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In terms of scaling an application, why are webhook push notifications preferred over frequent polling?

hard📝 Conceptual Q10 of 15
Rest API - Webhooks and Events
In terms of scaling an application, why are webhook push notifications preferred over frequent polling?
ABecause push notifications require less secure connections
BBecause polling guarantees data consistency better than push
CBecause push notifications reduce unnecessary server requests, lowering resource usage
DBecause polling allows the server to control update timing
Step-by-Step Solution
Solution:

  1. Step 1: Understand scalability challenges

    Frequent polling generates many requests, increasing server load.

  2. Step 2: Benefits of push notifications

    Push sends data only when needed, conserving resources and improving scalability.

  3. Final Answer:

    Because push notifications reduce unnecessary server requests, lowering resource usage -> Option C

  4. Quick Check:

    Push reduces load, aiding scalability [OK]
Quick Trick: Push reduces server load for scaling [OK]
Common Mistakes:
MISTAKES
  • Believing polling improves consistency over push
  • Thinking push requires less security
  • Assuming polling controls update timing better

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