QuestionQ87

Working with Dashboards and Visualizations in Databricks

A data analyst uses Databricks to build a dashboard that tracks daily sales volumes and store performance. To make sure area managers always view current data without manual intervention, the analyst wants to automate the dashboard’s data refresh.

Which process should the data analyst use to automatically refresh the displayed data and avoid manual intervention?

  • A Set the Dashboard query to ‘auto-update’ by using a browser extension that reloads the tab at set intervals.
  • B Export the dashboard as a PDF the night before, so the team can see “recent” data the next day.
  • C Use the dashboard’s built-in scheduling option to set an automatic refresh at regular intervals.
  • D Ask all users to press the “Refresh” button on the dashboard whenever they want updated data.
Explanation

Databricks provides a built-in dashboard schedule that runs dashboard datasets at a defined recurring interval, retrieves current data, and refreshes the cached results used by viewers. This keeps the dashboard current without requiring users to refresh it manually.

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