Tableau Prep Builder Interface focuses on the layout, tools, and workflow features used for data preparation and transformation in Tableau Prep Builder. The interface helps users clean, combine, and organize data through a visual and interactive environment. This training explains how to navigate the workspace, create flows, and use cleaning operations for efficient data preparation. It also covers input steps, joins, unions, aggregations, and output configurations. You will learn how to streamline data preparation workflows for analytics and business intelligence projects. The course also highlights best practices for managing data flows and improving data quality using Tableau Prep Builder.