🤯 10 Hard Questions Every React Developer Should Know for Interviews - Don't Miss 👇

Nowadays with the increasing competition, these questions are used to evaluate the understanding of react and its internal working

Here are 10 hard questions:

1️⃣ Explain how React’s reconciliation algorithm works. What triggers Fiber updates? 2️⃣ What actually happens during the render and commit phases? 3️⃣ How does React batch state updates, and When does it not batch them🎖️? 4️⃣ What are React concurrent features and how do they affect rendering? 5️⃣ Why might a component re-render unnecessarily? How do you track it using custom hook? 🎖️ 6️⃣ Explain the difference between useMemo, useCallback, and React.memo and when NOT to use them. 7️⃣ How does React handle event delegation? 8️⃣ What are Suspense boundaries and how do they work with data fetching? 9️⃣ How do Server Components differ from Client Components? Purpose of using client-server components 🔟 Explain how useEffect cleanup works and Example of bugs that can be introduced with wrong dependencies.

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