In a CLI environment, please complete the following tasks and take a screenshot showing successful completion of each. Additionally, provide a brief description of it and why you would preform the task. Keep the numbering consistent with the screenshot. Place it in order in a Word or Google doc for submission.

Note: I did not provide the commands due to various commands to achieve the same task. Please research the commands on the Internet.

$1.$ Enable the firewall

$2.$ Create a new user for your Linux OS

$3.$ List all the users on your OS$.$

$4.$ Switch to the other user you created.

$5.$ List all the running processes

$6.$ Check for all the listening ports on your computer

$7.$ Identify the IP address of the computer.

$8.$ Turn off IPV$6$

$9.$ Show the login records.

$10.$ Lock one of your account and try to switch into that account. Show the denial page $($optional challenge$)$