Publishing reports in Power BI - Practice Problems & Coding Challenges

Challenge - 5 Problems

🧠 Conceptual

intermediate

Understanding Power BI Report Publishing Options

Which of the following is NOT a valid destination for publishing a Power BI report directly from Power BI Desktop?

A Local Excel Workbook

B Microsoft Teams

C Power BI Report Server

D Power BI Service (app.powerbi.com)

💡 Hint

Think about where Power BI Desktop can publish reports directly without exporting.

Power BI Desktop can publish reports directly to Power BI Service, Power BI Report Server, and Microsoft Teams (via integration). It cannot publish directly to a local Excel workbook.

🎯 Scenario

intermediate

Choosing the Right Workspace for Publishing

You have created a sales report in Power BI Desktop. Your company has multiple workspaces in Power BI Service: 'Marketing', 'Finance', and 'Sales'. You want only the sales team to access this report. Which workspace should you publish to?

A Publish to 'Marketing' workspace

B Publish to 'Finance' workspace

C Publish to 'Sales' workspace

D Publish to 'My Workspace'

💡 Hint

Consider who needs access and workspace purpose.

Publishing to the 'Sales' workspace ensures only the sales team members with access to that workspace can view the report. 'My Workspace' is personal and not ideal for team sharing.

❓ dax_lod_result

advanced

DAX Measure Behavior After Publishing

Consider this DAX measure used in a Power BI report:

Sales Last Year = CALCULATE(SUM(Sales[Amount]), SAMEPERIODLASTYEAR(Calendar[Date]))

After publishing the report to Power BI Service, users report that the measure shows blank values. What is the most likely cause?

A Power BI Service does not support SAMEPERIODLASTYEAR function.

B The Calendar table is not marked as a Date table in the model.

C The measure syntax is invalid and causes errors after publishing.

D The Sales table has no data for last year.

💡 Hint

Think about time intelligence functions and their requirements.

SAMEPERIODLASTYEAR requires the date column to be marked as a Date table in the model. Without this, the measure returns blanks after publishing.

🔧 Formula Fix

advanced

Troubleshooting Report Refresh Failure After Publishing

After publishing a Power BI report connected to an on-premises SQL Server database, the scheduled refresh fails with an error about credentials. Which of the following is the most likely cause?

A The gateway is not installed or configured properly.

B The report uses unsupported visuals.

C The Power BI Service is down.

D The report file is too large.

💡 Hint

Think about how Power BI Service accesses on-premises data.

Power BI Service requires a data gateway to connect securely to on-premises data sources. If the gateway is missing or misconfigured, refresh fails due to credential errors.

❓ visualization

expert

Designing a Dashboard for Published Report Access

You want to create a Power BI dashboard that summarizes key metrics from multiple published reports across different workspaces. Which approach best ensures users see up-to-date data and can navigate to detailed reports?

A Share individual report links via email without a dashboard.

B Export all reports to PDF and combine them into one document.

C Create a new report combining all datasets and publish it to a single workspace.

D Create a new dashboard in Power BI Service and pin visuals from each published report.

💡 Hint

Consider live data updates and user navigation experience.

Pinning visuals from published reports to a dashboard in Power BI Service provides live data updates and easy navigation to detailed reports, making it the best approach.

Practice

1. What is the main purpose of publishing a Power BI report?

easy

A. To make the report accessible online for sharing and collaboration

B. To delete the report from your computer

C. To convert the report into a PDF file automatically

D. To create a backup copy on your local drive

Solution

1. Step 1: Understand the function of publishing in Power BI

   Publishing allows reports to be shared and accessed online by others.

2. Step 2: Compare options with publishing purpose

   Only To make the report accessible online for sharing and collaboration describes making reports accessible online for sharing and collaboration.

3. Final Answer:

   To make the report accessible online for sharing and collaboration -> Option A

4. Quick Check:

   Publishing = Sharing reports online [OK]

Hint: Publishing means sharing reports online for others to see [OK]

Common Mistakes:

• Thinking publishing deletes or backs up files locally
• Confusing publishing with exporting to PDF
• Assuming publishing only saves reports privately

2. Which of the following is the correct way to publish a report from Power BI Desktop?

easy

A. Click View > Publish Report

B. Click File > Export > Publish to Web

C. Click Home > Publish and select a workspace

D. Click Data > Publish Dataset

Solution

1. Step 1: Recall the publishing process in Power BI Desktop

   Publishing is done from the Home tab using the Publish button.

2. Step 2: Match the correct menu path

   Click Home > Publish and select a workspace correctly shows Home > Publish and selecting a workspace.

3. Final Answer:

   Click Home > Publish and select a workspace -> Option C

4. Quick Check:

   Publish button is on Home tab [OK]

Hint: Publish from Home tab, not File or View [OK]

Common Mistakes:

• Looking for publish under File or View menus
• Confusing Export with Publish
• Trying to publish dataset instead of report

3. After publishing a report to a shared workspace, what happens if you set up a scheduled refresh in Power BI Service?

medium

A. The report layout changes automatically

B. The report data updates automatically at set times

C. The report is deleted after refresh

D. The report becomes read-only and cannot be edited

Solution

1. Step 1: Understand scheduled refresh purpose

   Scheduled refresh updates the data in the report automatically on a schedule.

2. Step 2: Evaluate each option

   Only The report data updates automatically at set times correctly describes automatic data updates; others are incorrect effects.

3. Final Answer:

   The report data updates automatically at set times -> Option B

4. Quick Check:

   Scheduled refresh = automatic data update [OK]

Hint: Scheduled refresh updates data, not layout or permissions [OK]

Common Mistakes:

• Thinking refresh changes report design
• Assuming refresh deletes reports
• Believing refresh locks report editing

4. You published a report but users report they cannot see it. What is the most likely issue?

medium

A. The report was published using the wrong file format

B. The report file was too large to publish

C. The report was published but not saved in Power BI Desktop

D. The report was published to a personal workspace without sharing access

Solution

1. Step 1: Identify common access issues after publishing

   Publishing to personal workspace limits access to only the owner unless shared.

2. Step 2: Analyze options for visibility problems

   The report was published to a personal workspace without sharing access correctly explains lack of sharing as cause; others are less likely or incorrect.

3. Final Answer:

   The report was published to a personal workspace without sharing access -> Option D

4. Quick Check:

   Personal workspace limits access unless shared [OK]

Hint: Check workspace sharing settings if users can't see report [OK]

Common Mistakes:

• Assuming file size blocks publishing
• Thinking saving in Desktop affects published report
• Confusing file format with publishing issues

5. You want to share a report with your team and ensure data refreshes daily without manual effort. Which steps should you take?

hard

A. Publish to a shared workspace and configure scheduled refresh in Power BI Service

B. Export the report to Excel and email it daily

C. Publish to your personal workspace and ask team members to refresh manually

D. Save the report locally and share the file via USB

Solution

1. Step 1: Identify sharing method for team access

   Publishing to a shared workspace allows team members to access the report online.

2. Step 2: Set up automatic data updates

   Configuring scheduled refresh in Power BI Service ensures data updates daily without manual work.

3. Final Answer:

   Publish to a shared workspace and configure scheduled refresh in Power BI Service -> Option A

4. Quick Check:

   Shared workspace + scheduled refresh = team access + auto updates [OK]

Hint: Use shared workspace plus scheduled refresh for team auto updates [OK]

Common Mistakes:

• Using personal workspace limits team access
• Relying on manual refresh defeats automation
• Sharing files offline misses online collaboration benefits