Q. Which hook replaces lifecycle methods in functional components?

  • (A) useEffect
  • (B) useCallback
  • (C) useMemo
  • (D) useReducer
💬 Discuss
✅ Correct Answer: (A) useEffect
Explanation: useEffect allows performing side effects and replaces componentDidMount, componentDidUpdate, and componentWillUnmount.

Published by Mr. Dubey ⭐ 111.54K Points at 08-Jun-2025 03:15 pm in React Js

Explanation by: Mr. Dubey
useEffect allows performing side effects and replaces componentDidMount, componentDidUpdate, and componentWillUnmount.

💬 Discussion

📊 Question Analytics

👁️
68
Total Visits
📽️
1 y ago
Published
🎖️
Mr. Dubey
Publisher
📈
81%
Success Rate