Red Hat RHCE 8 (EX294) Cert Guide

Description

Red Hat RHCE™ 8 Cert Guide is designed to help you pass the newest version of the Hat Certified Engineer exam for Red Hat Enterprise Linux 8, and master the skills you need to automate Linux and execute common system administration tasks with Red Hat® Ansible® Engine. The most comprehensive and time-efficient RHCE 8 prep guide available, it's also an extraordinarily cost-effective complement to other training, including the author’s own RHCE Complete Video Course. Authored by a leading Red Hat trainer, consultant, and speaker, it presents focused, straight-to-the-point coverage of every exam topic, including: Performing Core Red Hat system administration tasks Understanding Ansible core components Installing and configuring Ansible control nodes Configuring Ansible managed nodes Administering scripts Performing system administration tasks with Ansible modules Working with roles Using advanced Ansible features such as templates and Ansible Vault From start to finish, this guide is organized to help you focus your study time where you need the most help, so you can retain more, and earn higher scores. It offers: Step-by-step chapter labs to help you practice what you've just learned Pre-exam theoretical exam to help you decide if you're ready for the real exam Two realistic RHCE sample exams delivered through Pearson's state-of-the-art test engine Pre-chapter "Do I Know This Already" (DIKTA) quizzes to assess your knowledge of each chapter's content, so you can decide how much time to spend on each section Foundation Topics sections thoroughly explaining concepts and theory, and linking them to real-world configurations and commands Key Topics icons flagging every figure, table, or list you absolutely must understand and remember End of chapter Glossary terms Chapter-ending Exam Preparation sections delivering even more exercises and troubleshooting scenarios 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