| English | German |
| basic input/output system | Ein-/Ausgabe-Teil (PC operating system) |
| basic input/output system | BlOS-Teil (part of the PC operating system) |
| basic system | Grundsystem |
| basic system model | Modell des Grundsystems |
| basic system module | Grundbaustein des Systems |
| basic videotex computer system | Btx-Grundsystem |