Q. What is the default behavior of React's `useEffect` without a dependency array?

  • (A) It runs only once
  • (B) It runs on every render
  • (C) It runs only on component unmount
  • (D) It never runs
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✅ Correct Answer: (B) It runs on every render
Explanation: Without a dependency array, useEffect runs after every render.

Published by Mr. Dubey ⭐ 109.99K Points at 08-Jun-2025 03:16 pm in React Js

Explanation by: Mr. Dubey
Without a dependency array, useEffect runs after every render.

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