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EX294 Actual Questions - Instant Download 35 Questions
The EX294 exam is designed to test the skills of Linux system administrators who want to prove their expertise in managing and configuring Red Hat Enterprise Linux 8. EX294 exam tests various aspects of system administration, including configuring networking, managing storage, deploying and managing virtual machines, and managing security. EX294 exam is based on real-world scenarios that test the candidate's ability to solve problems and troubleshoot issues.
NEW QUESTION # 18
Create an ansible vault password file called lock.yml with the password reallysafepw in the /home/sandy/ansible directory. In the lock.yml file define two variables. One is pw_dev and the password is 'dev' and the other is pw_mgr and the password is 'mgr' Create a regular file called secret.txt which contains the password for lock.yml.
Answer:
Explanation:
ansible-vault create lock.yml
New Vault Password: reallysafepw
Confirm: reallysafepw
NEW QUESTION # 19
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.
Answer:
Explanation:
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'
NEW QUESTION # 20
Create a file called specs.empty in home/bob/ansible on the local machine as follows:
HOST=
MEMORY=
BIOS=
VDA_DISK_SIZE=
VDB_DISK_SIZE=
Create the playbook /home/bob/ansible/specs.yml which copies specs.empty to all remote nodes' path /root/specs.txt. Using the specs.yml playbook then edit specs.txt on the remote machines to reflect the appropriate ansible facts.
- A. Solution as:
- B. Solution as:
Answer: B
NEW QUESTION # 21
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.
Answer:
Explanation:
Solution as:
Check the proxy host by curl http://node3.example.com
NEW QUESTION # 22
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"
- A. Solution as:
- B. Solution as:
Answer: A
NEW QUESTION # 23
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
Answer:
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
NEW QUESTION # 24
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.
- A. Solution as:
Check the proxy host by curl http://node3.example.com - B. Solution as:
Check the proxy host by curl http://node3.example.com
Answer: A
NEW QUESTION # 25
Create a playbook called regulartasks.yml which has the system that append the date to /root/datefile every day at noon. Name is job 'datejob'
Answer:
Explanation:
Solution as:
NEW QUESTION # 26
Create a playbook called regulartasks.yml which has the system that append the date to /root/datefile every day at noon. Name is job 'datejob'
- A. Solution as:
- B. Solution as:
Answer: A
NEW QUESTION # 27
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.
- A. Solution as:
- B. Solution as:
Answer: A
NEW QUESTION # 28
Create a playbook called webdev.yml in 'home/sandy/ansible. The playbook 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.html to test
Answer:
Explanation:
Solution as:
NEW QUESTION # 29
Create user accounts
------------------------
--> A list of users to be created can be found in the file called user_list.yml
which you should download from http://classroom.example.com/user_list.yml and
save to /home/admin/ansible/
--> Using the password vault created elsewhere in this exam, create a playbook called
create_user.yml
that creates user accounts as follows:
--> Users with a job description of developer should be:
--> created on managed nodes in the "dev" and "test" host groups assigned the
password from the "dev_pass"
variable and these user should be member of supplementary group "devops".
--> Users with a job description of manager should be:
--> created on managed nodes in the "prod" host group assigned the password from
the "mgr_pass" variable
and these user should be member of supplementary group "opsmgr"
--> Passwords should use the "SHA512" hash format. Your playbook should work using
the vault password file
created elsewhere in this exam.
while practising you to create these file hear. But in exam have to download as per
questation.
user_list.yml file consist:
---
user:
- name: user1
job: developer
- name: user2
job: manager
Answer:
Explanation:
Solution as:
# pwd
/home/admin/ansible
# wget http://classroom.example.com/user_list.yml
# cat user_list.yml
# vim create_user.yml
---
- name:
hosts: all
vars_files:
- ./user_list.yml
- ./vault.yml
tasks:
- name: creating groups
group:
name: "{{ item }}"
state: present
loop:
- devops
- opsmgr
- name: creating user
user:
name: "{{ item.name }}"
state: present
groups: devops
password: "{{ dev_pass|password_hash ('sha512') }}"
loop: "{{ user }}"
when: (inventory_hostname in groups['dev'] or inventory_hostname in
groups['test']) and item.job == "developer"
- name: creating user
user:
name: "{{ item.name }}"
state: present
groups: opsmgr
password: "{{ mgr_pass|password_hash ('sha512') }}"
loop: "{{ user }}"
when: inventory_hostname in groups['prod'] and item.job == "manager"
:wq!
