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Question 61

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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 have a Power Bl dataset named Datasetl.

In Dataset1, you currently have 50 measures that use the same time intelligence logic.

You need to reduce the number of measures, while maintaining the current functionality.

Solution: From DAX Studio, you write a query that uses grouping sets.

Does this meet the goal?

Yes
Yes
No
No
Suggested answer: A
Explanation:

A grouping is a set of discrete values that are used to group measure fields.

Reference: https://docs.microsoft.com/en-us/power-bi/developer/visuals/capabilities

asked 02/10/2024
Mary Andreou
50 questions

Question 62

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You open a Power Bl Desktop report that contains an imported data model and a single report page.

You open Performance analyzer, start recording, and refresh the visuals on the page. The recording produces the results shown in the following exhibit

Microsoft DP-500 image Question 36 90313 10022024015932000000

What can you identify from the results?

The Actual/Forecast Hours by Type visual takes a long time to render on the report page when the data is cross-filtered.
The Actual/Forecast Hours by Type visual takes a long time to render on the report page when the data is cross-filtered.
The Actual/Forecast Billable Hrs YTD visual displays the most data.
The Actual/Forecast Billable Hrs YTD visual displays the most data.
Unoptimized DAX queries cause the page to load slowly.
Unoptimized DAX queries cause the page to load slowly.
When all the visuals refresh simultaneously, the visuals spend most of the time waiting on other processes to finish.
When all the visuals refresh simultaneously, the visuals spend most of the time waiting on other processes to finish.
Suggested answer: D
Explanation:

Most time is spent in the category Other - time required by the visual for preparing queries, waiting for other visuals to complete, or performing other background processing. Note: Each visual's log information includes the time spent (duration) to complete the following categories of tasks:

DAX query - if a DAX query was required, this is the time between the visual sending the query, and for Analysis Services to return the results.

Visual display - time required for the visual to draw on the screen, including time required to retrieve any web images or geocoding.

Other - time required by the visual for preparing queries, waiting for other visuals to complete, or performing other background processing.

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

asked 02/10/2024
Mr Fraser Watson
39 questions

Question 63

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You have a Power Bl dataset that contains the following measure.

Microsoft DP-500 image Question 37 90314 10022024015932000000

You need to improve the performance of the measure without affecting the logic or the results. What should you do?

Replace both calculate functions by using a variable that contains the calculate function.
Replace both calculate functions by using a variable that contains the calculate function.
Remove the alternative result of blank( ) from the divide function.
Remove the alternative result of blank( ) from the divide function.
Create a variable and replace the values for [sales Amount].
Create a variable and replace the values for [sales Amount].
Remove "calendar'[Flag] = "YTD" from the code.
Remove "calendar'[Flag] = "YTD" from the code.
Suggested answer: A
asked 02/10/2024
han wu
50 questions

Question 64

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You are implementing a reporting solution that has the following requirements:

β€’ Reports for external customers must support 500 concurrent requests. The data for these reports is approximately 7 GB and is stored in Azure Synapse Analytics.

β€’ Reports for the security team use data that must have local security rules applied at the database level to restrict access. The data being reviewed is 2 GB.

Which storage mode provides the best response time for each group of users?

DirectQuery for the external customers and import for the security team.
DirectQuery for the external customers and import for the security team.
DirectQuery for the external customers and DirectQuery for the security team.
DirectQuery for the external customers and DirectQuery for the security team.
Import for the external customers and DirectQuery for the security team.
Import for the external customers and DirectQuery for the security team.
Import for the external customers and import for the security team.
Import for the external customers and import for the security team.
Suggested answer: A
Explanation:

With DirectQuery, queries are sent back to your Azure Synapse Analytics in real time as you explore the data. Real-time queries, combined with the scale of Synapse Analytics enables users to create dynamic reports in minutes against terabytes of data.

Need import for the security team for local security rules.

Reference: https://docs.microsoft.com/en-us/power-bi/connect-data/service-azure-sql-datawarehouse-with-direct-connect

asked 02/10/2024
Alex Luna
46 questions

Question 65

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You are optimizing a Power Bl data model by using DAX Studio.

You need to capture the query events generated by a Power Bl Desktop report.

What should you use?

the DMV list
the DMV list
a Query Plan trace
a Query Plan trace
an All Queries trace
an All Queries trace
a Server Timings trace
a Server Timings trace
Suggested answer: C
Explanation:

The All Queries trace in Dax Studio supports capturing the query events from all client tools (not just queries sent from DAX Studio like the Query Plan and Server Timings features do). The 'All Queries" trace is really useful when you wish to see the queries that are generated by a client tool like Power

BI Desktop.

Reference: https://daxstudio.org/documentation/features/all -queries-trace/

asked 02/10/2024
Hassene SAADI
45 questions

Question 66

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You discover a poorly performing measure in a Power Bl data model.

