RedHat EX294 Exam

Name: RedHat EX294 Exam
Brand: Pass4Success
SKU: EX294
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Exam Name: Red Hat Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8 Exam

Exam Code: EX294

Related Certification(s): RedHat Red Hat Certified Engineer RHCE Certification

Certification Provider: RedHat

Actual Exam Duration: 240 Minutes

Number of EX294 practice questions in our database: 35 (updated: May. 06, 2024)

Expected EX294 Exam Topics, as suggested by RedHat :

Topic 1: Understand the key components of Ancibel Exams, Units, Variable, Facts, Play the manual, configuration file
Topic 2: Use the documentation provided to get specific information about the available modules and commands
Topic 3: Understand and use basic tools/ System deployment, configuration and maintenance
Topic 4: Create and configure file systems/ User and group management/ Security management
Topic 5: Configure local storage/ Operating system
Topic 6: Create managed managed nodes/ Configure privilege escalation on managed nodes
Topic 7: Verify that the functional configuration is correct by using the Ansible custom command
Topic 8: Create SSH keys and distribute them to managed nodes/ Create and use static invariants to define host groups
Topic 9: Install and configure a compatible control unit/ Create a static host inventory file/ Create a configuration file
Topic 10: Create simple shell scripts that run custom Ansible commands/ Administrative work scenario
Topic 11: Unable to create drama and playbook/ Install the required package/ Parallel management
Topic 12: Create an instruction manual to configure the system for a specific situation/ Learn to work with frequently used Ansible units
Topic 13: Use the variable to get the results of the command run/ Use the conditions to control the progress of the game
Topic 14: Features Use system modules that work with Software package and storage, Firewall rules, storage devices, Users and groups
Topic 15: Create a simple script/ Configure error handling/ Working with roles/ Download and use roles from Ansible Galaxy
Topic 16: To protect sensitive data, use Ansible Vault in the user guide/ Take advantage of additional enhancements
Topic 17:

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Free RedHat EX294 Exam Actual Questions

Note: Premium Questions for EX294 were last updated On May. 06, 2024 (see below)

Question #1

Create a role called apache in "/home/admin/ansible/roles" with the following

requirements:

--> The httpd package is installed, enabled on boot, and started.

--> The firewall is enabled and running with a rule to allow access to the web server.

--> template file index.html.j2 is used to create the file /var/www/html/index.html

with the output:

Welcome to HOSTNAME on IPADDRESS

--> Where HOSTNAME is the fqdn of the managed node and IPADDRESS is the IP-Address of

the managed node.

note: you have to create index.html.j2 file.

--> Create a playbook called httpd.yml that uses this role and the playbook runs on

hosts in the webservers host group.

AExplanation:
Solution as:
----------
# pwd
/home/admin/ansible/roles/
# ansible-galaxy init apache
# vim apache/vars/main.yml
---
# vars file for apache
http_pkg: httpd
firewall_pkg: firewalld
http_srv: httpd
firewall_srv: firewalld
rule: http
webpage: /var/www/html/index.html
template: index.html.j2
:wq!
# vim apache/tasks/package.yml
---
- name: Installing packages
yum:
name:
- '{{http_pkg}}'
- '{{firewall_pkg}}'
state: latest
:wq!
# vim apache/tasks/service.yml
---
- name: start and enable http service
service:
name: '{{http_srv}}'
enabled: true
state: started
- name: start and enable firewall service
service:
name: '{{firewall_srv}}'
enabled: true
state: started
:wq!
# vim apache/tasks/firewall.yml
---
- name: Adding http service to firewall
firewalld:
service: '{{rule}}'
state: enabled
permanent: true
immediate: true
:wq!
# vim apache/tasks/webpage.yml
---
- name: creating template file
template:
src: '{{template}}'
dest: '{{webpage}}'
notify: restart_httpd
!wq
# vim apache/tasks/main.yml
# tasks file for apache
- import_tasks: package.yml
- import_tasks: service.yml
- import_tasks: firewall.yml
- import_tasks: webpage.yml
:wq!
# vim apache/templates/index.html.j2
Welcome to {{ ansible_facts.fqdn }} on {{ ansible_facts.default_ipv4.address }}
# vim apache/handlers/main.yml
---
# handlers file for apache
- name: restart_httpd
service:
name: httpd
state: restarted
:wq!
# cd ..
# pwd
/home/admin/ansible/
# vim httpd.yml
---
- name: Including apache role
hosts: webservers
pre_tasks:
- name: pretask message
debug:
msg: 'Ensure webserver configuration'
roles:
- ./roles/apache
post_tasks:
- name: Check webserver
uri:
url: 'http://{{ ansible_facts.default_ipv4.address }}'
return_content: yes
status_code: 200
:wq!
# ansible-playbook httpd.yml ---syntax-check
# ansible-playbook httpd.yml
# curl http://serverx

