With the introduction of Red Hat 8 operating system  the exam objectives for Red Hat Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8 are clearly  focused on using Ansible automation.

The followings are the objectives of  the Red Hat Exam EX294 " Red Hat Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8" referenced on the Red Hat  website:

Systems Administration Configuration & Management

Understand and use essential tools
Operate running systems
Configure local storage
Create and configure file systems
Deploy, configure, and maintain systems
Manage users and groups
Manage security

Understand Ansible Core Components

Inventories
Modules
Variables
Facts
Plays
Playbooks
Configuration files
Use provided documentation to look up specific information about Ansible modules and commands

Install & Configure Ansible Control Node

Install required packages
Create a static host inventory file
Create a configuration file
Create and use static inventories to define groups of hosts
Manage parallelism

Configure Ansible Managed Nodes

Create and distribute SSH keys to managed nodes
Configure privilege escalation on managed nodes
Validate a working configuration using ad-hoc Ansible commands

Script Administration Tasks

Create simple shell scripts
Create simple shell scripts that run ad hoc Ansible commands

Create Ansible Plays & Playbooks

Know how to work with commonly used Ansible modules
Use variables to retrieve the results of running a command
Use conditionals to control play execution
Configure error handling
Create playbooks to configure systems to a specified state

System Administration with Ansible Modules

Software packages and repositories
Services
Firewall rules
File systems
Storage devices
File content
Archiving
Scheduled tasks
Security
Users and groups

Ansible Roles

Create roles
Download roles from an Ansible Galaxy and use them

Ansible Advanced Features

Create and use templates to create customized configuration files
Use Ansible Vault in playbooks to protect sensitive data

References and Credits

  1. redhat.com
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