Exam4Training

Microsoft DA-100 Analyzing Data with Microsoft Power BI Online Training

Question #1

Topic 1, Litware, Inc. Case Study

This is a case study. Case studies are not timed separately. You can use as much exam time as you would like to complete each case. However, there may be additional case studies and sections on this exam. You must manage your time to ensure that you are able to complete all questions included on this exam in the time provided.

To answer the questions included in a case study, you will need to reference information that is provided in the case study. Case studies might contain exhibits and other resources that provide more information about the scenario that is described in the case study. Each question is independent of the other questions in this case study.

At the end of this case study, a review screen will appear. This screen allows you to review your answers and to make changes before you move to the next section of the exam. After you begin a new section, you cannot return to this section.

To start the case study

To display the first question in this case study, click the Next button. Use the buttons in the left pane to explore the content of the case study before you answer the questions. Clicking these buttons displays information such as business requirements, existing environment and problem statements. If the case study has an All Information tab, note that the information displayed is identical to the information displayed on the subsequent tabs. When you are ready to answer a question, click the Question button to return to the question.

Overview

Litware, Inc. is an online retailer that uses Microsoft Power Bl dashboards and reports.

The company plans to leverage data from Microsoft SQL Server databases, Microsoft Excel files, text files, and several other data sources.

Litware uses Azure Active Directory (Azure AD) to authenticate users.

– Existing Environment

Sales Data

Litware has online sales data that has the SQL schema shown in the following table.

In the Date table, the dateid column has a format of yyyymmdd and the month column has a format of yyyymm.

The week column in the Date table and the weekid column in the Weekly_Returns table have a format of yyyyww.

The regionid column can be managed by only one sales manager.

Data Concerns

You are concerned with the quality and completeness of the sales data. You plan to verify the sales data for negative sales amounts.

Reporting Requirements

Litware identifies the following technical requirements:

• Executives require a visual that shows sales by region.

• Regional managers require a visual to analyze weekly sales and returns.

• Sales managers must be able to see the sales data of their respective region only.

• The sales managers require a visual to analyze sales performance versus sales targets.

• The sale department requires reports that contain the number of sales transactions.

• Users must be able to see the month in reports as shown in the following example: Feb 2020.

• The customer service department requires a visual that can be filtered by both sales month and ship month independently.

You need to create a relationship between the Weekly_Returns table and the Date table to meet the reporting requirements of the regional managers .

What should you do?

  • A . In the Weekly.Returns table, create a new calculated column named date-id in a format of yyyymmdd and use the calculated column to create a relationship to the Date table.
  • B . Add the Weekly_Returns data to the Sales table by using related DAX functions.
  • C . Create a new table based on the Date table where date-id is unique, and then create a many-to-many relationship to Weekly_Return.

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Correct Answer: A
A

Explanation:

Scenario: Region managers require a visual to analyze weekly sales and returns.

To relate the two tables we need a common column.

Question #2

You need to address the data concerns before creating the data model .

What should you do in Power Query Editor?

  • A . Select Column distribution.
  • B . Select the sales_amount column and apply a number filter.
  • C . Select Column profile, and then select the sales_amount column.
  • D . Transform the sales_amount column to replace negative values with 0.

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Correct Answer: C
Question #3

You need to create a calculated column to display the month based on the reporting requirements .

Which DAX expression should you use?

  • A . FORMAT(‘Date'[date], "MMM YYYY")
  • B . FORMAT(‘Date’ [date], "M YY")
  • C . FORMAT(‘Date'[date_id], "MMM") ""& & FORMAT(‘Date'[year], "#")
  • D . FORMAT(‘Date’ [date_id], "MMM YYYY")

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Correct Answer: A
Question #4

What should you create to meet the reporting requirements of the sales department?

  • A . a measure that uses a formula of SUM (Sales [sales_id])
  • B . a calculated column that use a formula of COUNTA(sales [sales_id])
  • C . a measure that uses a formula of COUNTROWS (Sales)
  • D . a calculated column that uses a formula of SUM (Sales [sales_id])

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Correct Answer: C
C

Explanation:

The sale department requires reports that contain the number of sales transactions.

The COUNTROWS function counts the number of rows in the specified table, or in a table defined by an expression.

Reference: https://docs.microsoft.com/en-us/dax/countrows-function-dax

Question #5

You need to create the required relationship for the executive’s visual .

What should you do before you can create the relationship?

  • A . Change the data type of Sales[region_id] to Whole Number.
  • B . In the Sales table, add a measure for sum(sales_amount).
  • C . Change the data type of sales[sales_id] to Text.
  • D . Change the data type of sales [region_id] to Decimal Number.

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Correct Answer: A
A

Explanation:

Scenario: Executives require a visual that shows sales by region.

Need to change the sales_id column from Varchar to Whole Number (Integer).

Question #6

HOTSPOT

You need to create a visualization to meet the reporting requirements of the sales managers.

How should you create the visualization? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Scenario: The sales managers require a visual to analyze sales performance versus sales targets.

