Identify the error in this REST API code snippet that attempts to return a 409 Conflict status: def update_resource(data): if resource_exists(data['id']): return {"error": "Conflict"}, "409" else: save(data) return {"message": "Saved"}, 201

medium📝 Debug Q6 of 15

Rest API - HTTP Status Codes

AThe status code should be an integer, not a string.

BThe error message is incorrect for a conflict.

CThe function should return 404 instead of 409.

DThe save function is missing a return statement.

Step-by-Step Solution

Solution:

Step 1: Check the status code data type
The status code must be an integer, but the code returns it as a string "409".
Step 2: Confirm correct status code usage
Returning a string instead of an integer will cause an error or unexpected behavior.
Final Answer:
The status code should be an integer, not a string. -> Option A
Quick Check:
Status code must be integer, not string [OK]

Quick Trick: Always return status codes as integers, not strings [OK]

Common Mistakes:

Returning status code as string
Using wrong error message
Confusing 409 with 404

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Identify the error in this REST API code snippet that attempts to return a 409 Conflict status: def update_resource(data): if resource_exists(data['id']): return {"error": "Conflict"}, "409" else: save(data) return {"message": "Saved"}, 201

Step 1: Check the status code data type

Step 2: Confirm correct status code usage

Final Answer:

Quick Check:

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