AWS - API Gateway
Given an API Gateway REST API with a GET method integrated with a Lambda function that returns {"message": "Hello"}, what will the client receive when calling the GET endpoint?
Given an API Gateway REST API with a GET method integrated with a Lambda function that returns {"message": "Hello"}, what will the client receive when calling the GET endpoint?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Lambda integration response
Lambda returns JSON object; API Gateway forwards it as JSON string.Step 2: Identify client response
Client receives the JSON string with message key and value.Final Answer:
{"message": "Hello"} -> Option CQuick Check:
Lambda JSON output = client JSON response [OK]
Quick Trick: Lambda JSON output is returned as JSON to client [OK]
Common Mistakes:
MISTAKES- Expecting plain string instead of JSON
- Confusing statusCode with message
- Assuming no response is returned
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