Box 1: KPI

A Key Performance Indicator (KPI) is a visual cue that communicates the amount of progress made toward a measurable goal.

Box 2: Sales[sales_amount]

Box 3: Date[month]

Time > FiscalMonth. This value will represent the trend.

Box 4: Targets[sales_target]


Question #7

You need to create relationships to meet the reporting requirements of the customer service department.

What should you create?

  • A . an additional date table named ShipDate, a one-to-many relationship from Sales[sales_date_id] to Date[date_id], and a one-to-many relationship from Sales[sales_ship_date_id] to ShipDate[date_id]
  • B . an additional date table named ShipDate, a many-to-many relationship from Sales[sales_date_id] to Date[date_id], and a many-to-many relationship from Sales[sales_ship_date_id] to ShipDate[date_id]
  • C . a one-to-many relationship from Date[date_id] to Sales[sales_date_id] and another one-to-many relationship from Date[date_id] to Weekly_Returns[week_id]
  • D . a one-to-many relationship from Sales[sales_date_id] to Date[date_id] and a one-to-many
    relationship from Sales[sales_ship_date_id] to Date[date_id]
  • E . a one-to-many relationship from Date[date_id] to Sales[sales_date_id] and another one-to-many relationship from Date[date_id] to Sales[sales_ship_date_id]

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

Scenario: The customer service department requires a visual that can be filtered by both sales month and ship month independently.

Reference: https://docs.microsoft.com/en-us/power-bi/transform-model/desktop-relationships-understand

Question #8

You need to provide a solution to provide the sales managers with the required access.

What should you include in the solution?

  • A . Create a security role that has a table filter on the Sales_Manager table where username = UserName()
  • B . Create a security role that has a table filter on the Region_Manager table where sales_manager_id = UserPrincipalName().
  • C . Create a security role that has a table filter on the Sales_Manager table where name = UserName().
  • D . Create a security role that has a table filter on the Sales_Manager table where username = sales_manager_id.

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Correct Answer: A
A

Explanation: https://powerbi.microsoft.com/en-us/blog/using-username-in-dax-with-row-level-security/

Question #9

Topic 2, Contoso Ltd, Case Study

Overview

This is a case study. Case studies are not timed separately. You can use as much exam time as you would like to complete each case. However, there may be additional case studies and sections on this exam. You must manage your time to ensure that you are able to complete all questions included on this exam in the time provided.

To answer the questions included in a case study, you will need to reference information that is provided in the case study. Case studies might contain exhibits and other resources that provide more information about the scenario that is described in the case study. Each question is independent of the other questions in this case study.

At the end of this case study, a review screen will appear. This screen allows you to review your answers and to make changes before you move to the next section of the exam. After you begin a new section, you cannot return to this section.

To start the case study

To display the first question in this case study, click the Next button. Use the buttons in the left pane to explore the content of the case study before you answer the questions. Clicking these buttons displays information such as business requirements, existing environment and problem statements. If the case study has an All Information tab, note that the information displayed is identical to the information displayed on the subsequent tabs. When you are ready to answer a question, click the Question button to return to the question.

Existing Environment

Contoso, Ltd. is a manufacturing company that produces outdoor equipment Contoso has quarterly board meetings for which financial analysts manually prepare Microsoft Excel reports, including profit and loss statements for each of the company’s four business units, a company balance sheet, and net income projections for the next quarter.

Data and Sources

Data for the reports comes from three sources. Detailed revenue, cost and expense data comes from an Azure SQL database. Summary balance sheet data comes from Microsoft Dynamics 365 Business Central. The balance sheet data is not related to the profit and loss results, other than they both relate to dates.

Monthly revenue and expense projections for the next quarter come from a Microsoft SharePoint Online list. Quarterly projections relate to the profit and loss results by using the following shared dimensions: date, business unit, department, and product category.

Net Income Projection Data

Net income projection data is stored in a SharePoint Online list named Projections in the format shown in the following table.

Revenue projections are set at the monthly level and summed to show projections for the quarter.

Balance Sheet Data

The balance sheet data is imported with final balances for each account per month in the format shown in the following table.

There is always a row for each account for each month in the balance sheet data.

Dynamics 365 Business Central Data

Business Central contains a product catalog that shows how products roll up to product categories, which roll up to business units. Revenue data is provided at the date and product level. Expense data is provided at the date and department level.

Business Issues

Historically, it has taken two analysts a week to prepare the reports for the quarterly board meetings. Also, there is usually at least one issue each quarter where a value in a report is wrong because of a bad cell reference in an Excel formula. On occasion, there are conflicting results in the reports because the products and departments that roll up to each business unit are not defined consistently.

Planned Changes

Contoso plans to automate and standardize the quarterly reporting process by using Microsoft Power Bl. The company wants to how long it takes to populate reports to less than two days. The company wants to create common logic for business units, products, and departments to be used across all reports, including, but not limited, to the quarterly reporting for the board.

Technical Requirements

Contoso wants the reports and datasets refreshed with minimal manual effort

The company wants to provide a single package of reports to the board that contains custom navigation and links to supplementary information.

