Red Hat EX407 Online Practice Questions and Exam Preparation

Red Hat EX407 Online Questions & Answers

• Question 1:

  Where is the first place Ansible checks for a role definition?

  A. ${PWD}/roles
  B. Ansible must always be told where to look for a role.
  C. ${PWD}/.roles
  D. /etc/ansible/roles
  A. ${PWD}/roles

  ---

  Ansible always checks the present working directory for a roles directory containing a referenced role definition.

• Question 2:

  Which are of the following are valid uses of a role's meta directory? (Choose all that apply.)

  A. Setting variable values for use within a role.
  B. Setting the allow_duplicates flag.
  C. A role's dependency information.
  D. Setting the become flag.
  B. Setting the allow_duplicates flag.
  C. A role's dependency information.

  ---

  This is a unique flag that is set in the meta directory to allow a role to be repeated within a play. Role dependencies may be defined within the meta directory of a role.

• Question 3:

  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 templatecalled 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 theip 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.

  Correct Answer. Check the answer in explanation
  Check the answer in explanation

  ---

  

  /home/sandy/ansible/roles/sample-apache/tasks/main.yml

  

  

  /home/sandy/ansible/roles/sample-apache/templates/index.html.j2

  

  In /home/sandy/ansible/roles/sample-apache/handlers/main.yml

  

• Question 4:

  Create a file called packages.yml in /home/sandy/ansible to install somepackages 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.

  Correct Answer. Check the answer in explanation
  Check the answer in explanation

  ---

  

  ** 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 developmentnode

  yum:

  name: '*'

  state: latest

• Question 5:

  Create a file called requirements.yml /home/sandy/ansible/roles in 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 tonode4.example.com" and when you curl again "Welcome tonode5.example.com"The php-role should be used on the prod host.

  Correct Answer. Check the answer in explanation
  Check the answer in explanation

  ---

  

  Check the proxy host by curlhttp://node3.example.com

• Question 6:

  Create a role called sample-apache and store it in /home/bob/ansible/roles. The role should

  satisfy the following requirements:

  *In the role, install and enable httpd. Also enable the firewall to allow http. Also run the template

  *index.html.j2 and make sure this runs Create a template index.html.j2 that displays "Welcome to the server HOSTNAME"

  In a play called apache.yml in /home/bob/ansible/ run the sample-apache role.

  Correct Answer. Check the answer in explanation
  Check the answer in explanation

  ---

  

  /home/sandy/ansible/roles/sample-apache/tasks/main.yml

  

  /home/sandy/ansible/roles/sample-apache/templates/index.html.j2

  

  In /home/sandy/ansible/roles/sample-apache/handlers/main.yml

  

• Question 7:

  Is it possible to specify multiple inventory files at once?

  A. Yes, you specify your inventory as a directory containing valid inventory files.
  B. No.
  C. Yes, you must provide extra parameters to the -i flag.
  D. Yes, you must specify a reference inventory master file.
  A. Yes, you specify your inventory as a directory containing valid inventory files.

• Question 8:

  State whether the following statement is true or false.

  The command ansible-galaxy init won't create the file structure you need for roles.

  A. True
  B. False
  B. False

  ---

  It will create the correct structure for you.

• Question 9:

  What formats may variables specified on the command line use when not using a file with the -e flag? (Choose all that apply.)

  A. YAML
  B. CSV
  C. Ansible dictionary
  D. JSON
  A. YAML
  D. JSON

  ---

  Variables must be specified in JSON format when passed via command line.

• Question 10:

  What are the default number of forks in Ansible?

  A. 1
  B. 5
  C. 50
  D. 10
  B. 5