Microsoft Power BI 778 2026 July
Prepare for the Microsoft Power BI 778 2026 July certification. Practice questions with answer explanations covering all exam domains. 🎓

Microsoft Power BI 778 Questions and Answers
Microsoft’s Power BI is an interactive data visualization software application that focuses on business intelligence. The Microsoft Power Platform includes it.
Analysts and other users can use Power BI Desktop to develop data connections, data models, and reports. Those reports can be shared via the Power BI service, allowing other users to read and interact with them.
Microsoft offers a free download of the Power BI desktop program, which you can find here. Power BI Desktop does not require a Power BI license to develop Data Models and Reports.
Microsoft Power BI is a business intelligence tool that lets you run reports and get insights from your data. Power BI can connect to a wide range of data sources and “cleans up” the information it receives to make it easier to consume and understand. This data can then be used to create reports and visualizations that can be shared with other users.
Microsoft Power BI is a business intelligence platform that provides tools for aggregating, analyzing, displaying, and sharing data to nontechnical business users. For users acquainted with Excel, Power BI’s user interface is pretty intuitive, and its strong connectivity with other Microsoft applications makes it an extremely adaptable self-service tool with little upfront training.
Use the drop-down menu to modify Top N filters to enable Microsoft Power BI top 10 filters.
Yes, we can now connect to a Microsoft Power BI service account and evaluate reports and datasets directly from Excel using the new Power BI Publisher add-in for Excel.
There are two ways to get started with the download: Click the download button on the Power BI Desktop webpage, or the download button beneath the down-arrow tab in the online Office 365 edition of Power BI. In any case, an.msi file will be downloaded to your PC. Once the download is complete, run that file.
To do so, navigate to the ‘File’ menu and select ‘Options & Settings,’ followed by ‘Options.’ When your application requires an update, click ‘Updates’ to receive a notification. Then click ‘Ok’ after selecting the check box. When you open the app, you will now receive a notification.
Power BI is an excellent business intelligence application, however, it does not work on Macs.
Microsoft Power BI is a set of tools and services for individuals and teams that includes business intelligence (BI), reporting, and data visualization. Power BI is distinguished by its simplified publication and distribution capabilities, as well as its connectivity with other Microsoft products and services.
Stacked Bar Chart in Power BI A bar chart can be used to compare numerous dimensions to a single metric.
You may make design changes to your whole report with Power BI Desktop report themes, use corporate colors, update icon sets, or apply new default visual formatting, for example. The default colors and layout for all graphics in your report are set when you apply a report theme.
- For the reports you want to include in the Power BI App, toggle the Include in App button (found to the right of the report name). You may easily return to this view and re-toggle the button if you change your mind and wish to add or remove one in the future.
- In the workspace’s upper right corner, click the Create App button.
- Finish the Setup page.
- Complete the Navigation screen to customize the program’s side panel, which is used to browse between the included reports (accessed by clicking Navigation at the top).
- The Permissions panel is the final screen, where you can grant access to the app.
- Click the Publish app icon in the bottom right corner to complete the app construction.
- Click the Update app button in the top right corner of the workspace view to update the app by adding or removing reports or changing any of the settings.
Microsoft Power BI uses Data Analysis Expressions (DAX) to create calculated columns, measurements, and custom tables. It’s a group of functions, operators, and constants that can be combined in a formula to calculate and return one or more values.
If you go to the gear icon and select Manage personal storage when you join in to the Power BI Service, you can see if you have a Pro account.
- Choose the Explore Data tab at the top of the Web Reports window.
- Set the columns and filters you want to see.
- Save the report by clicking the Save button.
- The Firebug for Firefox is a good example of a JavaScriptTM debugger.
- Enter the WR.PrintReportXML command in the debugger’s console box ()
- On a blank report page, pick the SalesStage > Sales Stage field.
- To change the column chart to a funnel chart, click the funnel icon.
- Select Fact > Opportunity Count from the Fields window.