Maintenance, including manually updating data and access, must be minimized as much as possible.

Security Requirements

The reports must be made available to the board from powerbi.com. A mail-enabled security group will be used to share information with the board.

The analysts responsible for each business unit must see all the data the board sees, except the profit and loss data, which must be restricted to only their business unit’s data. The analysts must be able to build new reports from the dataset that contains the profit and loss data, but any reports that the analysts build must not be included in the quarterly reports for the board. The analysts must not be able to share the quarterly reports with anyone.

Report Requirements

You plan to relate the balance sheet to a standard date table in Power Bl in a many-to-one relationship based on the last day of the month. At least one of the balance sheet reports in the quarterly reporting package must show the ending balances for the quarter, as well as for the previous quarter.

Projections must contain a column named RevenueProjection that contains the revenue projection amounts.

A relationship must be created from Projections to a table named Date that contains the columns shown in the following table.

The relationships between products and departments to business units must be consistent across all reports.

The board must be able to get the following information from the quarterly reports:

• Revenue trends over time

• Ending balances for each account

• A comparison of expenses versus projections by quarter

• Changes in long-term liabilities from the previous quarter

• A comparison of quarterly revenue versus the same quarter during the prior year

Which two types of visualizations can be used in the balance sheet reports to meet the reporting goals? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

  • A . a line chart that shows balances by quarter filtered to account categories that are long-term liabilities.
  • B . a clustered column chart that shows balances by date (x-axis) and account category (legend) without filters.
  • C . a clustered column chart that shows balances by quarter filtered to account categories that are long-term liabilities.
  • D . a pie chart that shows balances by account category without filters.
  • E . a ribbon chart that shows balances by quarter and accounts in the legend.

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Correct Answer: A,E
A,E

Explanation: https://docs.microsoft.com/en-us/power-bi/visuals/power-bi-visualization-types-for-reports-and-q-and-a

Question #10

DRAG DROP

Once the profit and loss dataset is created, which four actions should you perform in sequence to ensure that the business unit analysts see the appropriate profit and loss data? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

https://docs.microsoft.com/en-us/power-bi/admin/service-admin-rls

https://docs.microsoft.com/en-us/power-bi/connect-data/service-datasets-build-permissions


Question #11

What is the minimum number of datasets and storage modes required to support the reports?

  • A . two imported datasets
  • B . a single DirectQuery dataset
  • C . two DirectQuery datasets
  • D . a single imported dataset

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Correct Answer: D
D

Explanation:

"The analysts responsible for each business unit must see all the data the board sees, except the profit and loss data, which must be restricted to only their business unit’s data. The analysts must be able to build new reports from the dataset that contains the profit and loss data" => one dataset and two separate workspaces Reason: All data can be imported into one dataset also if these are two logical models. Shared dimensions can be reconsumed in both models. Reports and additional materials can be shared to the board with an app. The "profit and loss" data model needs RLS for the analysts and the analysts must have just read access to the original workspace. In a separate workspace with contributer (or more rights) they can create new reports (with live connection to the dataset). It is also stated that the new reports mustn’t be shared so therefore no need to include them into the app. Import vs. DirectQuery: Due to RLS requirements an imported dataset is needed. It is not possible with file sources and Sharepoint lists.

Question #12

HOTSPOT

You need to calculate the last day of the month in the balance sheet data to ensure that you can relate the balance sheet data to the Date table .

Which type of calculation and which formula should you use? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

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Correct Answer:

Explanation:

Box 1: A DAX Calculated measure

Box 2: Date.EndofQuarter(#date([Year],[Mont],1))

ENDOFQUARTER returns the last date of the quarter in the current context for the specified column of dates.

The following sample formula creates a measure that returns the end of the quarter, for the current context. = ENDOFQUARTER(DateTime[DateKey])


Question #13

DRAG DROP

You need to create a DAX measure in the data model that only allows users to see projections at the appropriate levels of granularity.

How should you complete the measure? To answer, drag the appropriate values to the correct targets. Each value may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Scenario: Revenue projections are set at the monthly level and summed to show projections for the quarter.

Box 1: IF

Box 2: ISFILTERED

ISFILTERED returns TRUE when columnName is being filtered directly. If there is no filter on the column or if the filtering happens because a different column in the same table or in a related table is being filtered then the function returns FALSE.

Box 3: SUM


Question #14

HOTSPOT

How should you distribute the reports to the board? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: Using a workspace membership

Scenario:

The company wants to provide a single package of reports to the board that contains custom navigation and links to supplementary information.

Note: Workspace is a shared environment for a group of people. You can have multiple Power BI content in a workspace. One workspace can have hundreds of dashboards, reports, and datasets in it.

Box 2: A mail-enabled security group

Scenario: Security Requirements

The reports must be made available to the board from powerbi.com. A mail-enabled security group will be used to share information with the board.


Question #15

HOTSPOT

You need to grant access to the business unit analysts.

