kernel
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kernel
The central component of a computer operating system that controls basic functions such as process and memory management. It forms the interface between the hardware and the software.
Ein Fehler im Kernel kann das gesamte System zum Absturz bringen.
An error in the kernel can crash the entire system.
'Der Kernel' is a technical term from computer science and a direct loanword from English. It is used almost exclusively when talking about computer operating systems.
Programmierer müssen die Funktionsweise des Kernels genau verstehen.
Programmers have to understand exactly how the kernel works.
Although 'der Kernel' comes from the English word 'kernel', in German it is used only for the core of an operating system. For the edible kernel of a nut or fruit, you use the German word 'der Kern' (the core/kernel).
Ein Update für den Kernel wird gerade installiert.
An update for the kernel is currently being installed.
Common combinations describe problems or actions. Typical phrases are 'ein Fehler im Kernel' (an error in the kernel), 'der Kernel stürzt ab' (the kernel crashes), or 'ein Kernel-Update durchführen' (to perform a kernel update).
Nach dem Kernel-Update funktionierte der Drucker nicht mehr.
After the kernel update, the printer no longer worked.
core / pit / nucleus
'der Kern' and 'der Kernel' both have to do with a central part. 'der Kern' is a normal German word and can mean the most important point of something. 'der Kernel' is a technical term from the world of computers. It means the central part of an operating system that controls basic tasks. The words can be confusing because 'Kernel' comes from English and looks like 'Kern'. In German, however, you only say 'Kernel' in a technical context. In general texts, conversations, or problems, 'Kern' is correct.
Nach dem Update startet der Kernel des Systems nicht mehr richtig.
After the update, the system's kernel no longer starts properly.
Herr Schwarz fasst den Kern der Besprechung in zwei Sätzen zusammen.
Mr. Schwarz summarizes the core of the meeting in two sentences.