Professional-Data-Engineer Exam Question 101

You need to store and analyze social media postings in Google BigQuery at a rate of 10,000 messages per minute in near real-time. Initially, design the application to use streaming inserts for individual postings. Your application also performs data aggregations right after the streaming inserts. You discover that the queries after streaming inserts do not exhibit strong consistency, and reports from the queries might miss in-flight data.
How can you adjust your application design?
  • Professional-Data-Engineer Exam Question 102

    You create an important report for your large team in Google Data Studio 360. The report uses Google BigQuery as its data source. You notice that visualizations are not showing data that is less than 1 hour old.
    What should you do?
  • Professional-Data-Engineer Exam Question 103

    You want to analyze hundreds of thousands of social media posts daily at the lowest cost and with the fewest steps.
    You have the following requirements:
    * You will batch-load the posts once per day and run them through the Cloud Natural Language API.
    * You will extract topics and sentiment from the posts.
    * You must store the raw posts for archiving and reprocessing.
    * You will create dashboards to be shared with people both inside and outside your organization.
    You need to store both the data extracted from the API to perform analysis as well as the raw social media posts for historical archiving. What should you do?
  • Professional-Data-Engineer Exam Question 104

    You are deploying MariaDB SQL databases on GCE VM Instances and need to configure monitoring and alerting. You want to collect metrics including network connections, disk IO and replication status from MariaDB with minimal development effort and use StackDriver for dashboards and alerts.
    What should you do?
  • Professional-Data-Engineer Exam Question 105

    Which is the preferred method to use to avoid hotspotting in time series data in Bigtable?