Ansible variables and Vault quiz

Twelve questions across variables, precedence, Vault and facts. Aim for at least nine before moving on to chapter 5.

Which variable name is invalid?
Which task line is written correctly?
Which keyword loads play variables from an external file?
Put these in order, lowest precedence first: play vars, group_vars file, extra vars, host_vars file.
Where should group variables for `webservers` go, following recommended practice?
Which two expressions return the same value?
What does `register: result` store?
Which command encrypts two files that already exist?
How do you run a playbook with a Vault password stored in `vault-pass`?
Which variable holds a host’s total memory in MiB?
A custom fact file must be…
The inventory lists a host as `web1 ansible_host=servera.lab.example.com`. What is `inventory_hostname`?

Apply what you learned