Book Image

Tableau Desktop Certified Associate: Exam Guide

By : Dmitry Anoshin, JC Gillet, Fabian Peri, Radhika Biyani, Gleb Makarenko
Book Image

Tableau Desktop Certified Associate: Exam Guide

By: Dmitry Anoshin, JC Gillet, Fabian Peri, Radhika Biyani, Gleb Makarenko

Overview of this book

The Tableau Desktop Certified Associate exam measures your knowledge of Tableau Desktop and your ability to work with data and data visualization techniques. This book will help you to become well-versed in Tableau software and use its business intelligence (BI) features to solve BI and analytics challenges. With the help of this book, you'll explore the authors' success stories and their experience with Tableau. You'll start by understanding the importance of Tableau certification and the different certification exams, along with covering the exam format, Tableau basics, and best practices for preparing data for analysis and visualization. The book builds on your knowledge of advanced Tableau topics such as table calculations for solving problems. You'll learn to effectively visualize geographic data using vector maps. Later, you'll discover the analytics capabilities of Tableau by learning how to use features such as forecasting. Finally, you'll understand how to build and customize dashboards, while ensuring they convey information effectively. Every chapter has examples and tests to reinforce your learning, along with mock tests in the last section. 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 authors.
Table of Contents (15 chapters)
Free Chapter
1
Section 1: Getting Started with Tableau
3
Section 2: Answering Questions with Data
8
Section 3: Advanced Tableau
13
Mock Test A + B (Assessment)

Connecting to spatial data

We can connect to, and import spatial data from, TopoJSON files, Shapefiles, MapInfo tables, GeoJSON files, KML files, and Esri File Geodatabases. Using these files, we can connect to point, linear, and polygon geometries. Currently, mixed geometries are not allowed in Tableau.

Each of the file sources listed earlier has certain restrictions on what the folder containing these files must include. These are listed in the following table:

File Source

Files Required in Folder

Esri Shapefiles

.shp, .shx, .dbf , .prj, and .zip

Esri Geodatabases

Either .zip containing .gdb or a .gdb file

KML files

.kml

TopoJSON

.topojson or .json

GeoJSON

.geojson

MapInfo

.MAP, .DAT, .TAB, and .MID, or a .MIF, or .ID file

For an example of how to create maps using shapefiles, we will use the file downloaded for London Wards as...