Rest API - Advanced Patterns
In an API Gateway implementing the Facade pattern, what is the expected client experience when multiple backend services are involved?
In an API Gateway implementing the Facade pattern, what is the expected client experience when multiple backend services are involved?
medium📝 Predict Output Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Define Facade pattern purpose
Facade pattern provides a simple interface that hides the complexity of multiple backend services.Step 2: Match client experience
Client interacts with one unified API, not multiple separate calls or raw data.Final Answer:
Client sees a simplified, unified API hiding backend complexity. -> Option BQuick Check:
Facade pattern = simplified unified API [OK]
Quick Trick: Facade hides backend complexity behind one API [OK]
Common Mistakes:
MISTAKES- Thinking client calls each service directly
- Assuming client handles backend auth
- Confusing Facade with Proxy
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