Reactjs Most Asked Interview Questions 😜 #shorts #reactjs #javascript #developer #ytviral #codewave

Reactjs Most Asked Interview Questions 😜 #shorts #reactjs #javascript #developer #ytviral #codewave

Interview questions related to ReactJS:

1. What is ReactJS?
2. What are the key features of ReactJS?
3. What is JSX in React? How does it differ from HTML?
4. What is a component in React? How do you create a component?
5. Explain the concept of state in React and how it is different from props.
6. What are controlled and uncontrolled components in React?
7. What is the purpose of virtual DOM in React?
8. What are React hooks? Explain some commonly used hooks.
9. How do you handle events in React?
10. What is the significance of keys in React?
11. What are higher-order components (HOCs) in React?
12. How do you pass data between components in React?
13. Explain the lifecycle methods in React.
14. What is the purpose of the componentDidMount() method?
15. What is the difference between functional components and class components in React?
16. How do you handle form input validation in React?
17. What are React fragments? Why are they useful?
18. What are the differences between React and Angular?
19. Explain the concept of reconciliation in React.
20. How can you optimize the performance of React applications?

These questions cover a range of topics and can help assess your understanding of ReactJS. Make sure to study each question thoroughly and prepare relevant examples or code snippets to support your answers. Good luck with your interview!

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