1. X Window

2. Module 3 X Window ♦ Introduction The X Window System (‘X’ or ‘X11’) is a graphical windowing system that was developed at MIT in 1984. ♦ The Linux GUI has KDE and GNOME as their two major desktop environments. ♦ Topics ► X Window System ► KDE ► GNOME

3. X Window X Window System ♦ X Window System is an advanced, graphical computing and network environment, designed as a multi-user system. ♦ X is the foundation for the graphical user interface (GUI). ♦ Provides low-level mechanism for managing graphics display. ♦ Linux Provides two types of standard X Window systems. ► KDE ► GNOME

4. X Window ♦ KDE (Korn Desktop Environment) is a network transparent modern desktop environment for Linux workstations. ► It provides a friendly graphical interface. ♦ KDE Desktop Contd… KDE

5. X Window ♦ KDE provides four desktops to display multiple actions. ♦ Panel toolbar contains the menu icon, web browser, printer, word processor and other commonly used applications. KDE

6. X Window ♦ Files and directories can be browsed using the konqueror. ♦ Taskbar displays all running applications, both minimized and displayed, on all desktops. File Handling in KDE

7. X Window Changing graphical login session ♦ Desktop Switcher

8. X Window ♦ GNU Network Object Model Environment (GNOME) is the official desktop of the GNU Project. ♦ GNOME is the default session in Linux. ♦ It is a fast Linux desktop and is user-friendly. ♦ The aim of its development was to make the user interface interaction with the graphical session simple. ► GNOME Desktop GNOME

9. X Window Customizing Desktop ♦ Desktop can be customized by changing its background, themes and display settings.

10. X Window Launching Applications ♦ The open office applications in Linux are similar to the MS-Office in Windows. Some of the applications include: ► Open office.org Word ► Open office.org Spread sheet ► Open office.org Create presentation ► Ximian Evolution (i.e same as Outlook Express in Windows)

11. X Window Changing emblems for files and directories ♦ The Emblems tab offers the option to add graphical descriptive symbols to the icon.

12. X Window ♦ The Permissions tab provides access to the access, read, and write permission settings for this file for the user, the group, or others. Changing file permissions for files and directories

13. X Window Lab Exercises ♦ How to change the file or directory permissions in GUI mode.