Book Image

HashiCorp Infrastructure Automation Certification Guide

By : Ravi Mishra
Book Image

HashiCorp Infrastructure Automation Certification Guide

By: Ravi Mishra

Overview of this book

Terraform is a highly sought-after technology for orchestrating infrastructure provisioning. This book is a complete reference guide to enhancing your infrastructure automation skills, offering up-to-date coverage of the HashiCorp infrastructure automation certification exam. This book is written in a clear and practical way with self-assessment questions and mock exams that will help you from a HashiCorp infrastructure automation certification exam perspective. This book covers end-to-end activities with Terraform, such as installation, writing its configuration file, Terraform modules, backend configurations, data sources, and infrastructure provisioning. You'll also get to grips with complex enterprise infrastructures and discover how to create thousands of resources with a single click. As you advance, you'll get a clear understanding of maintaining infrastructure as code (IaC) in Repo/GitHub, along with learning how to create, modify, and remove infrastructure resources as and when needed. Finally, you'll learn about Terraform Cloud and Enterprise and their enhanced features. By the end of this book, you'll have a handy, up-to-date desktop reference guide along with everything you need to pass the HashiCorp Certified: Terraform Associate exam with confidence.
Table of Contents (17 chapters)
1
Section 1: The Basics
4
Section 2: Core Concepts
10
Section 3: Managing Infrastructure with Terraform
14
Chapter 11: Terraform Glossary

Chapter 9

  1. Correct answer: B

Explanation: We already know that modules are written when we want to perform some repetition of infrastructure provisioning or updating using modules and modules can be combined together to form a stack.

  1. Correct answer: C

Explanation: The terraform fmt command helps you to arrange all the Terraform IaC code into the canonical format and terraform fmt -recursive will help you to perform the formatting of all the Terraform configuration files down the line in all the directories from where you execute that command.

  1. Correct answer: A

Explanation: The terraform init command helps you to download Terraform modules to the .terraform directory inside the current working directory.

  1. Correct answer: A

Explanation: Input variable values can be given by defining a default value in the variable declaration file itself, by providing those values from any file ending with .tfvars, .auto.tfvars, or .tfvars.json,...