Reveal Solution

Correct Answer: A

Question #2

Create Logical volumes with lvm.yml in all nodes according to following

requirements.

----------------------------------------------------------------------------------------

* Create a new Logical volume named as 'data'

* LV should be the member of 'research' Volume Group

* LV size should be 1500M

* It should be formatted with ext4 file-system.

--> If Volume Group does not exist then it should print the message "VG Not found"

--> If the VG can not accommodate 1500M size then it should print "LV Can not be

created with

following size", then the LV should be created with 800M of size.

--> Do not perform any mounting for this LV.

AExplanation:
Solution as:
# pwd
/home/admin/ansible
# vim lvm.yml
---
- name:
hosts: all
ignore_errors: yes
tasks:
- name:
lvol:
lv: data
vg: research
size: '1500'
- debug:
msg: 'VG Not found'
when: ansible_lvm.vgs.research is not defined
- debug:
msg: 'LV Can not be created with following size'
when: ansible_lvm.vgs.research.size_g < '1.5'
- name:
lvol:
lv: data
vg: research
size: '800'
when: ansible_lvm.vgs.research.size_g < '1.5'
- name:
filesystem:
fstype: ext4
dev: /dev/research/data
:wq!
# ansible-playbook lvm.yml ---syntax-check
# ansible-playbook lvm.yml

Reveal Solution

Correct Answer: A

Question #3

Create a role called apache in "/home/admin/ansible/roles" with the following

requirements:

--> The httpd package is installed, enabled on boot, and started.

--> The firewall is enabled and running with a rule to allow access to the web server.

--> template file index.html.j2 is used to create the file /var/www/html/index.html

with the output:

Welcome to HOSTNAME on IPADDRESS

--> Where HOSTNAME is the fqdn of the managed node and IPADDRESS is the IP-Address of

the managed node.

note: you have to create index.html.j2 file.

--> Create a playbook called httpd.yml that uses this role and the playbook runs on

hosts in the webservers host group.

Reveal Solution

Correct Answer: A

Question #4

Use Ansible Galaxy with a requirements file called /home/admin/ansible/roles/

install.yml to download and install roles to /home/admin/ansible/roles from the

following URLs:

http:// classroom.example.com /role1.tar.gz The name of this role should be balancer

http:// classroom.example.com /role2.tar.gz The name of this role should be phphello

AExplanation:
Solution as:
# pwd
/home/admin/ansible/roles
# vim install.yml
---
- src: http://classroom.example.com/role1.tar.gz
name: balancer
- src: http://classroom.example.com/role2.tar.gz
name: phphello
:wq!
# pwd
/home/admin/ansible
# ansible-galaxy install -r roles/install.yml -p roles

Reveal Solution

Correct Answer: A

Question #5

Create a playbook called packages.yml that:

----------------------------------------------

--> Installs the php and mariadb packages on hosts in the dev, test, and prod host

groups.

--> Installs the Development Tools package group on hosts in the dev host group.

--> Updates all packages to the latest version on hosts in the dev host group.

AExplanation:
Solution as:
# pwd
home/admin/ansible/
# vim packages.yml
---
- name: Install the packages
hosts: dev,test,prod
vars:
- php_pkg: php
- mariadb_pkg: mariadb
tasks:
- name: install the packages
yum:
name:
- '{{ php_pkg }}'
- '{{ mariadb_pkg }}'
state: latest
- name: install the devops tool packages
hosts: dev
tasks:
- name: install devepment tools
yum:
name: '@Development Tools'
state: latest
- name: upgrade all the packages
yum:
name: '*'
state: latest
exclude: kernel*
!wq
# ansible-playbook package.yml ---syntax-check
# ansible-playbook package.yml

Reveal Solution

Correct Answer: A

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