# ansible-playbook create_user.yml --vault-password-file=password.txt --syntax-check
# ansible-playbook create_user.yml --vault-password-file=password.txt
NEW QUESTION # 30
Create a jinja template in /home/sandy/ansible/ and name it hosts.j2. Edit this file so it looks like the one below. The order of the nodes doesn't matter. Then create a playbook in /home/sandy/ansible called hosts.yml and install the template on dev node at /root/myhosts
Answer:
Explanation:
Solution as:
NEW QUESTION # 31
Create the users in the file usersjist.yml file provided. Do this in a playbook called users.yml located at /home/sandy/ansible. The passwords for these users should be set using the lock.yml file from TASK7. When running the playbook, the lock.yml file should be unlocked with secret.txt file from TASK 7.
All users with the job of 'developer' should be created on the dev hosts, add them to the group devops, their password should be set using the pw_dev variable. Likewise create users with the job of 'manager' on the proxy host and add the users to the group 'managers', their password should be set using the pw_mgr variable.
Answer:
Explanation:
ansible-playbook users.yml -vault-password-file=secret.txt
NEW QUESTION # 32
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:
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
NEW QUESTION # 33
Create an Ansible vault to store user passwords as follows:
* The name of the vault is valut.yml
* The vault contains two variables as follows:
- dev_pass with value wakennym
- mgr_pass with value rocky
* The password to encrypt and decrypt the vault is atenorth
* The password is stored in the file /home/admin/ansible/password.txt
Answer:
Explanation:
Solution as:
# pwd
/home/admin/ansible
# echo "atenorth" >password.txt
# chmod 0600 password.txt
# ansible-vault create vault.yml --vault-password-file=password.txt
---
- dev_pass: wakennym
- mgr_pass: rocky
:wq
# cat vault.yml
$ANSIBLE_VAULT;1.1;AES256
36383862376164316436353665343765643331393433373564613762666531313034336438353662
3464346331346461306337633632393563643531376139610a343531326130663266613533633562
38623439316631306463623761343939373263333134353264333834353264343934373765643737
3535303630626666370a643663366634383863393338616661666632353139306436316430616334
65386134393363643133363738656130636532346431376265613066326162643437643064313863
6633333537303334333437646163343666666132316639376531
# ansible-vault view vault.yml
password:******
---
- dev_pass: wakennym
- mgr_pass: rocky
NEW QUESTION # 34
Create a playbook called balance.yml as follows:
* The playbook contains a play that runs on hosts in balancers host group and uses
the balancer role.
--> This role configures a service to loadbalance webserver requests between hosts
in the webservers host group.curl
--> When implemented, browsing to hosts in the balancers host group (for example
http://node5.example.com) should produce the following output:
Welcome to node3.example.com on 192.168.10.z
--> Reloading the browser should return output from the alternate web server:
Welcome to node4.example.com on 192.168.10.a
* The playbook contains a play that runs on hosts in webservers host group and uses
the phphello role.
--> When implemented, browsing to hosts in the webservers host group with the URL /
hello.php should produce the following output:
Hello PHP World from FQDN
--> where FQDN is the fully qualified domain name of the host. For example,
browsing to http://node3.example.com/hello.php, should produce the following output:
Hello PHP World from node3.example.com
* Similarly, browsing to http://node4.example.com/hello.php, should produce the
following output:
Hello PHP World from node4.example.com
Answer:
Explanation:
Solution as:
# pwd
/home/admin/ansible/
# vim balancer.yml
---
- name: Including phphello role
hosts: webservers
roles:
- ./roles/phphello
- name: Including balancer role
hosts: balancer
roles:
- ./roles/balancer
:wq!
# ansible-playbook balancer.yml --syntax-check
# ansible-playbook balancer.yml
NEW QUESTION # 35
Create the users in the file usersjist.yml file provided. Do this in a playbook called users.yml located at /home/sandy/ansible. The passwords for these users should be set using the lock.yml file from TASK7. When running the playbook, the lock.yml file should be unlocked with secret.txt file from TASK 7.
All users with the job of 'developer' should be created on the dev hosts, add them to the group devops, their password should be set using the pw_dev variable. Likewise create users with the job of 'manager' on the proxy host and add the users to the group 'managers', their password should be set using the pw_mgr variable.
- A. ansible-playbook users.yml -vault-password-file=secret.txt
- B. ansible-playbook users.yml -vault-password-file=secret.txt
Answer: A
NEW QUESTION # 36
......
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The RHCE exam is a hands-on exam that requires candidates to perform tasks on a live system. This means that candidates must have practical experience working with Red Hat Enterprise Linux 8 systems. EX294 exam is designed to assess the candidate's ability to perform real-world tasks in a production environment. Candidates must be able to configure, manage, and troubleshoot Red Hat Enterprise Linux 8 systems.
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