Why can 2 users work simultaneously on one motherboard/PC?
The technical capability of Windows XP supports the installation of a multi-user system. With built-in multithreading/-tasking Windows XP can handle several tasks and programs at the same time. The operating system controls all device and software services automatically. Currently, there is no better operating system, such as Windows XP, in the market supporting so many applications. The same programs are not loaded several times, but are taken from the electronic memory (cache) and are loaded to the additional workstations much faster. For example, MS-Word needs the same loading time at the first station as at a single user PC, while for the virtual 2nd PC, it is loaded only in a fraction of this time, which is an advantage in a multi-user environment. Today PCs have enough power and performance. For instance, Microsoft Word needs only 5-12% of the performance of a powerful PC. Programs and files are edited so fast that the respective user believes that the system is running in parall
