Apache Airflow Fundamentals
Validate your Apache Airflow expertise with the Astronomer-led certification. Master DAGs, operators, and production workflows for modern data orchestration.
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Sample Apache Airflow Fundamentals exam question
Answer this question the same way you would on exam day. No sign-up needed — one random question, three tries to swap it out.
A production Airflow deployment uses CeleryExecutor with 4 worker nodes. The ops team is investigating why some DAGs are taking much longer than expected. They notice that a particular DAG has 3 back-to-back runs queued but only the latest run is actively progressing. Which of the following parameters or configurations could be responsible for this behavior? (Select all that apply.)
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