translate English to German: Some of the reasons people refer to the system as "Linux" instead of "GNU/Linux" are because the former is shorter and thus easier to say, because Torvalds has called the combined system Linux since its 1991 release, and because Stallman only began asking people to call the system "GNU/Linux" in the mid 1990s after the system had become popular.
X kommt aus dem Unix-Bereich und ist eine Benutzeroberfläche , die ein erleichtertes Arbeiten ermöglichen soll. Es beherrscht Multitasking , was bedeutet, dass mehrere Programme gleichzeitig arbeiten können.