RedHat EX294 Free Sample Exam Questions 2026

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Total Questions: 35

Questions & Answers PDF

• Question 1

  

  Create a playbook called issue.yml in /home/sandy/ansible which changes the file /etc/issue on all managed nodes: If host is a member of (lev then write 'Development' If host is a member of test then write 'Test' If host is a member of prod then write 'Production'

  • Explanation: Solution as:

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• Question 2

  

  Create Logical volumes with lvm.yml in all nodes according to followingrequirements.----------------------------------------------------------------------------------------* 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 becreated withfollowing size', then the LV should be created with 800M of size.--> Do not perform any mounting for this LV.

  • Explanation: 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

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• Question 3

  

  Create a playbook called packages.yml that:------------------------------------------------> Installs the php and mariadb packages on hosts in the dev, test, and prod hostgroups.--> 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.

  • Explanation: 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

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• Question 4

  

  Create an empty encrypted file called myvault.yml in /home/sandy/ansible and set the password to notsafepw. Rekey the password to iwejfj2221.

  • 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

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• Question 5

  

  Install and configure Ansible on the control-node control.realmX.example.com asfollows:---------------------------------------------------------------------------------------------> Install the required packages--> Create a static inventory file called /home/admin/ansible/inventory as follows:node1.realmX.example.com is a member of the dev host groupnode2.realmX.example.com is a member of the test host groupnode3.realmX.example.com & node4.realmX.example.com are members of the prodhost groupnode5.realmX.example.com is a member of the balancers host group.prod group is a member of the webservers host group--> Create a configuration file called ansible.cfg as follows:--> The host inventory file /home/admin/ansible/inventory is defined--> The location of roles used in playbooks is defined as /home/admin/ansible/ roles

  • Explanation: Solution as: Through physical host, login to workstation.lab.example.com with user root. # ssh [email protected] # hostname workstation.lab.example.com # yum install platform-python* # su - admin # pwd /home/admin/ # vim .vimrc # mkdir -p ansible/roles # cd ansible # vim inventory [dev] servera.lab.example.com [test] serverb.example.com [prod] serverc.example.com serverd.example.com [balancer] serverd.lab.example.com [webservers:children] prod :!wq # vim ansible.cfg [defaults] inventory = ./inventory role_path = ./roles remote_user = admin ask_pass = false [privilege_escalation] become = true become_method = sudo become_user = root become_ask_pass = false :!wq # ansible all ---list-hosts

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• Question 6

  

  Install and configure ansibleUser 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.node3.example.comConfigure 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.

  • 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] node 1 .example.com [test] node2.example.com [proxy] node3 .example.com [prod] node4.example.com node5 .example.com [webservers:children] prod

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• Question 7

  

  Create a file called adhoc.sh in /home/sandy/ansible which will use adhoc commands to set up a new repository. The name of the repo will be 'EPEL' the description 'RHEL8' the baseurl is 'https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rmp' there is no gpgcheck, but you should enable the repo.* You should be able to use an bash script using adhoc commands to enable repos. Depending on your lab setup, you may need to make this repo 'state=absent' after you pass this task.

  • Explanation: chmod 0777 adhoc.sh vim adhoc.sh #I/bin/bash ansible all -m yum_repository -a 'name=EPEL description=RHEL8 baseurl=https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rmp gpgcheck=no enabled=yes'

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• Question 8

  

  Create and run an Ansible ad-hoc command.--> As a system administrator, you will need to install software on the managednodes.--> Create a shell script called yum-pack.sh that runs an Ansible ad-hoc command tocreate yum-repository on each of the managed nodes as follows:--> repository1-----------1. The name of the repository is EX4072. The description is 'Ex407 Description'4. GPG signature checking is enabledrelease6. The repository is enabled--> repository2-----------1. The name of the repository is EXX4072. The description is 'Exx407 Description'4. GPG signature checking is enabledrelease6. The repository is enabled

  • Explanation: Solution as: # pwd /home/admin/ansible # vim yum-pack.sh #!/bin/bash ansible all -m yum_repository -a 'name=EX407 description='Ex407 Description' baseurl=http://content.example.com/rhel8.0/x86_64/dvd/BaseOS/ gpgcheck=yes gpgkey=http://content.example.com/rhel8.0/x86_64/dvd/RPM-GPG-KEY-redhat-release enabled=yes' ansible all -m yum_repository -a 'name=EXX407 description='Exx407 Description' baseurl=http://content.example.com/rhel8.0/x86_64/dvd/AppStream/ gpgcheck=yes gpgkey=http://content.example.com/rhel8.0/x86_64/dvd/RPM-GPG-KEY-redhat-release enabled=yes' :!wq # chmod +x yum-pack.sh # bash yum-pack.sh # ansible all -m command -a 'yum repolist all'

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• Question 9

  

  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 thefollowing URLs:http:// classroom.example.com /role1.tar.gz The name of this role should be balancerhttp:// classroom.example.com /role2.tar.gz The name of this role should be phphello

  • Explanation: 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

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• Question 10

  

  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.

  • 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

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Total Questions: 35

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