Red Hat EX407 Online Practice Questions and Exam Preparation

Red Hat EX407 Online Questions & Answers

• Question 11:

  Which line instructs ansible to install httpd?

  A. yum: name=httpd state=installed
  B. tasks: install httpd
  C. service: name=httpd state=installed
  D. name: service=httpd state=installed
  A. yum: name=httpd state=installed

  ---

  The yum module is an appropriate way to install software

• Question 12:

  SIMULATION

  Using the Simulation Program, perform the following tasks:

  Ad-Hoc Ansible Commands (Number Two) Task:

  1.

  Use the ad-hoc command to make sure php is installed.

  2.

  Use the ad-hoc command to make sure that php is installed and is the latest version.

  3.

  Use the ad-hoc command to make sure that httpd is installed.

  4.

  Use the ad-hoc command to remove httpd from the servers.

  See explanation below.

  ---

  Correct Answer: A

  1.

  ansible all -b -m yum -a 'name=php state=present'

  2.

  ansible all -b -m yum -a 'name=php state=latest'

  3.

  ansible all -b -m yum -a 'name=httpd state=latest'

  4.

  ansible all -b -m yum -a 'name=httpd state=absent'

• Question 13:

  Where does ansible-galaxy install place roles by default?

  A. $PWD/roles
  B. /etc/ansible/roles
  C. /etc/roles
  D. /usr/share/ansible/roles
  B. /etc/ansible/roles

  ---

  This is the default location where ansible-galaxy install will attempt to install a role.

• Question 14:

  Where can you find a list of all modules in the Ansible online documentation?

  A. Master Module List
  B. All modules are listed on the online documentation landing page.
  C. There is not a full list of all modules in the online documentation.
  D. Module Index
  D. Module Index

  ---

  The module index is how the online documentation references the full list of modules.

• Question 15:

  What is a typical use case for an Ansible Template?

  A. Managing remote system configuration files
  B. Defining a host group
  C. Installing remote Ansible installations
  D. Running remote commands
  A. Managing remote system configuration files

• Question 16:

  Where can you find documentation on Ansible modules? (Choose all that apply.)

  A. The Ansible-Module man page.
  B. The Ansible man page.
  C. Using the ansible-doc command.
  D. Ansible online documentation.
  C. Using the ansible-doc command.
  D. Ansible online documentation.

  ---

  The ansible-doc command is designed to provide module documentation. Module documentation may be found online.

• Question 17:

  Install and configure ansible

  User sandy has been created on your control node with the appropriate permissions already, do not change or modify ssh keys. Install the necessary packages to run ansible on the control node. Configure ansible.cfg to be in folder /home/ sandy/ansible/ansible.cfg and configure to access remote machines via the sandy user. All roles should be in the path /home/sandy/ansible/roles. The inventory path should be in /home/sandy/ansible/invenlory.

  You will have access to 5 nodes.

  1.

  node1.example.com

  2.

  node2.example.com

  3.

  node3.example.com

  4.

  node4.example.com

  5.

  node5.example.com

  Configure these nodes to be in an inventory file where node I is a member of group dev. nodc2 is a member of group test, node3 is a member of group proxy, nodc4 and node 5 are members of group prod. Also, prod is a member of group webservers.

  Correct Answer. Check the answer in explanation In/home/sandy/ansible/ansible.cfg [defaults]
  Check the answer in explanation 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] node1 .example.com [test] node2.example.com [proxy] node3 .example.com [prod] node4.example.com node5 .example.com [webservers:children] prod

• Question 18:

  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.

  users_list.yml

  

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

  ---

  

• Question 19:

  How is information on a given module displayed using the command ansible-doc andlt;moduleandgt;?

  A. The information is simply printed to STDOUT.
  B. The information is displayed in vim.
  C. The information is displayed in the ansible-doc tui.
  D. The information is displayed in a less-like program.
  D. The information is displayed in a less-like program.

  ---

  The output is presented in a simple interface that allows scrolling - much like the less command.

• Question 20:

  Which of the following are Ansible modules? (Choose all that apply.)

  A. get_dnshostname
  B. setup
  C. yum
  D. ping
  B. setup
  C. yum
  D. ping

  ---

  yum: this module was covered in the lesson and can be found in Ansible documentation.