The first OS installed in a computer. In a virtual machine environment, there may be a host operating system that interacts with the virtual machine monitor, which manages the virtual machines.

Introduction Computer system virtualization was first introduced in mainframes during the 1960s and 1970s. Although virtualization remained a largely untapped facility during the 1980s and 1990s, ...

I had a chance to speak with Douglas Johnson, Director of Marketing for the Hosting market for SWsoft about the company's approach to partitioned operating systems, what the company calls "Operating ...

A term that I've been hearing more frequently in the past few months is "desktop virtualization." What does that mean anyway? It seems to me that this could be the use of any one of several different ...

A virtual machine is a computing resource that uses software instead of a physical computer to run programs and deploy applications. It operates by running one or more virtual “guest” machines on a ...

Virtualization has become a fundamental technology in the world of computing, allowing organizations and individuals alike to maximize their hardware resources, improve efficiency, and enhance ...

In the last year or two we have seen virtualization go from a poorly understood concept to a much-hyped industry buzzword being bantered about constantly in every conversation involving technology.

(1) See server virtualization. Contrast with virtual host. (2) A virtual machine environment from Microsoft for Windows servers. See Microsoft Virtual Server. (3) Multiple servers that appear as one ...