Compare usages for more than two types of operating systems.

For example,

To create a new directory in Windows, cause windows has GUI, we just right click in the place we want to put the directory and choose create new directory, also you we can use windows cmd to do this job. However, if you want create a new directory in Linux, you need to get root authority,then input 'cd' command into the aim folder,then input 'mkdir filename' command to create a new directory.Ordinarily,Windows use GUI to realize human-computer interaction,while Linux use command more (although Linux can also install graphical user interface)