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

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

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

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

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

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

Create roles
Download roles from an Ansible Galaxy and use them

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