| Dateisystem | file system |
| Notensystem | stave |
| Untersystem | sub-system |
| Typsystem | type system |
| Wahlsystem | voting system |
| IT-System | IT system |
| Leitsystem | distributed control system |
| Oktalsystem | octal numeral system |
| Sternsystem | star system |
| Tonsystem | pitch space |
| Waffensystem | weapon systems |
| Zahlensystem | number system |
| Dateigröße | file size |
| Datenstrom | data stream |
| Dateiname | file name filename |
| Dateityp | file type |
| Datensatz | data record record |
| Paternoster | paternoster |
| Karteikasten | card catalog box |
| Justizsystem | judiciary |