Top React.js Interview Questions and Answers 4

I'm excited to share my latest video where I break down key React.js interview questions and answers that will help you prepare like a pro! Whether you're just starting with React or looking to level up your skills, this video has something for everyone.

?In this video, I’ll guide you through the most commonly asked React interview questions, with answers that will help you understand key concepts and stand out in your next interview. Whether you're a beginner or an experienced React developer, this video has something for you.

We'll cover topics like the React lifecycle, hooks, state management, and more. Be sure to watch until the end and share your thoughts in the comments!'

Questions Covered in This Video:

What is React? Why would you use it?
What are the main features of React?
What is difference between Props and State?
What is JSX, and how is it different from regular JavaScript?
What is the Virtual DOM, and how does React use it?
Explain the difference between functional components and class components in React?
What is the difference between state and useState ?
Explain the concept of useReducer hook in React? How it works?
Explain the concept of useEffect hook in React? common pitfalls when using useEffect ?
What is custom hook in React?
What is useContext hook?
What is useRef?
What is useMemo?
What is useCallback?
Explain the component lifecycle in React?
What is the role of keys in React lists?
How do you pass data between components?
What is the Context API, and when would you use it?
What are higher-order components (HOC)?
Explain the concept of prop drilling and how to avoid it?
What is lazy loading?
What are fragments, and why are they used in React?
Explain React reconciliation process.?
What are portals in React?
What is the difference between controlled and uncontrolled components in React?
What is server-side rendering (SSR) in React? How does it differ from client-side rendering (CSR)?
What are Pure Components in React? How do they differ from regular components?

? Watch it now and get ready to impress in your next interview: Link to video

Don't forget to like, share, and drop a comment with your thoughts! Let's conquer that React developer role together! ?

ReactJS #FrontendDevelopment #TechInterview #CodingInterview #ReactDeveloper #WebDevelopment

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