The X Window System, when deployed, functions as a server. Just so you know what that is, a server application (which differs from what you may be currently using as a “client”) runs and provides resources for other programs and system functions.
In a Class by Itself The X Window System is an application that will provide a set of interface display functions. Other environments such as Microsoft Windows and Apple Macintosh do not.
When a client wants to make use of the X Window System display and change settings, the client will make a request to the server to make such changes.
Client/Server—Same Computer With the ...