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React interview questions for experienced

Here are some potential interview questions for an experienced React developer:

  1. Can you explain the difference between a stateful and a stateless component in React?
  2. How do you implement conditional rendering in a React component?
  3. How do you optimize a React application for performance?
  4. Can you describe the difference between a controlled and an uncontrolled component in React?
  5. How do you handle the lifecycle of a component in React?
  6. Can you explain the purpose of the shouldComponentUpdate method in React?
  7. How do you implement a higher-order component in React?
  8. How do you handle asynchronous data in a React component?
  9. Can you explain the difference between the React context API and props?
  10. How do you test a React component?
  11. Can you explain the difference between a static and a dynamic component in React?
  12. How do you handle server-side rendering with React?
  13. Can you explain the purpose of the React memo function?
  14. How do you handle real-time data in a React application?
  15. Can you explain the difference between a functional and a class-based component in React?
  16. How do you handle internationalization (i18n) in a React application?
  17. Can you explain the difference between a presentational and a container component in React?
  18. How do you handle form input in a React application?
  19. Can you explain the difference between a shallow and a deep comparison in React?
  20. How do you handle cross-cutting concerns (such as logging) in a React application?
  21. Can you explain the purpose of the React Router library?
  22. How do you handle server-side validation in a React application?
  23. Can you explain the difference between a prop and a state in React?
  24. How do you handle client-side validation in a React application?
  25. Can you explain the difference between a static and a dynamic prop in React?
  26. How do you handle secure client-server communication in a React application?
  27. Can you explain the difference between a normal and a “plain” action in React?
  28. How do you handle optimistic updates in a React application?
  29. Can you explain the purpose of the React Redux library?
  30. How do you handle offline support in a React application?

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