Microservices - Resilience Patterns
Which scenario best illustrates the use of a fallback pattern in microservices?
Which scenario best illustrates the use of a fallback pattern in microservices?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify fallback scenario
Fallback pattern is used to provide an alternative response, such as cached data, when the main service fails.Step 2: Match options to fallback use case
Only Returning cached data when the main service is down describes returning cached data when the main service is unavailable, which is a typical fallback use.Final Answer:
Returning cached data when the main service is down -> Option DQuick Check:
Fallback scenario = Alternative response on failure [OK]
Quick Trick: Fallback often uses cached or default data [OK]
Common Mistakes:
MISTAKES- Confusing fallback with logging
- Mixing fallback with encryption
- Thinking fallback handles scaling
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