Red Hat RHCE 8 (EX294) Cert Guide [1 ed.] 0136872433, 9780136872436

Table of contents :
Title Page
Copyright Page
Contents at a Glance
Table of Contents
About the Author
Dedication
Acknowledgments
About the Technical Reviewers
We Want to Hear from You!
Reader Services
Introduction
Goals and Methods
Other Resources
Who Should Read This Book?
How This Book Is Organized
How to Use This Book
Other Features
Book Organization, Chapters, and Appendixes
Where Are the Companion Content Files?
Part I: Introduction to Ansible
Chapter 1. Understanding Configuration Management
“Do I Know This Already?” Quiz
Foundation Topics
Understanding Automation
Understanding Ansible Essential Components
Understanding Ansible Use Cases
Summary
Exam Preparation Tasks
Review All Key Topics
Define Key Terms
Chapter 2. Installing Ansible
“Do I Know This Already?” Quiz
Foundation Topics
Understanding an Ansible Environment
Understanding Controller Host Requirements
Understanding Installation Methods
Configuring Managed Hosts
Configuring the Ansible User
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 2-1
Chapter 3. Setting Up an Ansible Managed Environment
“Do I Know This Already?” Quiz
Foundation Topics
Understanding Projects
Configuring Static Inventory
Working with Dynamic Inventory
Managing Settings in ansible.cfg
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 3-1
Chapter 4. Using Ad Hoc Commands
“Do I Know This Already?” Quiz
Foundation Topics
Understanding Ad Hoc Commands
Working with Modules
Consulting Module Documentation
Running Ad Hoc Commands from Shell Scripts
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key terms
Review Questions
End-of-Chapter Lab
Lab 4-1
Chapter 5. Getting Started with Playbooks
“Do I Know This Already?” Quiz
Foundation Topics
Exploring Your First Playbook
Working with YAML
Managing Multiplay Playbooks
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 5-1
Chapter 6. Working with Variables and Facts
“Do I Know This Already?” Quiz
Foundation Topics
Understanding the Use of Variables in Ansible Playbooks
Working with Ansible Facts
Working with Variables
Using Vault to Manage Sensitive Values
Capturing Command Output Using register
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 6-1
Lab 6-2
Part II: Common Ansible Management Tasks
Chapter 7. Using Task Control
“Do I Know This Already?” Quiz
Foundation Topics
Using Loops and Items
Using when to Run Tasks Conditionally
Using Handlers
Dealing with Failures
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 7-1
Chapter 8. Deploying Files
“Do I Know This Already?” Quiz
Foundation Topics
Using Modules to Manipulate Files
Managing SELinux Properties
Using Jinja2 Templates
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
Exercise Answers
End-of-Chapter Lab
Lab 8-1: Generate an /etc/hosts File
Lab 8-2: Manage a vsftpd Service
Chapter 9. Using Ansible Roles
“Do I Know This Already?” Quiz
Foundation Topics
Using Ansible Roles
Using Ansible Galaxy Roles
Using RHEL System Roles
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 9-1
Lab 9-2
Chapter 10. Using Ansible in Large Environments
“Do I Know This Already?” Quiz
Foundation Topics
Advanced Inventory Usage
Optimizing Ansible Processing
Including and Importing Files
Summary
Exam Preparation Tasks
Review All Key Topics
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 10-1
Chapter 11. Troubleshooting Ansible
“Do I Know this Already?” Quiz
Foundation Topics
Managing Ansible Errors and Logs
Using Modules for Troubleshooting and Testing
Using Tags
Troubleshooting Common Scenarios
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 11-1
Part III: Managing Systems with Ansible
Chapter 12. Managing Software with Ansible
“Do I Know This Already?” Quiz
Foundation Topics
Using Modules to Manage Packages
Using Modules to Manage Repositories and Subscriptions
Implementing a Playbook to Manage Software
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 12-1
Lab 12-2
Chapter 13. Managing Users
”Do I Know This Already?” Quiz
Foundation Topics
Using Ansible Modules to Manage Users and Groups
Managing SSH Connections
Managing Encrypted Passwords
Managing Users Advanced Scenario Exercise
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 13-1
Chapter 14. Managing Processes and Tasks
“Do I Know This Already?” Quiz
Foundation Topics
Managing Services
Managing the Boot Process
Managing the Boot Process and Services Advanced Exercise
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 14-1
Chapter 15. Managing Storage
“Do I Know This Already?” Quiz
Foundation Topics
Discovering Storage-Related Facts
Managing Partitions and LVM
Configuring Storage Advanced Exercise
Summary
Exam Preparation Tasks
Review All Key Topics
Memory Tables
Define Key Terms
Review Questions
End-of-Chapter Lab
Lab 15-1
Chapter 16. Final Preparation
Generic Tips
Part IV: Practice Exams
Practice Exam A
Practice Exam B
Practice Exam C
Practice Exam D
Part V: Appendixes
Appendix A. Answers to the “Do I Know This Already?” Quizzes and Review Questions
Appendix B. Getting Started with Ansible Tower
Appendix C. Red Hat RHCE 8 (EX294) Cert Guide Exam Updates
Appendix D. Memory Tables
Appendix E. Memory Tables Answer Key
Appendix F. Study Planner [This content is currently in development.]
Glossary

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