operating system (Operation system, abbreviated OS): is a computer program that manages and controls computer hardware and software resources, and is the most basic system software that runs directly on "bare metal". Any other software must be supported by the operating system to run. System categories: Linux family and Windows family We call the hardware or software environment that supports the program to run as a platform. Different platforms have their own instruction format, which means that the command format supported by the win is not the same as that supported by Linux. The result is that Windows executables can no longer run on the Linux platform, whereas Linux executables cannot run on Windows. Make this a platform dependency For example: Windows system EXE files, Mac system app files and so on, The relevance of the platform, the migration problem of application software is exposed. |