Power BI Mastery

Power BI Mastery

Professional Development

15 Qs

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Power BI Mastery

Power BI Mastery

Assessment

Quiz

Other

Professional Development

Practice Problem

Easy

Created by

Alok Sethi

Used 58+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of data visualization in Power BI?

To hide important information

The purpose of data visualization in Power BI is to present data in a visual format for easier analysis and interpretation.

To make the data more confusing

To slow down data analysis

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the concept of data modeling in Power BI.

Data modeling in Power BI involves only importing data without any transformations

Data modeling in Power BI is focused on aesthetics rather than data accuracy

Data modeling in Power BI is the process of defining relationships between tables, creating calculated columns and measures, and optimizing the data model for efficient report performance.

Data modeling in Power BI is the process of creating visualizations without considering data relationships

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can data transformation be achieved in Power BI?

Manually edit the raw data in a text editor

Ignore data transformation and directly visualize the raw data

Use Excel instead of Power BI for data transformation

Use the Power Query Editor in Power BI to apply transformations such as removing columns, changing data types, adding custom columns, merging queries, etc.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the key components of report creation in Power BI?

data analysis, data visualization, data storage, data interpretation, report sharing

data sources, data transformation, data modeling, visualization design, report publishing

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the importance of choosing the right visualization type in Power BI.

Choosing any visualization type will yield the same results

Visualizations are irrelevant in data analysis

The importance of choosing the right visualization type in Power BI lies in effectively communicating data insights to the audience by selecting appropriate visual representations based on the nature of the data.

The visualization type does not impact data interpretation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is DAX and how is it used in Power BI?

DAX is a programming language used in Power BI for designing user interfaces.

DAX is a visualization tool used in Power BI for creating charts and graphs.

DAX is a formula language used in Power BI for creating custom calculations, measures, and columns to manipulate data and perform advanced analytics.

DAX is a database management system used in Power BI for storing data.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of relationships in data modeling within Power BI?

Relationships in data modeling within Power BI are not necessary and should be avoided.

In Power BI, relationships are used to delete data from tables.

Data modeling in Power BI does not involve connecting tables through relationships.

Relationships in data modeling within Power BI connect tables based on common fields to combine data and create meaningful visualizations.

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