Celery quiz

Test your Celery knowledge with a free interactive quiz — 43 questions with answers and explanations. No signup needed to play.

What is the purpose of specifying a named queue when calling apply_async(queue='emails')?

1. What is the purpose of specifying a named queue when calling apply_async(queue='emails')?
2. Which command starts a Celery worker for an app defined in celery_app.py?
3. What is a Celery worker?
4. What does result.get(timeout=10) do when called on an AsyncResult?
5. What is the purpose of a result backend in Celery?
6. What is the difference between .delay() and .apply_async()?
7. What role does a message broker (e.g. Redis or RabbitMQ) play in a Celery setup?
8. What decorator turns a plain Python function into a Celery task?
9. What does the max_retries option on a Celery task control?
10. Can a single Celery deployment use multiple named queues consumed by different worker groups?
11. What does result.status return for a task that is currently being executed by a worker?
12. What does calling my_task.delay(arg1) do?

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