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    EX294 Questions

    Uploaded by

    bedoui marwen

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd

    EX294 Questions

    Uploaded by

    bedoui marwen
    70 views7 pages

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    EX294-questions

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    70 views7 pages

    EX294 Questions

    Uploaded by

    bedoui marwen

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    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 7

    RedHat

    EX294 Exam
    Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8

    Questions & Answers


    Demo
    Questions & Answers PDF Page 2

    Version: 5.0

    Question: 1

    Install and configure ansible


    User bob has been created on your control node. Give him the appropriate permissions on the control
    node. Install the necessary packages to run ansible on the control node.
    Create a configuration file /home/bob/ansible/ansible.cfg to meet the following requirements:
    • The roles path should include /home/bob/ansible/roles, as well as any other path that may be
    required for the course of the sample exam.
    • The inventory file path is /home/bob/ansible/inventory.
    • Ansible should be able to manage 10 hosts at a single time.
    • Ansible should connect to all managed nodes using the bob user.
    Create an inventory file for the following five nodes:
    nodel.example.com
    node2.example.com
    node3.example.com
    node4.example.com
    node5.example.com
    Configure these nodes to be in an inventory file where node1 is a member of group dev. nodc2 is a
    member of group test, nodc3 is a member of group proxy, nodc4 and node 5 are members of group prod.
    Also, prod is a member of group webservers.

    Answer: See the


    Explanation for
    complete Solution
    below.

    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
    Questions & Answers PDF Page 3

    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

    Question: 2

    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.

    Answer: See the


    Explanation for
    complete Solution
    below.
    Explanation:
    chmod 0777 adhoc.sh
    vim adhoc.sh
    #I/bin/bash
    Questions & Answers PDF Page 4

    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'

    Question: 3
    Create a file called packages.yml in /home/sandy/ansible to install some packages for the following
    hosts. On dev, prod and webservers install packages httpd, mod_ssl, and mariadb. On dev only install the
    development tools package. Also, on dev host update all the packages to the latest.

    Answer: See the


    Explanation for
    complete Solution
    below.
    Explanation:
    Solution as:

    ** NOTE 1 a more acceptable answer is likely 'present' since it's not asking to install the latest
    state: present
    ** NOTE 2 need to update the development node
    - name: update all packages on development node
    yum:
    name: '*'
    state: latest

    Question: 4
    Questions & Answers PDF Page 5

    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: See the


    Explanation for
    complete Solution
    below.
    Explanation:
    /home/sandy/ansible/apache.yml

    /home/sandy/ansible/roles/sample-apache/tasks/main.yml
    Questions & Answers PDF Page 6

    /home/sandy/ansible/roles/sample-apache/templates/index.html.j2

    In /home/sandy/ansible/roles/sample-apache/handlers/main.yml
    Questions & Answers PDF Page 7

    Question: 5
    Create a file called requirements.yml in /home/sandy/ansible/roles to 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: 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

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