What should you configure? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: The Viewer role to the workspace

The Viewer role gives a read-only experience to its users. They can view dashboards, reports, or workbooks in the workspace, but can’t browse the datasets or dataflows. Use the Viewer role wherever you would previously use a classic workspace set to “Members can only view Power BI content”.

Box 2: Build

The analysts must be able to build new reports from the dataset that contains the profit and loss data.

Scenario: The reports must be made available to the board from powerbi.com.

The analysts responsible for each business unit must see all the data the board sees, except the profit and loss data, which must be restricted to only their business unit’s data. The analysts must be able to build new reports from the dataset that contains the profit and loss data, but any reports that the analysts build must not be included in the quarterly reports for the board. The analysts must not be able to share the quarterly reports with anyone.


Question #16

Which DAX expression should you use to get the ending balances in the balance sheet reports?

  • A . CALCULATE (
    SUM( BalanceSheet [BalanceAmount] ),
    DATESQTD( ‘Date'[Date] )
    )
  • B . CALCULATE (
    SUM( BalanceSheet [BalanceAmount] ),
    LASTDATE( ‘Date'[Date] )
    )
  • C . FIRSTNONBLANK ( ‘Date’ [Date]
    SUM( BalanceSheet[BalanceAmount] )
    )
  • D . CALCULATE (
    MAX( BalanceSheet[BalanceAmount] ),
    LASTDATE( ‘Date’ [Date] )
    )

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Correct Answer: A
A

Explanation:

Scenario: At least one of the balance sheet reports in the quarterly reporting package must show the ending balances for the quarter, as well as for the previous quarter.

DATESQTD returns a table that contains a column of the dates for the quarter to date, in the current context.

Reference: https://docs.microsoft.com/en-us/dax/datesqtd-function-dax

Question #17

You need to recommend a strategy to consistently define the business unit, department, and product category data and make the data usable across reports.

What should you recommend?

  • A . Create a shared dataset for each standardized entity.
  • B . Create dataflows for the standardized data and make the dataflows available for use in all imported datasets.
  • C . For every report, create and use a single shared dataset that contains the standardized data.
  • D . For the three entities, create exports of the data from the Power Bl model to Excel and store the data in Microsoft OneDrive for others to use as a source.

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Correct Answer: B 、
Question #18

Topic 3, Misc. Questions

You are developing a report page. Some users will navigate the report by using a keyboard, and some users will consume the report by using a screen reader. You need to ensure that the users can consume the content on a report page in a logical order .

What should you configure in Microsoft Power Bl Desktop?

  • A . the bookmark order
  • B . the layer order
  • C . the tab order
  • D . the X position

Reveal Solution Hide Solution

Correct Answer: C
C

Explanation:

If you find yourself unable to navigate to an object or visual while using a keyboard, it may be because the report author has decided to hide that object from the tab order. Report authors commonly hide decorative objects from the tab order. If you find that you cannot tab through a report in a logical manner, you should contact the report author. Report authors can set the tab order for objects and visuals.

Reference: https://docs.microsoft.com/en-us/power-bi/create-reports/desktop-accessibility-consuming-tools

Question #19

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You are modeling data by using Microsoft Power BI. Part of the data model is a large Microsoft SQL Server table named Order that has more than 100 million records.

During the development process, you need to import a sample of the data from the Order table.

Solution: You add a WHERE clause to the SQL statement.

Does this meet the goal?

  • A . Yes
  • B . No

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Correct Answer: A
A

Explanation:

The WHERE clause has its effects before the data is imported.

Reference: https://docs.microsoft.com/en-us/power-bi/connect-data/service-gateway-sql-tutorial

Question #20

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You create a parameter named DataSourceExcel that holds the file name and location of a Microsoft Excel data source.

You need to update the query to reference the parameter instead of multiple hard-coded copies of the location within each query definition.

Solution: You modify the source step of the queries to use DataSourceExcel as the file path.

Does this meet the goal?

  • A . Yes
  • B . No

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

Parameterising a Data Source could be used in many different use cases. From connecting to different data sources defined in Query Parameters to load different combinations of columns.

Reference: https://www.biinsight.com/power-bi-desktop-query-parameters-part-1/

Question #21

You have a prospective customer list that contains 1,500 rows of data.

The list contains the following fields:

✑ First name

✑ Last name

✑ Email address

✑ State/Region

✑ Phone number

You import the list into Power Query Editor.

You need to ensure that the list contains records for each State/Region to which you want to target a marketing campaign.

Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

  • A . Open the Advanced Editor.
  • B . Select Column quality.
  • C . Enable Column profiling based on entire dataset.
  • D . Select Column distribution.
  • E . Select Column profile.

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Correct Answer: C,E
C,E

Explanation:

In Power query, the load preview by default is 1000 row. By default, the column quality also only looks at the first 1000 row. You can verify this by the status bar at the bottom of the Power query window. To change the profiling so it analyses the entire column of data, select the profiling status in the status bar. Then select Column profiling based on the entire data set.

https://theexcelclub.com/data-profiling-views-in-power-query-excel-and-power-bi/

Question #22

Your company has employees in 10 states.

