MLSA

What does Power BI primarily do?

• Web development

• Business data analysis

• Video editing

• AI model training

Which component of Power BI is used to create reports?

• Power BI Service

• Power BI Mobile

• Power BI Desktop

• Power BI Cloud

What is the purpose of DAX in Power BI?

• To write SQL queries

• To perform calculations and create measures

• To visualize reports

• To clean data sources

What is a Power BI Dashboard?

• A detailed data table

• A collection of reports in one view

• A live SQL query

• A dataset storage tool

Which data connection mode provides the fastest performance in Power BI?

• DirectQuery

• Import Mode

• Live Connection

• SQL Query Mode

What does Power Query in Power BI do?

• Builds dashboards

• Cleans and transforms data before loading

• Writes DAX formulas

• Only connects Excel files

Which type of visualization is best for showing trends over time?

• Pie chart

• Line chart

• Bar chart

• Table

What is Row-Level Security (RLS) in Power BI?

• A way to secure Power BI login

• A feature to limit data access based on user roles

• A type of visualization

• A file encryption method

What will happen if you delete a column in Power Query and then apply changes?

• It will be removed from the report but still exist in the dataset

• It will be removed from the dataset but not from the original source

• The column will be permanently deleted from the original file

• Power BI will crash

What does Q&A in Power BI allow users to do?

• Ask natural language questions to generate visuals

• Chat with a support agent

• Write SQL queries

• Create complex DAX formulas