What file formats are valid for Ansible custom
fact files?
Answer:
INI,JSON, or an executable that return JSON
True or False: A host in an inventory may only
be part of one host group
Answer:
False. A host can be in any number of groups
Will the following ansible command fail:
‘ansible all -a
"mkdir/tmp/testfile" ’
No! When not used with the module flag, the
argument flag will simple run commands
supplied via the argument flag directly
against a target hosts (as long as they are
valid commands)
What does max_failure_percentage set a
threshold for?
Answer:
The maximum number of host failures that
ansible will allow before stopping the play
What module would you use to create a new
system user?
Answer:
The user module
Expand web[01:03].example.com which is part of inventory
Answer:
web01.example.com
web02.example.com
web03.example.com
True or False: Parallelism allows Ansible to
act on multiple hosts simultaneously.
Answer:
True!
Parralellism is accomplished in Ansible
by forking the Ansible process which allows
many copies of Ansible to act at one time
against many hosts
What keyword makes ansible continue a play
execution despite a task failure?
Answer:
ignore_errors: yes
True or false: ‘ansible-doc - - list’ is a quick
way to a module listing on a system.
Answer:
False. ‘Ansible-doc - -list’ is a rather slow to
run.
What is the use of a machine credential in
Ansible Tower?
Answer:
The machine credential is used to supply a
username and password (or ssh key) to
access remote systems for use with ansible.
Ansible Tower provides what kind of interface
to Ansible?
Answer:
A web interface!
How can you make a task conditional on a
binary expression?
Answer:
The ‘when’ keyword.
How would you install the galaxy role named
‘awesome’ published by the user ‘stallman’?
Answer:
‘ansible-galaxy install stallman.awesome’
True or false: Ansible always runs 15% more
forks than the number of hosts it is executing
against.
False. Ansible always run the minimum
number of forks it require
Not considering command line defined
variables, what variable definition takes the
highest precedence in an ansible role?
Answer: Variables defined in the ‘vars’ directory of a
role
What two ansible-vault sub-commands allow
you to edit an already encrypted file and see
the contents of an encrypted file?
Answer:
‘Edit’ and ‘view’, respectively
What flag allows you provide a non-default
role path?
Answer:
The ‘-p’ flag.
What command is used to run ad-hoc ansible
commands?
Answer: ‘ansible'
If you know Ansible is retrieving variables
from a file called ‘./host_vars/Johnny’ ,
what host must exists in the inventory?
Answer: There must be a host named Johnny. Ansible
checks ‘host_vars/‘ for files by host names
within the inventory.
How does Ansible group a common set of
tasks, variables, files, and handlers?
Answer: With Ansible Roles!
Which Ansible variable type allows for keyvalue pairs?
Answer: A dictionary variable
True or False: By default, playbooks gather
facts on execution
Answer:
True! Though you can disable fact gathering
What is the module index?
Answer:
The comprehensive online listing of available
ansible modules.
True or False: Handles and variables are
shared between all roles on the system.
Answer:
True.
What ‘ansible-vault’ command will encrypt a
file named
"classified" ?
Answer: ‘ansible-vault encrypt classified’
True or False: The ansible-galaxy command
can only pull roles from galaxy.ansible.com.
Answer: False! The command can use any GitHub repo
that is has credentials for.
True or False: ‘ad-hoc’ commands may be run
from a tower project.
Answer: False! There is not an option to run an ‘adhoc’ command from the project menu.
True or False: It is not possible to provide
more than one vault password when
executing an Ansible playbook.
Answer: False. As of Ansible 2.4, the vault-id feature
allows for multiple passwords to be used in a
single playbook execution.
What is the data format returned by Ansible
modules?
Answer:
JSON
True or False: Ansible variables may be
defined in external files
Answer: True! But the file must be included using
either the vars_file keyword or through a
command line switch
What is the command to return information
on the htpasswd module?
Answer:
‘Ansible-doc htpasswd'
What keyword is used to pass parameters to
an Ansible role?
Answer:
‘vars:’
What does the keyword ‘changed_when’ do?
Answer:
It allows you to have Ansible mark a certain
task result "changed" presuming
the accompanying conditional returns true.
What directory does Ansible Tower use to
look for project artifacts by default when
configured to use a manual project?
Answer:
The directory set in PROJECTS_ROOT.
What is the best way to manage a config file
with Ansible?
Answer:
Ansible Template
What is the processing langue for ansible
templates?
Answer:
Jinja2
If you know Ansible is retrieving variables
from a file called ‘./group_vars/webservers’ ,
what group must exist in the inventory?
