Book Image

Microsoft Power BI Data Analyst Certification Guide

By : Orrin Edenfield, Edward Corcoran
5 (1)
Book Image

Microsoft Power BI Data Analyst Certification Guide

5 (1)
By: Orrin Edenfield, Edward Corcoran

Overview of this book

Microsoft Power BI enables organizations to create a data-driven culture with business intelligence for all. This guide to achieving the Microsoft Power BI Data Analyst Associate certification will help you take control of your organization's data and pass the exam with confidence. From getting started with Power BI to connecting to data sources, including files, databases, cloud services, and SaaS providers, to using Power BI’s built-in tools to build data models and produce visualizations, this book will walk you through everything from setup to preparing for the certification exam. Throughout the chapters, you'll get detailed explanations and learn how to analyze your data, prepare it for consumption by business users, and maintain an enterprise environment in a secure and efficient way. By the end of this book, you'll be able to create and maintain robust reports and dashboards, enabling you to manage a data-driven enterprise, and be ready to take the PL-300 exam with confidence.
Table of Contents (25 chapters)
1
Part 1 – Preparing the Data
6
Part 2 – Modeling the Data
11
Part 3 – Visualizing the Data
15
Part 4 – Analyzing the Data
18
Part 5 – Deploying and Maintaining Deliverables
21
Part 6 – Practice Exams

Using row transformations

In addition to the row transformations mentioned in the Sorting and filtering section, there are row transformations that can be helpful under the Transform tab of the ribbon:

  • Replace Values – This provides a user interface where you define the value being searched for and the value you want to replace. It works the same as Find and Replace works on most text editors, such as Notepad.
  • Replace Errors – This is similar to Replace Values where it provides an option for the replacement of rows that contain error values. The definition of an error will depend on the data type.
  • Reverse Rows – This is a way of sorting the rows such that the data is shown or stored in reverse order. The first row becomes the last, the last row becomes the first, and all order in between is preserved.
  • Transpose – Transpose functions as both a row and a column transformation as it turns each row into its own column and each column into...