Tableau&Power Bi

What type of data sources can Tableau connect to?

• Spreadsheets and databases only
  
  

• Cloud services and big data platforms only
  
  

• Databases and cloud services only

• Spreadsheets, databases, cloud services, and big data platforms

How does Tableau help users gain insights from data?

• By automatically generating reports

• By providing pre-defined charts and graphs

• By enabling users to create interactive visualizations and perform ad-hoc analysis

• By offering statistical modeling tools

Which of the following is a data visualization feature in Power BI?

• 1. Charts

• 1. Word processing

• 1. Video editing

• 1. Animation

What is Power BI?

• business analytics tool
  
  

• .  database management system

• project management software

• graphic design tool

Which of the following is NOT a feature of Tableau?

• Data transformation and blending

• Real-time data connection
  
  

• Word processing and document creation

• Data collaboration and sharing

Which of the following is a visualization option in Power BI?

• 1. Pivot table

• 1. Histogram

• 1. Bubble chart

• 1. All of the above

Which of the following is a way to filter data in Power BI?

• 1. Slicer

• 1. Scatter plot

• 1. Histogram

• 1. Line chart

What is the purpose of the Power BI service?

• 1. To create and manage data models

• 1. To import and transform data from various sources

• 1. To analyze and visualize data

• 1. To share reports and dashboards with other users

Which Tableau feature is used to define relationships between tables in a database?

• Calculated fields

• Quick filters

• Joins

• Sets

What is the purpose of using “Aggregation” in Tableau?

• To perform advanced statistical analysis
  
  

• To create customized groups of data points based on specific criteria
  
  

• To calculate summary values of data points
  
  

• To organize data into levels of detail for drilling down and analysis