Rest API - Error Handling
Which HTTP status code is most appropriate when returning validation error details in a REST API?
Which HTTP status code is most appropriate when returning validation error details in a REST API?
easy🧠 Conceptual Q2 of Q15
Step-by-Step Solution
Solution:
Step 1: Identify status code for client errors
Validation errors are caused by bad input from the client, so a 4xx code is appropriate.Step 2: Choose the specific code
400 Bad Request indicates the server cannot process the request due to client error, matching validation failure.Final Answer:
400 Bad Request -> Option AQuick Check:
Validation error status = 400 Bad Request [OK]
Quick Trick: Use 400 for client input errors [OK]
Common Mistakes:
MISTAKES- Using 200 OK for validation errors
- Confusing 404 Not Found with validation errors
- Using 500 Internal Server Error for client mistakes
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