Virtualization is the creation of a virtual version of something, such as an operating system, server, storage device or network resources. The usual goal of virtualization is to centralize administrative tasks while improving scalability and workloads. In 2005, virtualization software was adopted more quickly than anyone -- including the experts -- expected, and has continued its rise in prominence since then. But how much do you know about data center virtualization? Take the following quiz and find out.