X is not a GUI?it is an infrastructure that a GUI uses
One of the most confusing aspects of X is the naming of the parts, in that the terms
client are the opposite of what many would expect. An X server is the screen and keyboard, what a lot of MS Windows people would automatically think of as the ultimate client. An X client is a program that opens and uses windows, such as a browser, email client, word-processor and so on. To go into why this is so I will compare an X-server to a file server…
A file server is a machine on a network where files exist and other machines, or clients, can connect to it to open, read, write or manipulate files. Often, of course, the file server and the client is the same machine, but sometimes it isn?t. What a file server is serving is data in files.
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[tags] linux, x, gui, server, client [/tags]