Airflow quiz

Test your Airflow knowledge with a free interactive quiz — 22 questions with answers and explanations. No signup needed to play.

What does task "retries" configuration do?

1. What does task "retries" configuration do?
2. How do you run a specific DAG manually (outside its normal schedule)?
3. What is a Airflow "Connection" used for?
4. What does a DAG's `schedule` (or `schedule_interval`) parameter control?
5. What is the Airflow web UI primarily used for?
6. How do you define that Task B should run only after Task A completes?
7. What is an "Operator" in Airflow?
8. What is XCom in Airflow?
9. What is the Airflow Scheduler responsible for?
10. What is a "sensor" operator in Airflow?
11. What is the difference between the Airflow Scheduler and an Airflow Worker (in setups using the Celery or Kubernetes executor)?
12. What is a "backfill" in Airflow?

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