LLD - Design — Food Delivery System
When a test introduces artificial delays in communication between delivery services, what behavior should the system exhibit to maintain coordination?
When a test introduces artificial delays in communication between delivery services, what behavior should the system exhibit to maintain coordination?
medium📝 Analysis Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze delayed communication impact
Delays can cause out-of-order or missing updates.Step 2: Identify correct system behavior
The system should queue updates and process them in order to maintain consistency.Final Answer:
Queue and process updates in order once communication resumes -> Option CQuick Check:
Proper queuing handles delays gracefully [OK]
Quick Trick: Queue delayed updates to preserve order [OK]
Common Mistakes:
- Discarding updates leads to data loss
- Ignoring delayed updates causes stale data
- Retrying immediately without backoff can overload system
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