Red Hat EX407 Online Practice Questions and Exam Preparation

Red Hat EX407 Online Questions & Answers

• Question 91:

  Consider the following playbook.

  -hosts: local become: yes

  tasks:

  -name: create users user: name: "{{item}}" with_items:

  -sam

  -john

  -bob How many times is the user module invoked?

  A. 5
  B. 3
  C. 1
  B. 3

  ---

  The call count will be based on the number of times the with_items loop executes - which is 3 in this case

• Question 92:

  Besides galaxy.ansible.com, where else can ansible-galaxy pull roles from?

  A. a standard httpd server
  B. other servers that have Ansible installed
  C. community.ansible.com
  D. github repositories
  D. github repositories

  ---

  ansible-galaxy may be used to pull roles from a github repo.

• Question 93:

  Create anansible 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.

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

  ---

  ansible-vault create lock.yml New Vault Password: reallysafepw Confirm: reallysafepw

  In file:

  pw_dev: dev pw_mgr: mgr

• Question 94:

  What is the defaults directory used for within a role?

  A. The defaults directory is for defining default values for variables if no other value is provided.
  B. The defaults directory is where you define which plays of a role will be used by default.
  C. The defaults directory is for defining variable values that override other variables used in a playbook using the role.
  D. The defaults directory stores configurations that override ansible.cfg.
  A. The defaults directory is for defining default values for variables if no other value is provided.

  ---

  Variables defined within defaults are given the lowest precedence and are only used when no other value is provided.

• Question 95:

  How is a role name set?

  A. The role name is defined by the directory containing the role.
  B. Ansible loads a role name using the role keyword in the roles tasks/main.yml file.
  C. Ansible loads a role name from the roles meta/main.yml file.
  D. All role names are defined in the file /etc/ansible/roles.
  A. The role name is defined by the directory containing the role.

• Question 96:

  In /home/sandy/ansible/create a playbook called logvol.yml. In the play create a logical volume called Iv0 and make it of size 1500MiB on volume group vgO If there is not enough space in the volume group print a message "Not enough space for logical volume" and then make a 800MiB Iv0 instead. If the volume group still doesn't exist, create a message "Volume group doesn't exist" Create an xfs filesystem on all Iv0 logical volumes. Don't mount the logical volume.

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

  ---

  

  

• Question 97:

  What type of credential is used for accessing system accounts on your remote Linux hosts via SSH in Ansible Tower?

  A. System
  B. Machine
  C. Insights
  D. Ansible Tower
  B. Machine

  ---

  This is the appropriate credential for working with remote hosts over SSH.

• Question 98:

  State whether the following statement is true or false. A template has a maximum of 10 variables.

  A. True
  B. False
  B. False

• Question 99:

  SIMULATION

  Using the Simulation Program, perform the following tasks:

  Static Inventories Task:

  1.

  Add a new group to your default ansible host file. call the group [ec2]

  2.

  Add a new host to the new group you created.

  3.

  Add a variable to a new host entry in the /etc/ansible/hosts file. Add the following. localhost http_port=80 maxRequestsPerChild=808

  4.

  Check to see if maxRequestsPerChild is pulled out with an ad-hoc command.

  5.

  Create a local host file and put a target group and then a host into it. Then ping it with an ad-hoc command.

  See explanation below.

  ---

  Correct Answer: A

  1.

  Edit the /etc/ansible/hosts file. Add a group.

  2.

  Edit the /etc/ansible/hosts file. Add a user under the group you created.

  3.

  Edit the /etc/ansible/hosts file. Find a host. if we add a variable called maxRequestsPerChild to the host it would look like this. host1 maxRequestsPerChild=808

  4.

  ansible ec2 -m shell -a "echo {{ maxRequestsPerChild }}"

  5.

  Edit a local file. It could be called anything. Lets call it myhosts. Inside the file it would have a host like the following. [mygroup] myusername1.mylabserver.com

• Question 100:

  What keyword stores a command's output into a variable?

  A. register
  B. output
  C. output is stored in a variable named results by default
  D. debug
  A. register

  ---

  The register keyword will store output from the preceding command into a provided variable.