Pub/Sub quiz

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

What is a dead-letter topic in Pub/Sub?

1. What is a dead-letter topic in Pub/Sub?
2. What does "acknowledging" (ack) a message mean for a subscriber?
3. What is a Pub/Sub "subscription"?
4. What is the difference between a "push" and a "pull" subscription?
5. What are Pub/Sub "attributes" on a message?
6. How do you create a topic using the gcloud CLI?
7. What delivery guarantee does Pub/Sub provide by default?
8. What is a common architectural use case for Pub/Sub?
9. How does a publisher send a message to a topic?
10. What is the "ack deadline" on a subscription?
11. What is Pub/Sub Lite, and how does it differ from standard Pub/Sub?
12. What is "message ordering" in Pub/Sub, and how is it achieved?

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