what is virtualization?

Virtualization is a technology that you can use to create virtual representation of servers, storage, networks, and other physical machines. Virtualization mimics the functionality of of physical hardware that allows users to run multiple virtual machine on a single physical machine. Two concepts that are important in virtualization are virtual machines and hypervisor. A Virtual machine is a software defined computer that runs on a physical computer and the hypervisor is a software component that is use to manage the virtual machines.