Q. What is the default behavior of setState in class components?

  • (A) It merges the new state with the existing state
  • (B) It replaces the entire state object
  • (C) It immediately updates the state synchronously
  • (D) It triggers a full page reload
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✅ Correct Answer: (A) It merges the new state with the existing state
Explanation: setState merges the provided object with the current state asynchronously.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:31 pm in React Js

Explanation by: Mr. Dubey
setState merges the provided object with the current state asynchronously.

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