DLL-file: What is it?
- The acronym DLL stands for "Dynamic Link Library", so-called dynamic libraries. There are files which can contain Code, data, and machine code.
- DLL files can be used by multiple programs at the same time. This causes Changes to several programs need to be changed in only one place. In the later embodiment, all applications accept the new Code.
- The contents of DLL-files is varied. Among other things, the Drag & Drop function in Windows, a DLL-file is controlled.
- DLL-files behave similarly to the known. EXE files. The DLL files can be run by double clicking, but the plot is invisible in the Background.
- The File Extension .dll is not only used by DLL-files, but also of EXE files and drivers. DLL files are an important part of the Windows system.
- A disadvantage of the DLL files that programs need sometimes different versions of a DLL file. During the Installation of graphics-intensive applications, you'll be asked from time to time, after a "beispiel.dll"file. In this case, only an outdated Version of the file exists. You need to insert the current then either manually or through some other Installation available.

DLL-file: part of Windows
In the next practical tip we show you how to create a DLL file install.
