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What is the key advantage of implementing a notification system that broadcasts messages to every participant?

easy🧠 Conceptual Q1 of Q15
LLD - Design — Food Delivery System

What is the key advantage of implementing a notification system that broadcasts messages to every participant?

ADelays message delivery to avoid server overload
BReduces the total number of messages sent by batching
CLimits notifications to only active users
DEnsures all participants receive timely updates simultaneously
Step-by-Step Solution
Solution:
  1. Step 1: Understand notification broadcasting

    Broadcasting means sending messages to all participants at once.
  2. Step 2: Identify the main benefit

    The primary benefit is ensuring all parties get updates promptly and simultaneously.
  3. Final Answer:

    Ensures all participants receive timely updates simultaneously -> Option D
  4. Quick Check:

    Broadcast means all get notified at the same time [OK]
Quick Trick: Broadcasting means simultaneous delivery to all [OK]
Common Mistakes:
MISTAKES
  • Confusing broadcasting with batching
  • Assuming notifications are sent only to active users
  • Thinking broadcasting delays messages

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