Top 30 React Interview Questions and Answers for Beginners | 1 Hour React Interview Prep

🔥 Crack Your Next React Interview 👉 Enroll Now: https://www.interviewhappy.com/page/r... ✅ 200+ React Interview Questions & Answers 🎥 Video Lectures + 📝 Question List (Excel) + 📘 PDF Revision Book 📚 Topics Covered: React Basics, JSX, Components, Routing, React Hooks, Component Lifecycle, Controlled & Uncontrolled Components, Code Splitting, Redux, Redux Thunk & Middleware, JavaScript Essentials, TypeScript 🎁 Also Includes: 🧠 Flashcards for Faster Revision + 📄 Ready-to-use React Resume Template + 👩‍💼 HR/Managerial Round Q&A + 💸 Salary Negotiation Tips 💥 Use Code: NEVERGIVEUP - Get 75% OFF ✅ 7-Day Money-Back Guarantee 👉 Join Course or Get the Book: https://www.interviewhappy.com/page/r... 🌏 Outside India: https://www.interviewhappy.com/page/o... 👍 All the best for your interviews. Never Give Up! 📩 Queries: happy@interviewhappy.com 00:00 Intro 01:46 Role of React in software development? 04:21 React 04:49 SPA(Single Page Application) 06:28 Advantages of React 08:23 Disadvantages of React? 09:53 Difference between React and Angular? 12:46 What is DOM? 15:03 Difference between DOM and Virtual DOM? 18:53 React Components? 19:43 How to Setup React project? 22:11 What is NPM? 23:59 Role of public folder in React? 24:44 Role of src folder in React? 25:23 Role of index.html page in React? 26:34 Role of App.js file in React? 27:46 Role of function and return inside App.js? 28:39 Can we have a function without return inside App.js? 29:00 Role of export default inside App.js? 30:26 Role of index.js file, ReactDOM and render method in React? 33:48 React App load and display the components in browser? 36:07 What is JSX? 36:59 Advantages of JSX? 39:16 Can browser read a JSX File? What is Babel? 40:24 What is Transpiler? 41:03 Is it possible to use JSX without React? 41:37 Role of fragment in React? 43:21 How do you iterate over a list in JSX? What is map() method? 45:40 What are props n JSX ? 46:28 What are Spread Operator? 47:48 Types of conditional rendering in JSX? 👍 Wishing you ALL THE BEST for your interviews! Never Give Up!