A

Admin • 833.24K Points
Coach

Q. Which statement is true about React keys?

  • (A) They are required for every prop
  • (B) They help identify which items changed in a list
  • (C) They improve load times
  • (D) They are used for authentication
  • Correct Answer - Option(B)
  • Views: 27
  • Filed under category React JS
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Explanation by: Admin

React uses keys to track elements in a list during reconciliation.

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