The company recently decided to associate each state to one of the following three regions: East, West, and North.

You have a data model that contains employee information by state. The model does NOT include region

information.

You have a report that shows the employees by state.

You need to view the employees by region as quickly as possible.

What should you do?

  • A . Create a new aggregation that summarizes by employee.
  • B . Create a new group on the state column and set the Group type to List.
  • C . Create a new group on the state column and set the Group type to Bin.
  • D . Create a new aggregation that summarizes by state.

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Correct Answer: B
B

Explanation:

https://www.mssqltips.com/sqlservertip/4720/binning-and-grouping-data-with-power-bi/

Question #23

You have the visual shown in the Original exhibit. {Click the Original tab.)

You need to configure the visual as shown in the Modified exhibit. (Click the Modified tab.)

What should you add to the visual?

  • A . a measure
  • B . a trendline
  • C . a forecast
  • D . an Average line

Reveal Solution Hide Solution

Correct Answer: C
C

Explanation:

Explore forecast results by adjusting the desired confidence interval or by adjusting outlier data to see how they affect results.

Timeline

Description automatically generated with low confidence

Reference: https://powerbi.microsoft.com/fr-fr/blog/introducing-new-forecasting-capabilities-in-power-view-for-office-365/


Question #24

You have the dataset shown in the following exhibit.

You need to ensure that the visual shows only the 10 cities that have the highest sales profit.

What should you do?

  • A . Add a Top N filter to the visual.
  • B . Configure the Sales Profit measure to use the RANKX function.
  • C . Add a calculated column to the table that uses the TOPN function. In the visual, replace Sales Profit with the calculated column.
  • D . Add a calculated column to the table that returns the city name if the city is in the top 10, otherwise the
    calculated column will return "Not in Top 10". In the visual, replace Sales Profit with the calculated column.

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

Power BI Top N Filters are useful to display the top performing records, and Bottom N filters are helpful to display the least performing records. For example, we can display top or bottom 10 products by orders or sales.

Note:

✑ Select the Column you want to display the Top Sales Profit

✑ Then change the Filter Type of that Column to Top N

✑ Fill in Top / Bottom number field

✑ And lastly drag to the By Value filed your Sales Profit

Reference: https://www.tutorialgateway.org/power-bi-top-10-filters/

Question #25

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this scenario, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have a clustered bar chart that contains a measure named Salary as the value and a field named Employee as the axis. Salary is present in the data as numerical amount representing US dollars.

You need to create a reference line to show which employees are above the median

salary.

Solution: You create a constant line and set the value to .5.

Does this meet the goal?

  • A . Yes
  • B . No

Reveal Solution Hide Solution

Correct Answer: B
B

Explanation:

Instead create a percentile line by using the Salary measure and set the percentile to 50%.

Note: The 50th percentile is also known as the median or middle value where 50 percent of observations fall below.

Refence: https://dash-intel.com/powerbi/statistical_functions_percentile.php

Question #26

You have a report that contains three pages. One of the pages contains a KPI visualization. You need to filter all the visualizations in the report except for the KPI visualization .

Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

  • A . Add the same slicer to each page and configure Sync slicers.
  • B . Edit the interactions of the KPI visualization.
  • C . Configure a page-level filter.
  • D . Edit the interactions of the slicer that is on the same page as the KPI visualization.
  • E . Configure a report-level filter.

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Correct Answer: A,D
A,D

Explanation:

Slicers are another way of filtering. They narrow the portion of the dataset that is shown in the other report visualizations.

By default, slicers on report pages affect all the other visualizations on that page, including each other. Use visual interactions to exclude some page visualizations from being affected by others.

Reference: https://docs.microsoft.com/en-us/power-bi/visuals/power-bi-visualization-slicers

Question #27

DRAG DROP

You are modeling data in table named SalesDetail by using Microsoft Power Bl.

You need to provide end users with access to the summary statistics about the SalesDetail data. The users require insights on the completeness of the data and the value distributions.

Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:


Question #28

HOTSPOT

You have a Power BI report.

You need to create a calculated table to return the 100 highest spending customers.

How should you complete the DAX expression? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

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Correct Answer:

Explanation:

Box 1: TOPN

TOPN returns the top N rows of the specified table.

Box 2: SUMMARIZE

SUMMARIZE returns a summary table for the requested totals over a set of groups.

Box 3: DESC

Sort in descending order.

It is last in the TOPN command.

TOPN syntax:

TOPN(<n_value>, <table>, <orderBy_expression>, [<order>[, <orderBy_expression>, [<order>]]…])


Question #29

You have a table that contains sales data and approximately 1,000 rows.

You need to identify outliers in the table .

Which type of visualization should you use?

  • A . area chart
  • B . donut chart
  • C . scatter plot
  • D . pie chart

Reveal Solution Hide Solution

Correct Answer: C
C

Explanation:

Outliers are those data points that lie outside the overall pattern of distribution & the easiest way to detect outliers is though graphs. Box plots, Scatter plots can help detect them easily.

