Not sure what your question is asking, other than the GUI is displayed by the desktop manager.
no
The GUI uses unnecessary resources.
Yes and no. Yes, Linux has a GUI. Dozens, in fact, all running on the X Windowing System. No, Linux is not BASED on a GUI. Only Windows really has the concept of an operating system "based" on a GUI. To Linux, the X Windowing System and whatever you run on top of it is just another application.
GUI = Graphic User Interface. It's what a computer displays on the screen to interact with the user.
GUI = Graphic User Interface. It's what a computer displays on the screen to interact with the user.
The system tray is the area on the right side of the taskbar that displays open services.
Yes
gnome and kde
X Windows
Exactly what the name says: It displays and sets the date on a Linux system.
The Linux kernel itself does not include a GUI. However, most Linux distributions have one. Yes, Linux have a GUI.Today many kind of vendor available in Linux Like Redhat fedora,Ubuntu,Suse, Mandriva and many more. Those Linux version provide Cmd and GUI mode for work.
The whoami command.