Quiz about Certification Exam, RedHat, RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices

Question 1

Install and configure ansible  User bob has been created on your control node. Give him the appropriate permissions on the 
control node. Install the necessary packages to run ansible on the control node. 
Create a configuration file /home/bob/ansible/ansible.cfg to meet the following requirements: 
• The roles path should include /home/bob/ansible/roles, as well as any other path that may be 
required for the course of the sample exam. 
• The inventory file path is /home/bob/ansible/inventory. 
• Ansible should be able to manage 10 hosts at a single time. 
• Ansible should connect to all managed nodes using the bob user. 
Create an inventory file for the following five nodes: 
nodel.example.com 
node2.example.com 
node3.example.com 
node4.example.com 
node5.example.com 
Configure these nodes to be in an inventory file where node1 is a member of group dev. nodc2 is a 
member of group test, nodc3 is a member of group proxy, nodc4 and node 5 are members of group 
prod. Also, prod is a member of group webservers.

Accepted Answer

In/home/sandy/ansible/ansible.cfg [defaults]
inventory=/home/sandy/ansible/inventory
roles_path=/home/sandy/ansible/roles
remote_user= sandy
host_key_checking=false
[privilegeescalation]
become=true
become_user=root
become_method=sudo
become_ask_pass=false
In /home/sandy/ansible/inventory
[dev]
node 1 .example.com
[test]
node2.example.com
[proxy]
node3 .example.com
[prod]
node4.example.com
node5 .example.com
[webservers:children]
prod

Question 2

Create a file called adhoc.sh in /home/sandy/ansible which will use adhoc commands to set up a new repository. The name of the repo will be 'EPEL' the description 'RHEL8' the baseurl is 'https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rmp' there is no gpgcheck, but you should enable the repo. * You should be able to use an bash script using adhoc commands to enable repos. Depending on your lab setup, you may need to make this repo "state=absent" after you pass this task.

Accepted Answer

chmod 0777 adhoc.sh vim adhoc.sh #I/bin/bash ansible all -m yum_repository -a 'name=EPEL description=RHEL8 baseurl=https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rmp gpgcheck=no enabled=yes'

Question 3

Create a file called packages.yml in /home/sandy/ansible to install some packages for the following hosts. On dev, prod and webservers install packages httpd, mod_ssl, and mariadb. On dev only install the development tools package. Also, on dev host update all the packages to the latest.

Accepted Answer

Solution as: $\"Certification$ ** NOTE 1 a more acceptable answer is likely 'present' since it's not asking to install the latest state: present ** NOTE 2 need to update the development node - name: update all packages on development node yum: name: '*' state: latest

Question 4

Create a role called sample-apache in /home/sandy/ansible/roles that enables and starts httpd, enables and starts the firewall and allows the webserver service. Create a template called index.html.j2 which creates and serves a message from /var/www/html/index.html Whenever the content of the file changes, restart the webserver service. Welcome to [FQDN] on [IP] Replace the FQDN with the fully qualified domain name and IP with the ip address of the node using ansible facts. Lastly, create a playbook in /home/sandy/ansible/ called apache.yml and use the role to serve the index file on webserver hosts.

Accepted Answer

/home/sandy/ansible/apache.yml $\"Certification$ /home/sandy/ansible/roles/sample-apache/tasks/main.yml Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 4-2973580737

Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 4-2973580737

/home/sandy/ansible/roles/sample-apache/templates/index.html.j2 Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 5-917200452

Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 5-917200452

In /home/sandy/ansible/roles/sample-apache/handlers/main.yml Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 6-736968515

Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 6-736968515

Question 5

Create a file called requirements.yml in /home/sandy/ansible/roles to install two roles. The source  for the first role is geerlingguy.haproxy and geerlingguy.php. Name the first haproxy-role and the 
second php-role. The roles should be installed in /home/sandy/ansible/roles.

Accepted Answer

in /home/sandy/ansible/roles vim requirements.yml $\"Certification$ Run the requirements file from the roles directory: ansible-galaxy install -r requirements.yml -p /home/sandy/ansible/roles

Question 6

Create a file called requirements.yml in /home/sandy/ansible/roles a file called role.yml in /home/sandy/ansible/. The haproxy-role should be used on the proxy host. And when you curl http://node3.example.com it should display "Welcome to node4.example.com" and when you curl again "Welcome to node5.example.com" The php-role should be used on the prod host.

Accepted Answer

Solution as: $\"Certification$ Check the proxy host by curl http://node3.example.com

Question 7

Create an ansible vault password file called lock.yml with the password reallysafepw in the  /home/sandy/ansible directory. In the lock.yml file define two variables. One is pw_dev and the 
password is 'dev' and the other is pw_mgr and the password is 'mgr' Create a regular file called 
secret.txt which contains the password for lock.yml.

Accepted Answer

ansible-vault create lock.yml New Vault Password: reallysafepw Confirm: reallysafepw $\"Certification$

Question 8

Create the users in the file usersjist.yml file provided. Do this in a playbook called users.yml located at /home/sandy/ansible. The passwords for these users should be set using the lock.yml file from TASK7. When running the playbook, the lock.yml file should be unlocked with secret.txt file from TASK 7. All users with the job of 'developer' should be created on the dev hosts, add them to the group devops, their password should be set using the pw_dev variable. Likewise create users with the job of 'manager' on the proxy host and add the users to the group 'managers', their password should be set using the pw_mgr variable. $\"Certification$

Accepted Answer

ansible-playbook users.yml –vault-password-file=secret.txt $\"Certification$

Question 9

Create a file called specs.empty in home/bob/ansible on the local machine as follows:  HOST= 
MEMORY= 
BIOS= 
VDA_DISK_SIZE= 
VDB_DISK_SIZE= 
Create the playbook /home/bob/ansible/specs.yml which copies specs.empty to all remote nodes'  
path /root/specs.txt. Using the specs.yml playbook then edit specs.txt on the remote machines to 
reflect the appropriate ansible facts.

Accepted Answer

Solution as: $\"Certification$ Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 13-3657589866

Certification Exam RedHat RedHat Red Hat Certified Specialist in Advanced Automation: Ansible Best Practices RedHat-EX447 13-3657589866

Question 10

Create a jinja template in /home/sandy/ansible/ and name it hosts.j2. Edit this file so it looks like the one below. The order of the nodes doesn't matter. Then create a playbook in /home/sandy/ansible called hosts.yml and install the template on dev node at /root/myhosts $\"Certification$

Accepted Answer

Solution as: $\"Certification$

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