Google Cloud Professional Data Engineer PDE — Topic 1 Question 342

Question

You are using Dataflow to build a streaming data pipeline to analyze user website click activity from Pub/Sub. You need to calculate the number of clicks for each user site visit. A site visit is defined as a period of activity followed by 30 minutes of inactivity for a specific user. What should you do?

Accepted Answer

Correct answer: D. The correct answer is D. Option D: Use session windows with a 30-minute gap duration. This option meets the real-time / low-latency performance requirement.

Google Cloud Professional Data Engineer PDE — Question 342