#### Overview of this book

The Tableau Desktop Specialist certification is fundamental for any data visualization professional who works in the field with Tableau. This book gets you started by covering the exam format, Tableau basics, and best practices for preparing data for analysis and visualization. It also builds on your knowledge of advanced Tableau topics to get you up to speed with the essential domains and domain objectives. Although the guide provides an outline and starting point to key in on what needs to be understood before the examination, it also delivers in context to give you a strong understanding of each piece before taking the exam. Instructions on how to get hands on with examples, a common data source, and suggested elements are also included. Understanding the concepts will not only assist you in passing the examination, but will also help you work effectively with the tool in your workspace. By the end of this book, you'll be able to efficiently prepare for the certification exam with the help of mock tests, detailed explanations, and expert advice from the author.
Preface
Part 1: Introduction to Tableau
Free Chapter
Chapter 1: Tableau Desktop Specialist Certification Overview
Chapter 2: Data Ingestion
Chapter 3: How to Interpret Data in a Tableau Visualization
Chapter 4: Working with Dimensions, Measures, and Marks (Oh My)
Chapter 5: Calculations and Functions Syntax
Part 2: Mastering the Exam
Chapter 6: Connecting to and Preparing Data
Chapter 7: Understanding and Creating Fundamental Charts in Tableau
Chapter 8: Data Organization and Worksheet Analytics
Chapter 9: Sharing Insights
Part 3: The Final Prep
Chapter 10: Exam Preparation
Chapter 11: Mock Test
Index
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# Managing manual/computed sorting

Manual sorting means that sorting can be done on headers or axes by physically moving dimensions around in a field. This is what you did in the prior section when completing the dynamic set visualization. This type of manual sorting involved manual measurements. This type of sorting is also possible to do using dimensions, where you can physically drag individual dimensions up or down. There is not much more to manual sorting, and computed sorting is far more effective for dynamically controlling variables.

Manual sorting can also be done from the toolbar above the visualization. You either need to right-click on a pill and select Manual Sort, or right-click and select dimensions and select the sort icon, but that method is not frequently used. A field sort is powerful, as it does not require the field to be in a row, column, mark, or filter to utilize it.

In the following subsections, you will learn how to do dynamic sorting and also understand...