Q. Which hook is used to memoize a callback function in React?

  • (A) useEffect
  • (B) useCallback
  • (C) useMemo
  • (D) useRef
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✅ Correct Answer: (B) useCallback
Explanation: useCallback memoizes a callback to prevent unnecessary re-creation between renders.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:13 pm in React Js

Explanation by: Mr. Dubey
useCallback memoizes a callback to prevent unnecessary re-creation between renders.

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