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How does Angular's change detection differ from React's virtual DOM approach?

hard📝 Conceptual Q9 of 15
Angular - Fundamentals
How does Angular's change detection differ from React's virtual DOM approach?
AAngular uses zone.js to detect changes and update the DOM directly, React uses virtual DOM diffing.
BAngular uses virtual DOM diffing, React uses zone.js.
CBoth Angular and React use virtual DOM diffing.
DAngular does not detect changes automatically.
Step-by-Step Solution
Solution:
  1. Step 1: Understand Angular change detection

    Angular uses zone.js to track async operations and triggers direct DOM updates.
  2. Step 2: Understand React's approach

    React uses a virtual DOM to compare changes and update the real DOM efficiently.
  3. Final Answer:

    Angular uses zone.js for change detection; React uses virtual DOM diffing. -> Option A
  4. Quick Check:

    Angular = zone.js; React = virtual DOM [OK]
Quick Trick: Angular uses zone.js; React uses virtual DOM diffing [OK]
Common Mistakes:
  • Swapping Angular and React change detection methods
  • Assuming Angular uses virtual DOM
  • Believing Angular lacks automatic change detection

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