Senior BI Developer Interview Questions and Answers

Context filter, set, and parameter are key concepts in BI development for filtering data based on specific criteria.

• Context filter is used to filter data within a specific context or scope in a BI report or dashboard.

• Set is a predefined group of values that can be used as a filter in BI tools.

• Parameter is a variable that can be used to dynamically change the filter criteria in a BI report.

• Examples: Context filter can be applied to a specific region in a sales report, a set ca...read more

Extensions in Tableau are custom add-ons that enhance the functionality of Tableau by allowing users to integrate external services and applications.

• Extensions can be used to connect Tableau with third-party applications, services, and data sources.

• They can be developed using HTML, CSS, and JavaScript to create custom visualizations, write-back capabilities, and more.

• Examples of extensions include integrating Tableau with Google Maps for geospatial analysis, embedding Tableau...read more

Row level security is a feature that restricts access to specific rows of data in a database based on the user's permissions.

• Row level security limits access to certain rows of data based on user roles or attributes

• It ensures that users can only see the data they are authorized to access

• For example, a sales manager may only be able to view sales data for their region