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Microsoft PL-300 Practice Test - Questions Answers
Question list
List of questions
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Question 1
You need to address the data concerns before creating the data model. What should you do in Power Query Editor?
Select Column distribution.
Select the sales_amount column and apply a number filter.
Select Column profile, and then select the sales_amount column.
Transform the sales_amount column to replace negative values with 0.
Question 2
You need to create a calculated column to display the month based on the reporting requirements.
Which DAX expression should you use?
FORMAT('Date'[date], "MMM YYYY")
FORMAT('Date' [date], "M YY")
FORMAT('Date'[date_id], "MMM") & "" & FORMAT('Date'[year], "#")
FORMAT('Date' [date_id], "MMM YYYY")
Question 3
You need to create the required relationship for the executive's visual. What should you do before you can create the relationship?
Change the data type of Sales[region_id] to Whole Number.
In the Sales table, add a measure for sum(sales_amount).
Change the data type of sales[sales_id] to Text.
Change the data type of sales [region_id] to Decimal Number.
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 4
What should you create to meet the reporting requirements of the sales department?
a measure that uses a formula of SUM (Sales [sales_id])
a calculated column that use a formula of COUNTA(sales [sales_id])
a measure that uses a formula of COUNTROWS (Sales)
a calculated column that uses a formula of SUM (Sales [sales_id])
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 a relationship between the Weekly_Returns table and the Date table to meet the reporting requirements of the regional managers. What should you do?
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.
Add the Weekly_Returns data to the Sales table by using related DAX functions.
Create a new table based on the Date table where date-id is unique, and then create a many-tomany relationship to Weekly_Return.
Explanation:
Scenario: Region managers require a visual to analyze weekly sales and returns.
To relate the two tables we need a common column.
Question 6
You need to provide a solution to provide the sales managers with the required access.
What should you include in the solution?
Create a security role that has a table filter on the Sales_Manager table where username = UserName()
Create a security role that has a table filter on the Region_Manager table where sales_manager_id = UserPrincipalName().
Create a security role that has a table filter on the Sales_Manager table where name = UserName().
Create a security role that has a table filter on the Sales_Manager table where username = sales_manager_id.
Explanation:
https://powerbi.microsoft.com/en-us/blog/using-username-in-dax-with-row-level-security/
Question 7
You need to create relationships to meet the reporting requirements of the customer service department. What should you create?
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]
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]
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]
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]
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]
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
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.
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]
Reference:
https://docs.microsoft.com/en-us/power-bi/visuals/power-bi-visualization-kpi
Question 9
HOTSPOT
You publish the dataset to powerbi.com.
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.
Question 10
You need to get data from the Microsoft SQL Server tables. What should you use to configure the connection?
import that uses a Microsoft account
DirectQuery that uses the end-user s credentials
DirectQuery that uses a database credential
Import that uses a database credential
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