You need to review the query plan to analyze the amount of time spent in the storage engine and the formula engine.

What should you use?

Tabular Editor
Tabular Editor
Performance analyzer in Power Bl Desktop
Performance analyzer in Power Bl Desktop
Vertipaq Analyzer
Vertipaq Analyzer
DAX Studio
DAX Studio
Suggested answer: B
Explanation:

Monitor report performance in Power BI Desktop using the Performance Analyzer. Monitoring will help you learn where the bottlenecks are, and how you can improve report performance.

Monitoring performance is relevant in the following situations:

Your Import data model refresh is slow.

Your DirectQuery or Live Connection reports are slow.

Your model calculations are slow.

Slow queries or report visuals should be a focal point of continued optimization.

Reference: https://docs.microsoft.com/en-us/power-bi/guidance/monitor-report-performance

asked 02/10/2024
Petros Kapouleas
51 questions

Question 67

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You are using DAX Studio to analyze a slow-running report query. You need to identify inefficient join operations in the query. What should you review?

the query statistics
the query statistics
the query plan
the query plan
the query history
the query history
the server timings
the server timings
Suggested answer: B
Explanation:

Open DAX Studio. Paste the query there, enable Query Plan display and Server Timings, run your query (with clear cache), and then study the query plan for large row counts. Once the culprit is identified you can decide how to rewrite your

DAX to make that part faster.

Reference: https://community.powerbi.com/t5/Power-Query/DAX-Query-taking-longer-time/tdp/1171961

https://www.sqlbi.com/wp-content/uploads/DAX-Query-Plans.pdf

asked 02/10/2024
Ayanda Zwane
36 questions

Question 68

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You need to save Power Bl dataflows in an Azure Storage account.

Which two prerequisites are required to support the configuration? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

The storage account must be protected by using an Azure Firewall.
The storage account must be protected by using an Azure Firewall.
The connection must be created by a user that is assigned the Storage Blob Data Owner role.
The connection must be created by a user that is assigned the Storage Blob Data Owner role.
The storage account must have hierarchical namespace enabled.
The storage account must have hierarchical namespace enabled.
Dataflows must exist already for any directly connected Power Bl workspaces.
Dataflows must exist already for any directly connected Power Bl workspaces.
The storage account must be created in a separate Azure region from the Power Bl tenant and workspaces.
The storage account must be created in a separate Azure region from the Power Bl tenant and workspaces.
Suggested answer: B, C
asked 02/10/2024
Earl Frederick
40 questions

Question 69

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You have a Power Bl tenant that contains 10 workspaces.

You need to create dataflows in three of the workspaces. The solution must ensure that data engineers can access the resulting data by using Azure Data Factory.

Which two actions should you perform? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point

Associate the Power Bl tenant to an Azure Data Lake Storage account.
Associate the Power Bl tenant to an Azure Data Lake Storage account.
Add the managed identity for Data Factory as a member of the workspaces.
Add the managed identity for Data Factory as a member of the workspaces.
Create and save the dataflows to an Azure Data Lake Storage account.
Create and save the dataflows to an Azure Data Lake Storage account.
Create and save the dataflows to the internal storage of Power BL
Create and save the dataflows to the internal storage of Power BL
Suggested answer: A, C
Explanation:

Data used with Power BI is stored in internal storage provided by Power BI by default. With the integration of dataflows and Azure Data Lake Storage Gen 2 (ADLS Gen2), you can store your dataflows in your organization's Azure Data Lake Storage Gen2 account. This essentially allows you to "bring your own storage" to Power BI dataflows, and establish a connection at the tenant or workspace level.

Reference: https://docs.microsoft.com/en-us/power-bi/transform-model/dataflows/dataflowsazure-data-lake-storage-integration

asked 02/10/2024
Kohsuke Shimizu
41 questions

Question 70

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You plan to modify a Power Bl dataset.

You open the Impact analysis panel for the dataset and select Notify contacts.

Which contacts will be notified when you use the Notify contacts feature?

any users that accessed a report that uses the dataset within the last 30 days
any users that accessed a report that uses the dataset within the last 30 days
the workspace admins of any workspace that uses the dataset
the workspace admins of any workspace that uses the dataset
the Power Bl admins
the Power Bl admins
all the workspace members of any workspace that uses the dataset
all the workspace members of any workspace that uses the dataset
Suggested answer: D
Explanation:

Notify contacts

If you've made a change to a dataset or are thinking about making a change, you might want to contact the relevant users to tell them about it. When you notify contacts, an email is sent to the contact lists of all the impacted workspaces. Your name appears on the email so the contacts can find you and reply back in a new email thread.

Reference: https://docs.microsoft.com/en-us/power-bi/collaborate-share/service-dataset-impactanalysis

asked 02/10/2024
Nick Wells
52 questions
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