Virtual machines, or VMs, have become integral parts of business-oriented computing. A virtual machine acts as an emulator of a computer, executing programs like one. In summary, Virtual Machine is a piece of software that allows you to run operating systems within. It can give a company adaptability, in that, any networking configurations or installed applications will be set up separately from the host computer, but rather will dwell in the software. Source: https://www.cynexlink.com/2017/08/18/virtual-machines-pros-cons/