It is assumed that you have Ansible installed on your system. There are many documents out there that cover installing Ansible in a way that is appropriate to the operating system and version that you might be using. This book will assume use of Ansible version 2.7.x.x. To discover the version in use on a system where Ansible is already installed, make use of the version argument, that is, either ansible or ansible-playbook, as follows:
ansible-playbook --version
This command should give you an output that's similar to the following screenshot:
Note that ansible is the executable for doing ad hoc one-task executions, and ansible-playbook is the executable that will process playbooks for orchestrating many tasks.
The configuration for Ansible can exist in a few different locations, where the first file found will be used. The search involves...