What is the primary function of Power BI?

• Data Storage

• Data Cleaning

• Data Visualization

• Web Development

Which component in Power BI is used for Data Modeling?

• Power Query

• Power Pivot

• Power Automate

• Power View

What is the default file format for a Tableau Workbook?

• .twb

• .xlsx

• .csv

• .json

What is a Power BI Report?

• A collection of multiple dashboards

• A static image of a visualization

• An interactive visualization of data

• A file used for saving raw data

What is the function of Power BI Gateway?

• To connect on-premise data to the cloud

• To store Power BI reports

• To create new data sources

• To automate report generation

Which of the following visualizations is best for showing trends over time?

• Bar Chart

• Line Chart

• Pie Chart

• Scatter Plot

Which feature in Power BI allows users to create custom calculations?

• Measures

• Dimensions

• Filters

• Parameters

What is the purpose of a relative date filter in Tableau?

• It removes duplicate values

• It filters data based on a time range (e.g., last 30 days)

• It only filters text data

• It merges different data sources

Which Tableau file type stores both the workbook and the data?

• .twb

• .twbx

• .csv

• .xlsx

What does the COUNTD() function do in Tableau?

• Counts all numeric values

• Counts distinct (unique) data points

• Summarizes text data

• Calculates the median