EX407 Dumps PDF New [2022] Ultimate Study Guide
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EX407 Exam topics
Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our Red Hat EX407 exam dumps will include the following topics:
- Use both static and dynamic inventories to define groups of hosts
- Create and work with roles
- Create and use templates to create customized configuration files
- Use Ansible modules for system administration tasks that work with:
- Create simple shell scripts that run ad hoc Ansible commands
- Use Ansible Vault in playbooks to protect sensitive data
- Install and configure an Ansible control node
NEW QUESTION 19
What does the -f flag in the ansible command allow you to specify?
- A. The inventory file used by ansible
- B. The playbook file used by ansible
- C. The forks used by ansible
- D. The configuration file used by ansible
Answer: C
Explanation:
The -f flag allows the user to set the number of forks the ansible process will run.
NEW QUESTION 20
What does the -a flag allow you to specify?
- A. Allows a user to specify arguments for a given module.
- B. The -a flag has no use in Ansible.
- C. Tells ansible to run against all hosts.
- D. Tells ansible to run in ad-hoc mode.
Answer: A
NEW QUESTION 21
Consider the following playbook.
---
- hosts: web1
become: yes
tasks:
- name: use yum
yum:
name=httpd
state=latest
- name: use service
service:
name=httpd
state=started
enabled=yes
- hosts: media1
become: yes
tasks:
- name: use service
service:
name=mariadb
state=started
when:
- ansible_hostname == "web1"
- name: use service
service:
name=firewalld
state=stopped
What service is started on the host media1?
- A. mariadb
- B. No service is started on media1.
- C. firewalld
- D. httpd
Answer: B
Explanation:
While there is a service module call that will start mariadb, it will never run due to the always false condition attached to that task.
NEW QUESTION 22
State whether the following statement is true or false.
There is a 10 user trial available.
- A. True
- B. False
Answer: A
NEW QUESTION 23
Create a file calledrequirements.ymlin/home/sandy/ansible/rolesto 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.
Answer:
Explanation:
See the Explanation for complete Solution below.
Explanation
in /home/sandy/ansible/roles
vim requirements.yml
Run the requirements file from the roles directory:
ansible-galaxy install -r requirements.yml -p/home/sandy/ansible/roles
NEW QUESTION 24
Create an empty encrypted file called and set the password to
notsafepw. Rekey the password to
Answer:
Explanation:
See the Explanation for complete Solution below.
Explanation
ansible-vault create myvault.yml
Create new password: notsafepw Confirm password: notsafepw ansible-vault rekey myvault.yml Current password: notsafepw New password: iwejfj2221 Confirm password: iwejfj2221
NEW QUESTION 25
Which command will allow you to collect all facts for the specific host group 'labmachines'?
- A. ansible labmachines -m facts
- B. ansible-gather-facts labmachines
- C. ansible labmachines -m setup
- D. ansible -c setup labmachines
Answer: C
Explanation:
This command specifies the correct inventory and uses the setup module which gathers facts for target hosts.
NEW QUESTION 26
Which command is the correct way to run the playbook /home/ansible/Buildwww.yml using the inventory file
/home/ansible/inventory, assuming your present working directory is /home/ansible?
- A. ansible -i inventory Build.yml
- B. ansible-playbook -i inventory -p Buildwww.yml
- C. ansible -i inventory -p Buildwww.yml
- D. ansible-playbook -i inventory Buildwww.yml
Answer: D
Explanation:
This command is the correct way to run the playbook using the requested inventory
NEW QUESTION 27
What is the url for the official Ansible online documentation?
- A. docs.ansible.com
- B. help.ansible.com
- C. ansiblehelp.com
- D. google.com
Answer: A
NEW QUESTION 28
What file should you look at first when installing tower?
- A. setup.sh
- B. inventory
- C. README.md
- D. /etc/tower/settings.py
Answer: C
NEW QUESTION 29
Create a playbook calledwebdev.yml . Theplaybook will create a directory Avcbdev on dev host. The permission of the directory are 2755 and owner is webdev. Create a symbolic link from/Webdev to /var/www/html/webdev. Serve a file from Avebdev7index.html which displays the text "Development" Curl
http://node1.example.com/webdev/index.htmlto test
Answer:
Explanation:
See the Explanation for complete Solution below.
Explanation
Solution as:
NEW QUESTION 30
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.
Answer:
Explanation:
See the Explanation for complete Solution below.
Explanation
/home/sandy/ansible/apache.yml
/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
NEW QUESTION 31
Is there a syntax error in the following excerpt? If so, what is it?
vars:
package: httpd
tasks:
- name: Deploy {{ package }}
yum:
name:
{{ package }}
state: present
- A. No, there are no syntax errors in the provided excerpt.
- B. Yes, the name keyword (below tasks) should have a quoted value.
- C. Yes, the name parameter for the yum module should have a quoted value.
- D. Yes, the variable package is not defined correctly.
Answer: C
Explanation:
Whenever a variable leads a value, it must be quoted to avoid parse errors.
NEW QUESTION 32
What keyword sets a change condition for a given task?
- A. flag_change
- B. register_change
- C. changed_when
- D. change_set
Answer: B
NEW QUESTION 33
Create a playbook called timesvnc.yml in/home/sandy/ansible using rhel system role timesync. Set the time to use currently configured nip with the server 0.uk.pool.ntp.org. Enable burst. Do this on all hosts.
Answer:
Explanation:
See the Explanation for complete Solution below.
Explanation
Solution as:
NEW QUESTION 34
What type of credential is used for accessing system accounts on your remote Linux hosts via SSH in Ansible Tower?
- A. Insights
- B. System
- C. Ansible Tower
- D. Machine
Answer: D
Explanation:
This is the appropriate credential for working with remote hosts over SSH.
NEW QUESTION 35
What does the lineinfile module do?
- A. Allow additions of lines to the end of a file only
- B. Allows to grep for lines in a provided file
- C. Allow addition of lines anywhere in a file
- D. Input data into a file from stdin
Answer: C
Explanation:
The purpose of the lineinfile module is to add lines anywhere in a file passed on a pattern.
NEW QUESTION 36
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