Error Handling Interview Questions

16 real Error Handling questions asked in live technical interviews — each with a model answer. Updated weekly.

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These Error Handling interview questions were captured from real interviews by candidates using Assisting AI. Each links to a full model answer. For real-time help during your own interview, get Assisting AI from ₹500/day.

Did you decide whether to fail the entire job or quarantine just the bad records and continue processing?🟡 Medium · Conceptual · Asked 70×How did you handle cases where the retrieved context was incomplete or irrelevant?🟡 Medium · Conceptual · Asked 5×I'm getting an indentation error. How can I fix it?🟢 Easy · Debugging · Asked 2×Implement a class AgentOrchestrator that executes tools in a loop with error handling. Truncate conversation history if it exceeds 10 messages. Handle errors with fallbacks, and support defined step and failure limits.🟡 Medium · Coding · Asked 1×If a production job fails on the next day, how would you ensure it does not affect the production job, and what would be your immediate resolution?🟡 Medium · Conceptual · Asked 1×How do you handle exceptions, and where is the database connectivity?🟡 Medium · Conceptual · Asked 1×What would you do if a pipeline fails in the middle?🟡 Medium · Debugging · Asked 1×Imagine the same pipeline ingesting data for a few hours, and one upstream feed starts sending bad or partially corrupted records. How would you design data quality checks and failure handling?🟡 Medium · System Design · Asked 1×Let's say we are receiving some special characters in the header part of a file. How would you mitigate or handle this scenario?🟡 Medium · Conceptual · Asked 1×How would you handle errors when data is corrupted while working on streaming data?🟡 Medium · Conceptual · Asked 1×Can you tell how you would handle a schema violation?🟡 Medium · Conceptual · Asked 1×Within an ETL pipeline, how do you handle error calls?🟡 Medium · Conceptual · Asked 1×How do you handle error rows in a VGL pipeline?🟡 Medium · Conceptual · Asked 1×If an operation succeeds, it should return a value; if it fails, it should return a different value.🟢 Easy · Conceptual · Asked 1×If any job fails, how would you check the error?🟡 Medium · Debugging · Asked 1×How do you implement fault tolerance using try-except blocks in code?🟢 Easy · Conceptual · Asked 1×

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