coroutine in C++20?
23. What is the significance of the noexcept specifier in C++?
24. How do you manage resource ownership in C++ using smart pointers?
25. What are the key principles of the RAII (Resource Acquisition Is Initialization) idiom?
26. How do you implement a simple C++ reflection mechanism?
27. Explain the differences between std::function, std::bind, and lambdas.
28. How do you implement a thread pool in C++?
29. What is the significance of std::shared_ptr and its performance implications?
30. How do you use std::unique_ptr for implementing a resource manager?
31. Explain the differences between std::map and std::unordered_map.
32. How do you create a custom STL-like container in C++?
33. What is the purpose of the constexpr keyword in modern C++?
34. How do you implement a multi-threaded server application in C++?
35. Explain how to optimize C++ code using profiling tools.
36. What are the advantages and disadvantages of multiple inheritance in C++?
37. How do you implement a basic compile-time hash function in C++?
38. Explain the concept of design patterns and their significance in C++.
39. What are the best practices for exception handling in C++?
40. How do you implement a finite state machine using C++?