[New] MICROSOFT POWER BI DA-100 EXAM TESTS 2022

Published en 13 Mar 2022

Description

Description

Analyzing Data with Microsoft Power BI DA-100

Topics :

six knowledge areas:

• Microsoft DAX language;

• Microsoft Power Query features;

• Data Modeling in Power BI;

• Data Visualization in Power BI;

• Manage Publishing and Sharing Power BI contents;

• Manage Power BI Administration settings.

  
  

Prepare the Data

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

• choose an appropriate query type

• identify query performance issues

  
  

Profile the data

• identify data anomalies

• examine data structures

• interrogate column properties

• interrogate data statistics

Clean, transform and load the data

• resolve inconsistencies, unexpected or null values, and data quality issues

• apply user-friendly value replacements

• identify and create appropriate keys for joins

• evaluate and transform column data types

• apply data shape transformations to table structures

• combine queries

• apply user-friendly naming conventions to columns and queries

• leverage Advanced Editor to modify Power Query M code

• configure data loading

• resolve data import errors

Model the Data

• define the tables

• configure table and column properties

• define quick measures

• flatten out a parent-child hierarchy

• define role-playing dimensions

• define a relationship's cardinality and cross-filter direction

• design the data model to meet performance requirements

• resolve many-to-many relationships

Develop a data model

• apply cross-filter direction and security filtering

• create calculated tables

• create hierarchies

• create calculated columns

• implement row-level security roles

• set up the Q&A feature

Create measures by using DAX

• use DAX to build complex measures

• use CALCULATE to manipulate filters

• replace numeric columns with measures

• use basic statistical functions to enhance data

• create semi-additive measures

Optimize model performance

• remove unnecessary rows and columns

• identify poorly performing measures, relationships, and visuals

• improve cardinality levels by changing data types

• improve cardinality levels through summarization

• create and manage aggregations

Visualize the Data

• add visualization items to reports

• choose an appropriate visualization type

• format and configure visualizations

• import a custom visual

• configure the report page

• design and configure for accessibility

• configure automatic page refresh

Create dashboards

• set mobile view

• manage tiles on a dashboard

• configure data alerts

• use the Q&A feature

• add a dashboard theme

• pin a live report page to a dashboard

• configure data classification

Enrich reports for usability

• configure bookmarks

• create custom tooltips

• edit and configure interactions between visuals

• configure navigation for a report

• apply sorting

• configure Sync Slicers

• use the selection pane

  
  

Analyze the Data

Enhance reports to expose insights

• apply conditional formatting

• apply slicers and filters

• perform top N analysis

• explore statistical summary

• use the Q&A visual

• add a Quick Insights result to a report

• create reference lines by using the Analytics pane

Perform advanced analysis

• identify outliers

• conduct Time Series analysis

• use groupings and binnings

• use the Key Influencers to explore dimensional variances

• use the decomposition tree visual to break down a measure

• apply AI Insights

Deploy and Maintain Deliverables

Manage datasets

• configure a dataset scheduled refresh

• configure row-level security group membership

• providing access to datasets

• configure incremental refresh settings

  
  

Create and manage workspaces

• create and configure a workspace

• recommend a development lifecycle strategy

• assign workspace roles

• configure and update a workspace app

• publish, import, or update assets in a workspace

• apply sensitivity labels to workspace content