A system software component that is external to the operating system kernel. If the phrase is used to refer to the operating system itself, it is redundant because an operating system "is" software.

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.

NEW YORK, NY / ACCESS Newswire / November 14, 2025 / For decades, industries have treated physical goods and digital systems as separate worlds. Software evolved. Data evolved. Connectivity evolved.

VMware's 3.0 version goes on sale Monday and will allow a Linux "virtual machine" to run on Microsoft's Windows XP system, among other operating system twists. Stephen Shankland worked at CNET from ...

Hewlett-Packard Co. is putting its weight behind personal computers that run the Linux operating system, the No. 1 personal computer and computer printer maker said on Wednesday. Palo Alto, California ...

VMware, whose software lets computers run numerous operating systems simultaneously, expects a boost from Windows XP with its coming version 3.0. VMware Workstation 3.0, going on sale Monday, is ...

They’ve closed down these “windows” for the last time. As of October 14, 2025, Microsoft’s Windows 10 has reached the end of its usable life, prompting an outpouring of tributes from tech-heads ...