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HashiCorp Terraform Associate (003) Exam Guide

HashiCorp Terraform Associate (003) Exam Guide

By : Chandra Mohan Dhanasekaran, Manjunath H. Gowda
5 (19)
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HashiCorp Terraform Associate (003) Exam Guide

HashiCorp Terraform Associate (003) Exam Guide

5 (19)
By: Chandra Mohan Dhanasekaran, Manjunath H. Gowda

Overview of this book

This HashiCorp Terraform Associate (003) exam guide simplifies technical content relating to the exam and helps you learn using real-world examples. The book is aligned with the latest exam objectives, which enables you to streamline your learning experience instead of referring to multiple sources for preparation. Moreover, the book is designed to serve as a "one-stop solution" for readers with varied levels of experience in Terraform. You'll learn how to efficiently provision and manage cloud and on-premises infrastructure using Terraform. As you progress, you’ll focus on essential commands, state management techniques, and best practices. Later chapters will show you how to harness the power of Terraform modules for code reusability and scalability. You’ll also gain insights into advanced topics such as debugging, troubleshooting, and leveraging Terraform Cloud and Terraform Enterprise for collaborative infrastructure management. This book provides you with lifetime access to supplementary practice resources such as mock exams, flashcards, and exam tips from experts. By the end of this book, you’ll have the knowledge and skills you need to confidently tackle the Terraform Associate certification exam and excel in your career.
Table of Contents (13 chapters)
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Types of Modules

Depending on the criteria one uses, modules can be classified in multiple ways. Figure 5.1 shows the classification of modules based on two important criteria:

  • Based on the entry point for the module (i.e., where terraform plan/apply is run):
    • Root module
    • Child module
  • Based on where the configuration files are stored/installed:
    • Local module
    • Remote module
      Figure 5.1: Types of modules

Figure 5.1: Types of modules

Now that you have seen the types of modules, it is time to take a look at each module type in detail in the following section.

The Root Module

Any folder with a set of Terraform configuration files to create infrastructure objects can be called a root module.

If the Terraform module is a template, someone must instantiate it, that is, make a copy of the infrastructure objects using the template. This is where the root module comes in.

The root module is the primary entry point for the module. This is the directory with the configuration files where the user...

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