Answer:
‘Webservers’ , because the files for
group_vars must be named after the group.
What facts are contained in the ansible_local
variable?
Answer:
Custom facts defined on remote systems
using facts.d
What are the three flags that allow you to
specify a password that will allow ansible to
successfully use ansible-vault encrypted
files?
Answer:
‘ask-vault-password’ , ‘ask-vault-file’ , and
‘vault-id’
What flag does the ansible-playbook
command take that will cause the command
to only run against a specified host?
Answer:
The ‘- -limit’ flag'
What makes an Ansible inventory dynamic?
Answer:
It is an executable file! Script or binary)
What are the two required parameters for the
template module?
Answer:
-src
-dest
What directories may be used by an Ansible
role?
Answer:
-tasks
-handlers
-vars
-defaults
-files
-templates
-meta
What Ansible module can write to stdout and
stderr on the ansible control node during play
execution?
Answer:
The debug module
What three keywords work together to
provide "try / catch" style error
handling?
Answer:
-block
-rescue
-always
What types of items may be in an Ansible
inventory?
Answer:
Hosts, groups, and variable declarations
What do the terms ‘install’, ‘init’ , ‘remove, and
‘search’ have in common when it comes to
Ansible?
Answer:
They are all sub commands of the
ansible-galaxy command
What format must be returned by an Ansible
dynamic inventory?
Answer:
JSON
How can you manipulate text output from
Ansible variables?
Answer:
Using a Jinja filter
True or False: Ansible Tower is installed with
Ansible Core
Answer:
False. Ansible Tower is only available standalone
What keyword must be set to true in order to
allow a role to be applied more than once
within a play?
Answer:
‘allow_duplicates’
Which flag is used to specify the arguments
that pass to a module for the ansible
command?
Answer:
‘-a’
What is the script name that kicks off the
Ansible Tower install?
Answer:
‘setup.sh’
Is it possible to use a directory as an Ansible
inventory?
Answer:
Yes! If you provide a directory as your
inventory Ansible will use all of the valid
inventories it finds in that directory (static or
dynamic)
What Ansible modules allow one to insert text
into an existing file?
Answer:
‘Lineinfile’
What does the template module do?
Answer:
Deploys ansible templates
What are the two ways you can supply a vault
password using ‘- -vault-id’?
Answer:
You may specify a password file using
‘label@fileName’ or you may have ansible
prom using ‘label@prompt’
What inventory file does the following
command use:
‘ansible webservers -m setup’
Answer:
The default inventory file
What keyword allows you to batch play
execution by hosts?
Answer:
The serial keyword
What ansible-vault sub-command allows you
to encrypt a single string?
Answer:
Encrypt-string
Using source control is the preferred way to
set up what Ansible Tower artifact?
Answer:
A Tower project
What flags must be handled by the dynamic inventory in Ansible?
Answer:
- - list
- - host <HOSTNAME>
Ansible Variable names should only be made
of what?
Answer:
‘Letters, number, and underscores’
With no extra options, how does ansible-doc
present output?
Answer:
In a less like text viewing application
What is the Ansible module used to validate
host connectivity?
Answer:
‘Ping’
What does the filter parameter for for the
setup module?
Answer:
It allows you to filter Ansible facts returned
using a regular expression
Which Ansible role directories do not require
a main.yml if they are being used?
Answer:
‘Templates’ and ‘files’
What Ansible module runs a command
against a remote host with no environment
set up?
Answer:
The command module
This Ansible role directory is primarily used to
define role dependencies
Answer:
The ‘meta’ directory
How do you change the name of an Ansible
role?
Answer:
Rename the directory that defines the role
What is the Ansible command that gathers
facts for all servers in the webservers group
(assume default inventory file)?
Answer:
‘Ansible webservers -m setup’
What are the required parameters for the
service module?
Answer:
Only a name
What flag sets the fork count for an ansible
‘ad-hoc’ command?
Answer: -f <NUM_FORKS>
Where does ansible-galaxy install roles by
default?
Answer:
/etc/ansible/roles
Ansible variable names may only start with
what?
Answer:
A letter
What Ansible module installs software on
Red Hat systems?
Answer:
The yum module
True or False: The number of forks will limit
how many hosts that a play with serial
defined can execute on
Answer:
True. Ansible will never make more than the
maximum number of forks, even if serial is
defined higher than that number in a play
True or false: Ansible variables may be
prompted during play execution
Answer:
True! Using the vars_prompt keyword
What file extension must be used for custom
Ansible fact files?
Answer:
.fact
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