If the first word is supposed to be what and not when then the answer is Server Core.
Server Core
Installation of windows indicates the windows operating system is being installed on a computer system
two types of installation: clean installation upgrade installation,phased installation,remote installation, image deployment and parallel installation
Operating System Deployment is a server technology from Microsoft for network-based installation of Windows operating system. The technology is the successor to Remote Installation Services.
Installation of a Windows operating system is usually a reasonable easy task that takes about an hour. However, since Windows XP is a non-current operating system, the installation may be complicated or even impossible due to the fact that required drivers for modern hardware are no longer available.
PE 2
Viruses attack weak points in the Windows operating system and so they do not affect the Mac's operating system. If you are running Windows on your Mac then you will need to ensure that your Windows installation is protected.
To install FFmpeg on a Windows operating system, you can download the executable file from the official FFmpeg website and then follow the installation instructions provided.
AuditSystem
false
Operating System software. Like Windows or OSX.
The installation procedure is very similar, but it's two different operating systems with two different results.