PROFESSIONAL-DATA-ENGINEER · Question #376
PROFESSIONAL-DATA-ENGINEER Question #376: Real Exam Question with Answer & Explanation
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Question
You work for a large ecommerce company. You are using Pub/Sub to ingest the clickstream data to Google Cloud for analytics. You observe that when a new subscriber connects to an existing topic to analyze data, they are unable to subscribe to older data. For an upcoming yearly sale event in two months, you need a solution that, once implemented, will enable any new subscriber to read the last 30 days of data. What should you do?
Options
- ACreate a new topic, and publish the last 30 days of data each time a new subscriber connects to an existing topic.
- BSet the topic retention policy to 30 days.
- CSet the subscriber retention policy to 30 days.
- DAsk the source system to re-push the data to Pub/Sub, and subscribe to it.
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