Reference: https://towardsdatascience.com/this-article-is-about-identifying-outliers-through-funnel-plots-using-the-microsoft-power-bi-d7ad16ac9ccc

Question #30

You have a collection of reports for the HR department of your company. The datasets use row-level security (RLS). The company has multiple sales regions that each has an HR manager. You need to ensure that the HR managers can interact with the data from their region only. The HR managers must be prevented from changing the layout of the reports .

How should you provision access to the reports for the HR managers?

  • A . Create a new workspace, copy the datasets and reports, and add the HR managers as members of the workspace.
  • B . Publish the reports to a different workspace other than the one hosting the datasets.
  • C . Publish the reports in an app and grant the HR managers access permission.
  • D . Add the HR managers as members of the existing workspace that hosts the reports and the datasets.

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Correct Answer: C
C

Explanation:

Note: Row-level security (RLS) with Power BI can be used to restrict data access for given users. Filters restrict data access at the row level, and you can define filters within roles. In the Power BI service, members of a workspace have access to datasets in the workspace. RLS doesn’t restrict this data access.

Reference: https://docs.microsoft.com/en-us/power-bi/admin/service-admin-rls

Question #31

DRAG DROP

You build a report about warehouse inventory data. The dataset has more than 10 million product records from 200 warehouses worldwide.

You have a table named Products that contains the columns shown in the following table.

Warehouse managers report that it is difficult to use the report because the report uses only the product name in tables and visuals. The product name is contained within the ProductDescription column and is always the fourth value.

You need to modify the report to support the warehouse managers requirement to explore inventory levels at different levels of the product hierarchy. The solution must minimize the model size.

Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:


Question #32

DRAG DROP

You have a Microsoft Power BI data model that contains three tables named Sales, Product, and Date.

The Sales table has an existing measure named [Total Sales] that sums the total sales from the Sales table.

You need to write a calculation that returns the percentage of total sales that a selected ProductCategoryName value represents. The calculation must respect any slicers on ProductCategoryName and must show the percentage of visible total sales. For example, if there are four ProductCategoryName values, and a user filters one out, a table showing ProductCategoryName and the calculation must sum up to 100 percent.

How should you complete the calculation? To answer, drag the appropriate values to the correct targets. Each value may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Divide, Calculate, AllSelected.


Question #33

HOTSPOT

You have a report page that contains the visuals shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement

based on the information presented in the graphic. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: cross-filter

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.

Box 2: cross-highlight

Example:

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.



Question #33

HOTSPOT

You have a report page that contains the visuals shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement

based on the information presented in the graphic. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: cross-filter

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.

Box 2: cross-highlight

Example:

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.



Question #33

HOTSPOT

You have a report page that contains the visuals shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement

based on the information presented in the graphic. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: cross-filter

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.

Box 2: cross-highlight

Example:

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.



Question #33

HOTSPOT

You have a report page that contains the visuals shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement

based on the information presented in the graphic. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Box 1: cross-filter

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.

Box 2: cross-highlight

Example:

By default, selecting a data point in one visual on a report page will cross-filter or cross-highlight the other visuals on the page.



Question #37

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen,

You create a parameter named DataSourceExcel that holds the file name and location of a Microsoft Excel data source.

You need to update the query to reference the parameter instead of multiple hard-coded copies of the location within each query definition.

Solution: In the Power Query M code, you replace references to the Excel file with DataSourceExcel.

Does this meet the goal?

  • A . Yes
  • B . No

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

Instead modify the source step of the queries to use DataSourceExcel as the file path.

Note: Parameterising a Data Source could be used in many different use cases. From connecting to different data sources defined in Query Parameters to load different combinations of columns.

Reference: https://www.biinsight.com/power-bi-desktop-query-parameters-part-1/

Question #38

You have a Microsoft Power BI report. The size of PBIX file is 550 MB. The report is accessed by using an App workspace in shared capacity of powerbi.com.

The report uses an imported dataset that contains one fact table. The fact table contains 12 million rows. The dataset is scheduled to refresh twice a day at 08:00 and 17:00.

The report is a single page that contains 15 AppSource visuals and 10 default visuals.

Users say that the report is slow to load the visuals when they access and interact with the report.

You need to recommend a solution to improve the performance of the report.

What should you recommend?

  • A . Change any DAX measures to use iterator functions.
  • B . Replace the default visuals with AppSource visuals.
  • C . Change the imported dataset to DirectQuery.
  • D . Remove unused columns from tables in the data model.

Reveal Solution Hide Solution

Correct Answer: C
C

Explanation:

DirectQuery: No data is imported or copied into Power BI Desktop.

Import: The selected tables and columns are imported into Power BI Desktop. As you create or interact with a visualization, Power BI Desktop uses the imported data.

Benefits of using DirectQuery

There are a few benefits to using DirectQuery:

✑ DirectQuery lets you build visualizations over very large datasets, where it would otherwise be unfeasible to first import all the data with pre-aggregation.

