📊 React Js
Q. How do you prevent a component from re-rendering in React?
  • (A) By returning null in render
  • (B) By using React.memo
  • (C) By avoiding JSX
  • (D) By not using useState
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✅ Correct Answer: (B) By using React.memo

Explanation: React.memo is a higher-order component that prevents re-rendering if props do not change.

Explanation by: Mr. Dubey
React.memo is a higher-order component that prevents re-rendering if props do not change.

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