| Subject | English | German |
| work.fl., IT | multiple virtual systems operating system | MVS Betriebssystem |
| IT, dat.proc. | Operating System/Virtual Storage | OS/VS |
| IT | real address and virtual address operating mode system | Betriebssystem für reale und virtuelle Adressierung |
| comp., MS | virtual file system | virtuelles Dateisystem (The subsystem that intercepts and redirects file system requests from application processes running in a virtual environment. These requests are processed based on the virtual files and directories defined in the application package and created or modified through interaction with a virtual application) |
| IT | virtual memory system | virtuelles Betriebssystem |
| busin., IT | virtual operating system | virtuelles Betriebssystem |
| IT | virtual reality design system | Entwurfssystem virtueller Realität |
| IT | virtual reality system | System der virtuellen Wirklichkeit |
| microel. | virtual-memory microprocessor system | Mikroprozessorsystem mit virtueller Speichertechnik |
| patents. | virtual-reality systems | Virtual-Reality-Systeme |