EX294 Red Hat Certified Engineer (RHCE) exam for Red Hat Enterprise Linux 8 - Practice Questions

Create a file called requirements.yml in /home/sandy/ansible/roles a file called role.yml in /home/sandy/ansible/. The haproxy-role should be used on the proxy host. And when you curl http://node3.example.com it should display "Welcome to node4.example.com" and when you curl again "Welcome to node5.example.com" The php-role should be used on the prod host.

Reference / correct answer:

SeetheExplanationforcompleteSolutionbelow.

Solution as:

Check the proxy host by curl http://node3.example.com

Install the RHEL system roles package and create a playbook called timesync.yml that:

--> Runs over all managed hosts.

--> Uses the timesync role.

--> Configures the role to use the time server 192.168.10.254 ( Hear in redhat lab

use "classroom.example.com" )

--> Configures the role to set the iburst parameter as enabled.

Reference / correct answer:

SeetheExplanationforcompleteSolutionbelow.

Solution as:

# pwd

home/admin/ansible/

# sudo yum install rhel-system-roles.noarch -y

# cd roles/

# ansible-galaxy list

# cp -r /usr/share/ansible/roles/rhelsystem-roles.timesync .

# vim timesync.yml

---

- name: timesynchronization

hosts: all

vars:

timesync_ntp_provider: chrony

timesync_ntp_servers:

- hostname: classroom.example.com _ in exam its ip-address

iburst: yes

timezone: Asia/Kolkata

roles:

- rhel-system-roles.timesync

tasks:

- name: set timezone

timezone:

name: "{{ timezone }}"

:wq!

timedatectl list-timezones | grep india

# ansible-playbook timesync.yml --syntax-check

# ansible-playbook timesync.yml

# ansible all -m shell -a 'chronyc sources -v'

# ansible all -m shell -a 'timedatectl'

# ansible all -m shell -a 'systemctl is-enabled chronyd'

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