Error Handling Interview Questions

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

🎤 Auto-captured by Assisting AI during live interviews

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.

How does AWS Step Functions handle retries and error states in a state machine?🟡 Medium · Conceptual · Asked 1×What did you do when a batch load introduced bad rows?🟡 Medium · Conceptual · Asked 1×The script pulls data from an API, and the API fails on about one call in 50. What does that mean, and how would you handle it?🟡 Medium · Conceptual · Asked 1×You mentioned using Langgraph for error handling and recovery in LLM workflows. Can you explain how you apply prompt engineering techniques within these workflows to improve the model's performance in real‑world scenarios?🟡 Medium · Conceptual · Asked 1×Can you describe your experience with error detection and automatic recovery in FastAPI services, and how you have used Langgraph or similar tools to design LLM‑powered workflows, including prompt engineering techniques?🟡 Medium · Conceptual · Asked 1×You discussed comprehensive error handling and monitoring strategies in your FastAPI services. Can you share an example where these measures helped you quickly detect and resolve an issue?🟡 Medium · Behavioral · Asked 1×In Python, why does calling input() on a list cause an 'expected : ' error, and how can you correctly pass a list element to a function?🟡 Medium · Conceptual · 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×How would you design a robust data ingestion pipeline that recursively grabs files and handles errors gracefully, using tools like DBT, Redshift, and Power BI?🟡 Medium · Conceptual · Asked 1×How do you implement fault tolerance using try-except blocks in code?🟢 Easy · Conceptual · Asked 1×Can you help me understand, have you ever made a mistake in your work? How did you handle it, and what did you learn from it?🔴 Hard · Behavioral · Asked 1×

🎤 Get Error Handling questions answered in real-time

Assisting AI listens to your interview, captures questions live, and gives you instant AI-powered answers on a discreet on-screen overlay.

Get Assisting AI — Starts at ₹500

Browse Other Topics