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100% Google Professional-Data-Engineer Exam Coverage, Valid Braindumps Professional-Data-Engineer Ppt

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100% Google Professional-Data-Engineer Exam Coverage, Valid Braindumps Professional-Data-Engineer Ppt

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Google Certified Professional Data Engineer Exam Sample Questions (Q124-Q129):

NEW QUESTION # 124
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?

Answer: C

Explanation:
Session windows in Dataflow allow grouping events based on periods of user activity separated by a defined inactivity gap. Setting a 30-minute gap ensures that all clicks within a single user site visit are aggregated correctly, while automatically starting a new session after inactivity.


NEW QUESTION # 125
You have some data, which is shown in the graphic below. The two dimensions are X and Y, and the shade of each dot represents what class it is. You want to classify this data accurately using a linear algorithm.

To do this you need to add a synthetic feature. What should the value of that feature be?