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What are the essential strategies for error handling in REST APIs?

Explain the best practices for managing and responding to errors in RESTful service responses to ensure clarity and maintainability.

#API#Error Handling

Answer

  1. Consistent Error Structure: Use a standardized format for error responses (e.g., error codes, messages).
  2. HTTP Status Codes: Use appropriate HTTP status codes to represent different error types (e.g., 404 for not found, 500 for server error).
  3. Logging: Capture and log errors for later analysis without exposing sensitive info to users.
  4. User-Friendly Messages: Provide clear, human-readable messages to help users understand issues.
  5. Fallback Mechanisms: Implement retry strategies or circuit breakers for transient failures.

Source: Interview

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