- Hovering your mouse over a bar will provide a variety of information. The stage’s name is
- Save the document.
The Play Axis graphic acts as a dynamic slicer, animating your other report visuals without requiring you to click each time you want to modify your filter value.
Power BI is an Azure-based solution. Power BI can connect to a variety of different data sources. On the dataset, you can use Power BI Desktop to build reports and data visualizations. The Power BI gateway connects to on-premise data sources in order to provide continuous data for reporting and analytics.
Power BI Desktop is a free tool that lets you connect to, transform, and visualize your data on your local computer. With Power BI Desktop, you can connect to a variety of data sources and combine them into a data model (a process known as modeling).
The following are some advantages of funnel charts:
- when the information is sequential and passes through at least four phases
- when the quantity of “things” in the first stage is projected to outnumber those in the final stage
- to estimate potential (income, sales, deals, etc.) at various phases
- conversion and retention rates are calculated and tracked.
- in a linear process to find bottlenecks
- to monitor the progress of a shopping cart
- to monitor the progress and results of click-through advertising and marketing initiatives
No, because Power BI is a Windows-only application, it cannot be used on a Mac.
The monthly fee for Power BI Pro is $9.99 per user.
Send a link to a report
- Select Share from a drop-down menu or from an open report.
- Then, in the Send link window, you may copy the sharing link or send it to people in your business using Outlook, PowerPoint, or Teams.
You can use what-if variables in your reports, interact with them as slicers, and display and quantify distinct key values. On the Modeling tab of Power BI Desktop, create a what-if parameter. When you choose it, a dialog box displays with options for configuring the parameter.
Select all of the columns in Power Query to check for duplicate records in the data set. To do so, click each column while holding down the Shift key. Then, from the Keep Rows dropdown, select Keep Duplicates.
Change the date column format in Power Bi to dd/mm/yy.
- The column tools on the ribbon will open when you click the Date column.
- Click the Format menu and choose dd/mm/yy in the formatting area.
Power Pivot is a tool that helps you model your data and execute more complicated computations than Excel can. When working with large data sets, Power Pivot comes in handy. Power Pivot is used to construct relationships between tables/queries once Power Query has imported and cleansed the various data sources.
We can manually refresh data in Power BI. When customers need to view the most recent data in the report, they must connect to Power BI Service and manually refresh data.
Microsoft’s Power BI is an interactive data visualization software application that focuses on business intelligence. The Microsoft Power Platform includes it.
Non-pro(free) users cannot be shared with or share content with others unless they are part of an organization that has purchased a premium license and the contents being shared are premium.
Power BI employs two principal repositories for storing and managing data: data provided by users is normally transmitted to Azure Blob Storage, and all information and artifacts for the system are saved in Azure SQL Database.
Learning Power BI takes 4-6 weeks.
Candidates taking office skills assessments can prepare with our free Google Sheets skills assessment practice test — covering formulas, pivot tables, VLOOKUP, conditional formatting, and data visualization.
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- ✓Confirm your exam appointment and location
- ✓Bring required identification documents
- ✓Arrive 30 minutes early to check in
- ✓Read each question carefully before answering
- ✓Flag difficult questions and return to them later
- ✓Manage your time — don't spend too long on one question
- ✓Review flagged questions before submitting
- +Validates your knowledge and skills objectively
- +Increases job market competitiveness
- +Provides structured learning goals
- +Networking opportunities with other certified professionals
- −Study materials can be expensive
- −Exam anxiety can affect performance
- −Requires dedicated preparation time
- −Retake fees apply if you don't pass
About the Author
Senior Cloud Architect & Cybersecurity Certification Trainer
Stanford UniversityDavid Chen holds a Master of Science in Computer Science from Stanford University and has earned over 25 professional certifications across AWS, Microsoft Azure, Google Cloud, cybersecurity, and enterprise architecture domains. He works as a solutions architect and now focuses on helping IT professionals pass cloud, security, and technical certification exams.