Q. How can you optimize Angular app performance by avoiding unnecessary change detection?

  • (A) Use ChangeDetectionStrategy.OnPush
  • (B) Use ngIf directive
  • (C) Use event binding only
  • (D) Use services instead of components
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✅ Correct Answer: (A) Use ChangeDetectionStrategy.OnPush
Explanation: OnPush strategy checks for changes only when input properties change.

Published by Mr. Dubey ⭐ 111.54K Points at 08-Jun-2025 12:02 pm in Angular

Explanation by: Mr. Dubey
OnPush strategy checks for changes only when input properties change.

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