Q. How can you optimize performance in React when passing functions to child components?

  • (A) Use useCallback to memoize the functions
  • (B) Define functions inside the render method
  • (C) Use inline functions in JSX
  • (D) Avoid using functions in props
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✅ Correct Answer: (A) Use useCallback to memoize the functions
Explanation: Memoizing functions prevents unnecessary re-renders.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:59 pm in React Js

Explanation by: Mr. Dubey
Memoizing functions prevents unnecessary re-renders.

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