Power BI for Business Analytics

What is data visualization in Power BI?

• Data visualization in Power BI is the graphical representation of data within reports and dashboards to aid in data analysis and decision-making.

• Data visualization in Power BI refers to organizing data in alphabetical order

• Data visualization in Power BI is the process of creating animations with data

• Data visualization in Power BI involves converting text data into audio files

How can you create a dashboard in Power BI?

• Create visualizations, import data, arrange on report pages, publish report

• Import data, create visualizations, arrange on report pages, publish report, pin visuals to dashboard

• Import data, create visualizations, arrange on report pages, publish report, share report

• Import data, create visualizations, publish report, pin visuals to dashboard

Explain the concept of data modeling in Power BI.

• Data modeling in Power BI is focused on aesthetics rather than data relationships.

• Data modeling in Power BI involves only importing data without any transformations.

• Data modeling in Power BI is the process of creating visualizations only.

• Data modeling in Power BI is the process of defining relationships between tables, creating calculated columns and measures, and optimizing the data model for better performance.

What tools are available in Power BI for data analysis?

• Power Excel

• Python libraries

• Power Query, DAX, visualization tools, AI capabilities

• Tableau

How can you generate reports in Power BI?

• Download data, create a Word document, send via email

• Ask a colleague to manually write the report

• Use a calculator to summarize data

• Connect to data sources, import data, create visualizations, arrange into report layout, publish to Power BI Service

What is data integration in Power BI?

• Data integration in Power BI involves deleting data from different sources

• Data integration in Power BI refers to creating visualizations only

• Data integration in Power BI is the process of encrypting data

• Data integration in Power BI involves combining data from different sources into a unified view for analysis.

Why is data visualization important in business analytics?

• Data visualization is important in business analytics to present complex data visually, reveal patterns and trends, and facilitate better decision-making.

• Business analytics does not require visual representation of data.

• Data visualization leads to data misinterpretation and confusion.

• Data visualization is only useful for entertainment purposes.

What are the key components of a dashboard in Power BI?

• Graphs

• Visuals, Filters, Slicers, Tiles, Text Boxes

• Charts

• Tables

How does data modeling help in decision-making processes?

• Data modeling is irrelevant and has no impact on decision-making processes.

• Data modeling only works for specific industries and not for general decision-making.

• Data modeling provides a structured framework for organizing and understanding data, enabling more accurate and efficient decision-making.

• Data modeling creates confusion and hinders decision-making processes.

What are some common data analysis techniques used in Power BI?

• filtering, sorting, grouping, calculated columns, measures, visualizations

• forecasting

• merging

• aggregating