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PL-300 Exam Book & Reliable PL-300 Exam Question

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Microsoft PL-300 Exam Syllabus Topics:

Topic
Details

Prepare the Data (15-20%)

Get data from different data sources
- identify and connect to a data source
- change data source settings
- select a shared dataset or create a local dataset
- select a storage mode
- use Microsoft Dataverse
- change the value in a parameter
- connect to a data flow

Clean, transform, and load the data
- profile the data
- resolve inconsistencies, unexpected or null values, and data quality issues
- identify and create appropriate keys for joins
- evaluate and transform column data types
- shape and transform tables
- combine queries
- apply user-friendly naming conventions to columns and queries
- configure data loading
- resolve data import errors

Model the Data (30-35%)

Design a data model
- define the tables
- configure table and column properties
- design and implement role-playing dimensions
- define a relationship's cardinality and cross-filter direction
- design a data model that uses a star schema
- create a common date table

Develop a data model
- create calculated tables
- create hierarchies
- create calculated columns
- implement row-level security roles
- use the Q&A feature

Create model calculations by using DAX
- create basic measures by using DAX
- use CALCULATE to manipulate filters
- implement Time Intelligence using DAX
- replace implicit measures with explicit measures
- use basic statistical functions
- create semi-additive measures
- use quick measures

Optimize model performance
- remove unnecessary rows and columns
- identify poorly performing measures, relationships, and visuals
- reduce cardinality levels to improve performance

Visualize and Analyze the Data (25-30%)

Create reports
- add visualization items to reports
- choose an appropriate visualization type
- format and configure visualizations
- use a custom visual
- apply and customize a theme
- configure conditional formatting
- apply slicing and filtering
- configure the report page
- use the Analyze in Excel feature
- choose when to use a paginated report

Microsoft PL-300 Exam, also known as the Microsoft Power BI Data Analyst exam, is a certification test designed for professionals who work with data analytics and business intelligence. Microsoft Power BI Data Analyst certification validates the skills and knowledge required to design and build data models, create reports and visualizations, and manage data sources with Microsoft Power BI. PL-300 exam is intended for individuals who are responsible for analyzing data and creating insights to support business decisions.

Microsoft Power BI Data Analyst Sample Questions (Q233-Q238):

NEW QUESTION # 233
You have a Microsoft Exert spreadsheet named Excel1 that contains survey results.
You have a Power Bl dashboard named DashboardA that has Q&A enabled.
You need to ensure that users who can access DashboardA can ask Questions based on the contents of Excel 1 and pm visuals based on their queries to DashboardA. The solution must minimize development time.
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.

Answer:

Explanation:

NEW QUESTION # 234
Your company has affiliates who help the company acquire customers.
You build a report for the affiliate managers at the company to assist them in understanding affiliate performance.
The managers request a visual showing the total sales value of the latest 50 transactions for each affiliate. You have a data model that contains the following tables.

You need to develop a measure to support the visual.
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.

Answer:

Explanation:
Explanation
Box 1: CALCULATE
Start with CALCULATE and use a SUMX.
CALCULATE evaluates an expression in a modified filter context.
Box 2: SUM
Box 3: TOPN
TOPN returns the top N rows of the specified table.
Box 4: [TransactionDate]
TOPN Syntax: TOPN(<n_value>, <table>, <orderBy_expression>, [<order>[, <orderBy_expression>,
[<order>]]...])
The orderBy_expression: Any DAX expression where the result value is used to sort the table and it is evaluated for each row of table.
Reference:
https://docs.microsoft.com/en-us/dax/topn-function-dax

NEW QUESTION # 235
You have a dataset that contains revenue data from the past year.
You need to use anomaly detection in Power Bl to show anomalies in the dataset.
What should you configure? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Answer:

Explanation:

NEW QUESTION # 236
You have a table in Power BI Desktop as shown in the following exhibit.

You pivot the columns as shown in the following exhibit.

You need to resolve the error in row 3. The solution must preserve all the data.
What should you do?

A. Change the Aggregate Value Function of the pivot.
B. Select the Key column, and then click Remove Duplicates.
C. Change the Data Type of the Value column.
D. Select the Score column, and then click Remove Errors.

Answer: A

NEW QUESTION # 237
You have a Power 31 data model that contains a table named Stores. The table has the following columns:
* Store Name
* Open Date
* Status
* State
* City
You need to create a calculated column named Active Store Name that meets the following requirements:

Answer:

Explanation:
Answer is as below

NEW QUESTION # 238
......

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