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Free Google Professional-Data-Engineer Exam Questions

Absolute Free Professional-Data-Engineer Exam Practice for Comprehensive Preparation 

  • Google Professional-Data-Engineer Exam Questions
  • Provided By: Google
  • Exam: Cloud Certified Professional Data Engineer
  • Certification: Google Cloud Certified
  • Total Questions: 472
  • Updated On: Jan 15, 2026
  • Rated: 4.9 |
  • Online Users: 944
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  • Question 1
    • Your weather app queries a database every 15 minutes to get the current temperature. The frontend is powered by Google App Engine and server millions of users. How should you design the frontend to respond to a database failure?

      Answer: B
  • Question 2
    • You are designing a basket abandonment system for an ecommerce company. The system will send a message
      to a user based on these rules:
      No interaction by the user on the site for 1 hour
      Has added more than $30 worth of products to the basket
      Has not completed a transaction
      You use Google Cloud Dataflow to process the data and decide if a message should be sent. How should you
      design the pipeline?

      Answer: C
  • Question 3
    • Which methods can be used to reduce the number of rows processed by BigQuery?

      Answer: A
  • Question 4
    • You are designing a data warehouse in BigQuery to analyze sales data for a telecommunication service

      provider. You need to create a data model for customers, products, and subscriptions All customers, products,

      and subscriptions can be updated monthly, but you must maintain a historical record of all data. You plan to

      use the visualization layer for current and historical reporting. You need to ensure that the data model is

      simple, easy-to-use. and cost-effective. What should you do?


      Answer: D
  • Question 5
    • Your software uses a simple JSON format for all messages. These messages are published to Google Cloud Pub/Sub, then processed with Google Cloud Dataflow to create a real-time dashboard for the CFO. During testing, you notice that some messages are missing in the dashboard. You check the logs, and all messages are being published to Cloud Pub/Sub successfully. What should you do next?

      Answer: B
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