✑ Underlying data changes can require a refresh of data. For some reports, the need

to display current data can require large data transfers, making reimporting data unfeasible. By contrast, DirectQuery reports always use current data.

The 1-GB dataset limitation doesn’t apply to DirectQuery.

Reference: https://docs.microsoft.com/en-us/power-bi/connect-data/desktop-use-directquery

Question #39

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this scenario, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have a clustered bar chart that contains a measure named Salary as the value and a field named Employee as the axis. Salary is present in the data as numerical amount representing US dollars.

You need to create a reference line to show which employees are above the median salary.

Solution: You create a percentile line by using the Salary measure and set the percentile to 50%.

Does this meet the goal?

  • A . Yes
  • B . No

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

The 50th percentile is also known as the median or middle value where 50 percent of observations fall below.

Reference: https://dash-intel.com/powerbi/statistical_functions_percentile.php

Question #40

You open a query in Power Query Editor.

You need to identify the percentage of empty values in each column as quickly as possible.

Which Data Preview option should you select?

  • A . Show whitespace
  • B . Column profile
  • C . Column distribution
  • D . Column quality

Reveal Solution Hide Solution

Correct Answer: D
D

Explanation:

Column quality: In this section, we can easily see valid, Error and Empty percentage of data values associated with the Selected table.

Note: In Power Query Editor, Under View tab in Data Preview Section we can see the following data profiling functionalities:

✑ Column quality

✑ Column distribution

✑ Column profile

Reference: https://community.powerbi.com/t5/Community-Blog/Data-Profiling-in-Power-BI-Power-BI-Update-April-2019/ba-p/674555

Question #41

DRAG DROP

You are preparing a financial report in Power BI.

You connect to the data stored in a Microsoft Excel spreadsheet by using Power Query Editor as shown in the following exhibit.

You need to prepare the data to support the following:

✑ Visualizations that include all measures in the data over time

✑ Year-over-year calculations for all the measures

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:


Question #42

HOTSPOT

You are creating a Microsoft Power Bl model that has two tables named CityData and Sales.

CityData contains only the data shown in the following table.

Sales contains only the data shown in the following table.

For each of the following statements, select Yes if the statement is true. Otherwise, select No. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:

Explanation:

Text

Description automatically generated

Box 1: Yes

The Related function returns a related value from another table.

The RELATED function requires that a relationship exists between the current table and the table with related information. You specify the column that contains the data that you want, and the function follows an existing many-to-one relationship to fetch the value from the specified column in the related table. If a relationship does not exist, you must create a relationship.

Box 2: Yes

Box 3: No

TX only occurs in the Sales table, but not in the CityData table.


Question #43

DRAG DROP

You are using existing reports to build a dashboard that will be viewed frequently in portrait mode on mobile phones.

You need to build the dashboard.

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:


Question #43

DRAG DROP

You are using existing reports to build a dashboard that will be viewed frequently in portrait mode on mobile phones.

You need to build the dashboard.

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:


Question #43

DRAG DROP

You are using existing reports to build a dashboard that will be viewed frequently in portrait mode on mobile phones.

You need to build the dashboard.

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:


Question #43

DRAG DROP

You are using existing reports to build a dashboard that will be viewed frequently in portrait mode on mobile phones.

You need to build the dashboard.

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:


Question #43

DRAG DROP

You are using existing reports to build a dashboard that will be viewed frequently in portrait mode on mobile phones.

You need to build the dashboard.

Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Reveal Solution Hide Solution

Correct Answer:

Explanation:


Question #48

You have a query that returns the data shown in the following exhibit.

You need to configure the query to display the data as shown in the following exhibit.

Which step should you use in the query?

  • A . =Table.ExpandListColum(Table.TransformColunins(Source, {{"classes". Splitter.SplitTextByDelimiter(”,”, QuoteStyle.None), let itemType – (type nullable text) meta [Serialized.Text = true] in type {itemType}}}), "classes")
  • B . = Table.Unpivot(Source, {"classes"}, "Attribute", "Value")
  • C . = Table.SplitColumn(Source, "classes". Splitter.SplitTextByDelimiterf",", QuoteStyle.None), {"classes.1"})
  • D . = Table.SplitColumn(Source, "classes". Splitter.SplitTextByPositions({10}), {"classes.1"})

Reveal Solution Hide Solution

Correct Answer: B
B

Explanation:

Power Query Unpivot columns: You might want to unpivot data, sometimes called flattening the data, to put it in a matrix format so that all similar values are in one column. This is necessary, for example, to create a chart or a report.

Chart

Description automatically generated

Note:

Syntax: Table.Unpivot(table as table, pivotColumns as list, attributeColumn as text, valueColumn as text) as table

Table.Unpivot translates a set of columns in a table into attribute-value pairs, combined with the rest of the values in each row.

Reference:

https://docs.microsoft.com/en-us/power-query/unpivot-column

https://docs.microsoft.com/en-us/powerquery-m/table-unpivot


Question #49

Your company has training videos that are published to Microsoft Stream.

