dmrc (display manager runtime configuration) file
A file that is stored within each user's home directory to list the preferred desktop environment for use by the GNOME Display Manager.
.xinitrc (X initialization runtime configuration) file
A file that is stored within each user's home directory to list the preferred desktop environment for use by the startx command.
A window manager that is commonly used within the KDE and GNOME desktops to provide 3D effects.
The software that works with a window manager to provide a standard GUI environment that uses standard programs and development tools.
Display Settings utility
A graphical utility that can be used to configure the video card and monitor settings for use by X Windows.
A configuration in which two or more OSs exist on the hard disk of a computer; a boot loader allows the user to choose which OS to load at boot time.
A free Windows utility that can be used to modify and configure the Windows boot loader so that it can dual boot a Linux OS.
A boot loader used with computers that support Intel Extensible firmware Interface (Efi) technology.
extended multiuser mode
Also called runlevel 3; the mode that provides most daemons and a full set of networking daemons.
GNU Image Manipulation Program (GIMP)
An open source graphics manipulation program that uses the GTK+ toolkit.
GNU Object Model Environment (GNOME)
The default desktop environment in Fedora Linux; it was created in 1997.
GRUB root partition
The partition containing the second stage of the GRUB boot loader and the /boot/grub/grub.conf file.
The command used to generate an encrypted password for use in the /etc/grub/grub.conf file.
A development toolkit for C programming; it is used in the GNOME desktop and the GNU Image Manipulation Program (GIMP).
initialize (init) daemon
The first process started by the Linux kernel; it is responsible for starting and stopping other daemons.
The command used to reinstall the LILO boot loader based on the configuration information in /etc/lilo.conf.
Also called runlevel 2; the mode that provides most daemons and a partial set of networking daemons.
power on-self test (POST)
An initial series of tests run when a computer is powered on to ensure that hardware components are functional.
runtime configuration (rc) scripts
Shell scripts that are used by the init daemon to initialize the system at boot time as well as start and stop daemons when entering a particular runlevel.
Service Configuration utility
A graphical utility that can be used to start, stop, and restart daemons as well as configure the runlevels that they are automatically started and stopped in.
single user mode
Also called runlevel 1; the mode that provides a single terminal and a limited set of services.
A command used to configure a video adapter card and monitor for use by X Windows.
upstart init system
The next-generation init daemon and related files used by modern Linux distributions such as Fedora 13.
Software that can be used to run multiple OSs simultaneously on the same computer.
The GUI component that is responsible for determining the appearance of the windows drawn on the screen by X Windows.
The component of X Windows that requests graphics to be drawn from the X server and displays them on the terminal screen.