The operating system is normally distributed on disk, on CD-ROM or DVD-ROM,orasan “ISO” image, which is a file in the format of a CD-ROM or DVD-ROM. To generate a system, we use a special program. This SYSGEN program reads from a given file,
or asks the operator of the system for information concerning the specific configuration of the hardware system, or probes the hardware directly to determine what components are there.
The following kinds of information must be determined.