Real-World DevOps Project From Start to Finish - Recap: Venv, Ansible Configuration, Hostname, Essentials, Security, sys

The video tutorial covers setting up Ansible in a virtual environment, configuring basic settings, and using Ansible modules for hostname and DNS configuration. It also explores systemd drop-in files, scheduling tasks with crony, and configuring network interfaces. Security measures include SSH daemon configuration and firewall tweaks. Finally, it discusses kernel parameter adjustments for IP forwarding to support Linux containers.

What tool was used to install Ansible in a virtual environment?

• Docker

• Python's venv module

• Node.js

• Ruby on Rails

Which file was edited to set the hostname using Ansible's hostname module?

• etc hosts file

• ansible.cfg

• dns.conf

• hosts file

What is the purpose of systemd drop-in files?

• To create new user accounts

• To manage network interfaces

• To override or extend existing systemd unit files

• To configure DNS settings

Which service was configured to listen on a custom port in the Security roll?

• HTTP server

• SSH daemon

• SMTP server

• FTP server

What kernel parameter was emphasized for enabling traffic forwarding to Linux containers?

• net.ipv4.conf.all.rp_filter

• net.ipv4.tcp_syncookies

• net.ipv4.ip_forward

• net.ipv4.conf.all.accept_redirects