You need to surface the videos directly in a Microsoft Power BI dashboard.

Which type of tile should you add?

  • A . video
  • B . custom streaming data
  • C . text box
  • D . web content

Reveal Solution Hide Solution

Correct Answer: D
D

Explanation:

https://docs.microsoft.com/en-us/stream/portal-embed-video

https://docs.microsoft.com/en-us/power-bi/create-reports/service-dashboard-add-widget#add-web-content

Question #50

You have the following three versions of an Azure SQL database:

✑ Test

✑ Production

✑ Development

You have a dataset that uses the development database as a data source.

You need to configure the dataset so that you can easily change the data source between the development, test, and production database servers from powerbi.com.

Which should you do?

  • A . Create a JSON file that contains the database server names. Import the JSON file to the dataset.
  • B . Create a parameter and update the queries to use the parameter.
  • C . Create a query for each database server and hide the development tables.
  • D . Set the data source privacy level to Organizational and use the ReplaceValue Power Query M function.

Reveal Solution Hide Solution

Correct Answer: B
B

Explanation:

https://docs.microsoft.com/en-us/learn/modules/create-manage-workspaces-power-bi/4-development-lifecycle-strategy

Question #51

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.

After you answer a question in this scenario, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.

You have several reports and dashboards in a workspace.

You need to grant all organizational users read access to a dashboard and several reports.

Solution: You publish an app to the entire organization.

Does this meet the goal?

  • A . Yes
  • B . No

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

https://docs.microsoft.com/es-es/power-bi/collaborate-share/service-create-distribute-apps

Question #52

HOTSPOT

You are enhancing a Power BI model that has DAX calculations.

You need to create a measure that returns the year-to-date total sales from the same date of the previous calendar year.

Which DAX functions should you use? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Reveal Solution Hide Solution

Correct Answer:


Question #53

You import a large dataset to Power Query Editor.

You need to identify whether a column contains only unique values.

Which two Data Preview options can you use? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point

  • A . Show whitespace
  • B . Column distribution
  • C . Column profile
  • D . Column quality
  • E . Monospaced

Reveal Solution Hide Solution

Correct Answer: A,D
Question #54

ion have a Power B1 dataset that contains a table named Temperature Readings.

Temperature Readings contains the columns shown in the following table.

The table has 12 million rows. All the columns are needed for analysis.

You need to optimize the dataset to decrease the model size. The solution must not affect the precision of the data.

What should you do?

  • A . Split the DateTime column into separate date and time columns.
  • B . Disable the Power Query toad.
  • C . Round the Longitude column two decimal places.
  • D . Change the data type of the TempCelsius column to Integer

Reveal Solution Hide Solution

Correct Answer: A
Question #55

You are reviewing a query that produces 10,000 rows in the Power Query Editor.

You need to identify whether a column contains only unique values.

Which two Data Preview options can you use? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

  • A . Column profile
  • B . Column distribution
  • C . Show whitespace
  • D . Column quality
  • E . Monospace

Reveal Solution Hide Solution

Correct Answer: A,B
A,B

Explanation:

B: Column distribution: This feature provides a set of visuals underneath the names of the columns that showcase the frequency and distribution of the values in each of the columns. The data in these visualizations is sorted in descending order from the value with the highest frequency.

By hovering over the distribution data in any of the columns, you get information about the overall data in the column (with distinct count and unique values).

A: Column profile: This feature provides a more in-depth look at the data in a column [compared to column distribution]. Apart from the column distribution chart, it contains a column statistics chart.

Reference: https://docs.microsoft.com/en-us/power-query/data-profiling-tools

Question #56

In Power Bi Desktop, you are creating visualizations in a report based on an imported dataset.

You need to allow Power Bi users to export the summarized data used to create the visualizations but prevent the users from exporting the underlying data.

What should you do?

  • A . From Power BI Desktop, configure the Data Load settings for the current file.
  • B . From the Power BI service, configure the dataset permissions.
  • C . From Power BI Desktop, configure the Report settings for the current file.
  • D . From Power BI Desktop, modify the data source permissions.

Reveal Solution Hide Solution

Correct Answer: B
Question #57

You have a data model that contains many complex DAX expressions. The expressions contain frequent references to the RELATED and RELATEDTABLE functions.

You need to recommend a solution to minimize the use of the RELATED and RELATEDTABLE functions.

What should you recommend?

  • A . Merge tables by using Power Query.
  • B . Hide unused columns in the model.
  • C . Split the model into multiple models.
  • D . Transpose.

Reveal Solution Hide Solution

Correct Answer: A
A

Explanation:

Combining data means connecting to two or more data sources, shaping them as needed, then consolidating them into a useful query.

When you have one or more columns that you’d like to add to another query, you merge the queries.

Note: The RELATEDTABLE function is a shortcut for CALCULATETABLE function with no logical expression.

CALCULATETABLE evaluates a table expression in a modified filter context and returns A table of values.

Reference: https://docs.microsoft.com/en-us/power-bi/connect-data/desktop-shape-and-combine-data

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