Question: Is SQL required in Power BI? Answer: Yes, having knowledge on SQL is beneficial for customization in Power BI, so you must know the fundamentals of SQL as well as CRUD operations , ACID properties.
Question: What is Power BI? Answer: Power BI is a business analytics service by Microsoft that provides interactive visualizations and business intelligence capabilities with an interface simple enough for end users to create their own reports and dashboards.
Question: Explain the main components of Power BI. Answer: The main components of Power BI include: ● Power BI Desktop: A Windows application for creating interactive reports and dashboards. ● Power BI Service: An online service for sharing and collaborating on reports and dashboards. ● Power BI Mobile: Mobile apps for viewing and interacting with reports and dashboards on smartphones and tablets.
Question: What is Power Query in Power BI? Answer: Power Query is a data transformation and preparation tool in Power BI used for cleaning, shaping, and transforming data from different sources before it is loaded into the data model. It allows users to perform various data transformations using a user-friendly interface.