Microsoft Power BI Data Analyst Associate EXAM STUDY GUIDE 2026/2027 COMPLETE QUESTIONS WITH VERIFIED CORRECT ANSWERS || 100% GUARANTEED PASS NEWEST VERSION

Microsoft Power BI Data Analyst Associate EXAM STUDY GUIDE 2026/2027 COMPLETE QUESTIONS WITH VERIFIED CORRECT ANSWERS || 100% GUARANTEED PASS NEWEST VERSION What is the main purpose of Power Query in Power BI? - ANSWER To extract, clean, and transform data before reporting. What types of data does Microsoft Tailwind Traders use? - ANSWER Sales transactions, HR information, warehouse shipments, and financial forecasting. What is a data source? - ANSWER A location where information is stored and retrieved from. What is SQL Server used for? - ANSWER Storing structured data related to sales transactions, customer purchases, and employee IDs. What are the characteristics of Excel files? - ANSWER File-based, flexible but less structured, commonly used for manual tracking. What type of database is Azure Cosmos DB? - ANSWER A NoSQL database designed for flexible, scalable document storage. What is the ETL process? - ANSWER Extract, Transform, Load - a process for preparing data for analysis. What does the 'Extract' step in ETL involve? - ANSWER Retrieving data from different systems. What is the purpose of a semantic model in Power BI? - ANSWER To create relationships between data from multiple systems for analysis and reporting. What is the Power BI Service? - ANSWER The online cloud platform where reports and semantic models are published and shared. What are JSON documents? - ANSWER Text-based structured data formats used in NoSQL databases like Cosmos DB. 1. Which data role enables advanced analytics capabilities through reports and visualizations? - ANSWER Data Analyst 2. Which data analyst task has a critical performance impact on reporting and data analysis? - ANSWER Model Analyze phase provides... - ANSWER data insights but does not have a direct correlation to performance 3. Which one of the following options is a key benefit of data analysis? - ANSWER Informed business decisions What is the common flow of activity in Power BI - ANSWER Bring data into Power BI Desktop and create a report, share it to the Power BI service, view and interact with reports and dashboards in the service and Power BI mobile. 2. Which of the following are building blocks of Power BI? - ANSWER Visualizations, datasets, reports, dashboards, tiles. You have a Power BI dataset that gets data from a table in a SQL Server database. From which in Power BI Desktop can you modify the storage mode of the table? Data view Model view Report view Page view - ANSWER Model view The storage mode of a table in Power BI Desktop is configurable from the Model view, not the Data or Report view. Page view is an option available from within the Report view. You plan to add data to Power BI Desktop from a new data source. You are evaluating whether you should use the DirectQuery storage mode or the Import storage mode. What are two benefits of using Import instead of DirectQuery? Each correct answer presents a complete solution. full support for the Q&A Power BI service full support for the Quick Insights Power BI service support for per table configuration minimized local disk space usage minimized need for data refresh - ANSWER full support for the Q&A Power BI service full support for the Quick Insights Power BI service You have multiple Excel files stored in a folder synced with OneDrive for Business. You need to import data from the files. The solution must NOT use a data gateway. Which type of connector should you use? SharePoint folder FOlder Excel workbook SharePoint list - ANSWER SharePoint folder You create a Power BI data source which uses a SQL SELECT statement. The SQL statement queries multiple tables in a SQL Server database and includes subqueries. When importing data from the data source into Power BI, you receive the following error message: "Timeout expired." You verify that network connection to the SQL Server has sufficient available bandwidth and low latency. You need to minimize the occurrences of the timeout issues indicated by the message. What should you do? Implement groupings in the SQL statement Implement aggregations in the SQL statement Replace subqueries with nested queries Divide the SQL statement into separate data sources - ANSWER Divide the SQL statement into separate data sources You import an Excel file into Power BI Desktop and begin to analyze the data in Power Query Editor. You need to identify outliers in a text column within the data source. Which information should you use from Power Query Editor? the value of the Distinct entry in Column statistics the value of the Unique entry in Column statistics the top and bottom entries in Value distribution the min and max values in Column profile - ANSWER the top and bottom entries in Value distribution You use Power BI Desktop to transform a query that retrieves data from an Excel spreadsheet. You need to view and modify multiple steps in all of the M code. Which interface should you use? Data view Model view Formula Bar in the Power QUery Editor Advanced Editor in the Power QUery Editor - ANSWER Advanced Editor in the Power QUery Editor You have an Excel spreadsheet that contains three columns labeled Year, 2021, and 2012. The entries in rows for the first column consists of names of the individual months in the year while the other two columns contain the sales amount for each month for the corresponding year. You import data from the Excel spreadsheet into Power BI Desktop. You need to transform the data so it will consist of three columns, with the first one containing month, the second containing year, and the third containing the sales amount for that month and year. Which transformation should you use first? Remove Columns Transpose Table Unpivot Pivot - ANSWER Unpivot