Docker Installation Need 64bit machine and follow the steps available in below link, https://docs.docker.com/installation/ubuntulinux/ What is Docker? Docker is a tool that promises to easily encapsulate the process of creating a distributable artifact for any application, deploying it at scale into any environment, and streamlining the workflow and responsiveness of agile software organizations. In a nutshell, here's what Docker can do for you: It can get more applications running on the same hardware than other technologies; it makes it easy for developers to quickly create, ready-to-run containered applications; and it makes managing and deploying applications much easier. Difference between hypervisor and containers The key difference between containers and VMs is that while the hypervisor abstracts an entire device, containers just abstract the operating system kernel. They are much more efficient than hypervisors in system resource terms. Instead of