PL-300試験無料問題集「Microsoft Power BI Data Analyst 認定」
You have a Microsoft Power Bl 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 custom 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?
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 custom 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?
正解：D
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You are creating a Power BI model that contains a table named Store. Store contains the following fields.
You plan to create a map visual that will show store locations and provide the ability to drill down from Country to State/Province to City. What should you do to ensure that the locations are mapped property?
You plan to create a map visual that will show store locations and provide the ability to drill down from Country to State/Province to City. What should you do to ensure that the locations are mapped property?
正解：C
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You have an API that returns more than 100 columns. The following is a sample of column names.
* client_notified_timestamp
* client_notified_source
* client_notified_sourceid
* client_notified_value
* client_responded_timestamp
* client_responded_source
* client_responded_sourceid
* client_responded_value
You plan to include only a subset of the returned columns.
You need to remove any columns that have a suffix of sourceid.
How should you complete the Power Query M code? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
* client_notified_timestamp
* client_notified_source
* client_notified_sourceid
* client_notified_value
* client_responded_timestamp
* client_responded_source
* client_responded_sourceid
* client_responded_value
You plan to include only a subset of the returned columns.
You need to remove any columns that have a suffix of sourceid.
How should you complete the Power Query M code? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
正解：
Explanation:
Box 1: Table.RemoveColumns
When you do "Remove Columns" Power Query uses the Table.RemoveColumns function Box 2: List.Select Get a list of columns.
Box 3: Text.EndsWith
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 assign all the users the Viewer role to the workspace.
Does this meet the goal?
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 assign all the users the Viewer role to the workspace.
Does this meet the goal?
正解：B
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解説: (GoShiken メンバーにのみ表示されます)
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.
正解：
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
You have a Power BI report that contains four pages.
All the pages contain a slicer for a field named Country,
You need to ensure that when a user selects a county on page l, the selection is retained on page 2 and page 3.
The solution must prevent page 4 from being affected by
selections on the other pages,
What should you do?
All the pages contain a slicer for a field named Country,
You need to ensure that when a user selects a county on page l, the selection is retained on page 2 and page 3.
The solution must prevent page 4 from being affected by
selections on the other pages,
What should you do?
正解：C
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You publish a report to a workspace named Customer Services. The report identifies customers that have potential data quality issues that must be investigated by the customer services department of your company.
You need to ensure that customer service managers can create task lists in Microsoft Excel based on the data.
Which report setting should you configure?
You need to ensure that customer service managers can create task lists in Microsoft Excel based on the data.
Which report setting should you configure?
正解：B
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解説: (GoShiken メンバーにのみ表示されます)
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?
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?
正解：A
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解説: (GoShiken メンバーにのみ表示されます)
You have a Power BI dashboard that displays different visualizations of company sales.
You enable Q&A on the dashboard.
You need to provide users with sample questions that they can ask when using Q&A.
Which settings should you modify from the Power BI Settings?
You enable Q&A on the dashboard.
You need to provide users with sample questions that they can ask when using Q&A.
Which settings should you modify from the Power BI Settings?
正解：A
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解説: (GoShiken メンバーにのみ表示されます)
You create a data model in Power BI.
Report developers and users provide feedback that the data model is too complex.
The model contains the following tables.
The model has the following relationships:
*There is a one-to-one relationship between Sales_Region and Region_Manager.
*There are more records in Manager than in Region_Manager, but every record in Region_Manager has a corresponding record in Manager.
*There are more records in Sales_Manager than in Sales_Region, but every record in Sales_Region has a corresponding record in Sales_Manager.
You need to denormalize the model into a single table. Only managers who are associated to a sales region must be included in the reports.
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.
NOTE: More than one order of answer choices is correct. You will receive credit for any of the correct orders you select.
Report developers and users provide feedback that the data model is too complex.
The model contains the following tables.
The model has the following relationships:
*There is a one-to-one relationship between Sales_Region and Region_Manager.
*There are more records in Manager than in Region_Manager, but every record in Region_Manager has a corresponding record in Manager.
*There are more records in Sales_Manager than in Sales_Region, but every record in Sales_Region has a corresponding record in Sales_Manager.
You need to denormalize the model into a single table. Only managers who are associated to a sales region must be included in the reports.
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.
NOTE: More than one order of answer choices is correct. You will receive credit for any of the correct orders you select.
正解：
Explanation:
1.Merge [Region_Manager] and [Manager] by using an inner join.
3.Merge [Sales_Region] and [Sales_Manager] by using an inner join.
6.Merge [Sales_Region] and [Region_Manager] by using an inner join.
You have multiple dashboards.
You need to ensure that when users browse the available dashboards from powerbi.com. they can see which dashboards contain Personally Identifiable Information (Pll). The solution must minimize configuration effort and impact on the dashboard design.
What should you use?
You need to ensure that when users browse the available dashboards from powerbi.com. they can see which dashboards contain Personally Identifiable Information (Pll). The solution must minimize configuration effort and impact on the dashboard design.
What should you use?
正解：D
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You are creating a report in Power BI Desktop.
You load a data extract that includes a free text field named coll.
You need to analyze the frequency distribution of the string lengths in col1. The solution must not affect the size of the model.
What should you do?
You load a data extract that includes a free text field named coll.
You need to analyze the frequency distribution of the string lengths in col1. The solution must not affect the size of the model.
What should you do?
正解：A
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解説: (GoShiken メンバーにのみ表示されます)
You have a Power B1 dataset named Finance that is hosted in a Power B1 workspace.
The finance team at your company is NOT currently a member of any Power B1 workspace roles.
You need to enable the finance team to use Microsoft Excel to analyze the Finance dataset.
What should you do?
The finance team at your company is NOT currently a member of any Power B1 workspace roles.
You need to enable the finance team to use Microsoft Excel to analyze the Finance dataset.
What should you do?
正解：C
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