Apache Airflow Interview Questions: Basic, Intermediate and Advanced Levels

𝗕𝗮𝘀𝗶𝗰 𝗟𝗲𝘃𝗲𝗹:

• What is Apache Airflow, and why is it used?
• Explain the concept of Directed Acyclic Graphs (DAGs) in Airflow.
• How do you define tasks in Airflow?
• What are the different types of operators in Airflow?
• How can you schedule a DAG in Airflow?

𝗜𝗻𝘁𝗲𝗿𝗺𝗲𝗱𝗶𝗮𝘁𝗲 𝗟𝗲𝘃𝗲𝗹:

• How do you monitor and manage workflows in Airflow?
• Explain the difference between Airflow Sensors and Operators.
• What are XComs in Airflow, and how do you use them?
• How do you handle dependencies between tasks in a DAG?
• Explain the process of scaling Airflow for large-scale workflows.

𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗟𝗲𝘃𝗲𝗹:

• How do you implement retry logic and error handling in Airflow tasks?
• Describe how you would set up and manage Airflow in a production environment.
• How can you customize and extend Airflow with plugins?
• Explain the process of dynamically generating DAGs in Airflow.
• Discuss best practices for optimizing Airflow performance and resource utilization.
• How do you manage and secure sensitive data within Airflow workflows?

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