User Interfaces and Desktops Flashcards
X11 server’s configuration file
/etc/X11/xorg.conf
Script used to start X
startx
startx -depth
start the server with the indicated color depth
startx -dpi
Start the server with the indicated DPI
startx -layout Multihead
starts the server with multiple displays
xinit
Initializes X and starts the fist X client app
xinit #
starts the GUI on the indicated display number
xwininfo
Provides window info for X apps
xhost +
xhost -
Allow or disallow x forwarding from or to a server
X Windows Server startup process
startx -> xinit -> xinitrc -> Xclients
DISPLAY
Environment variable that determines the display and screen that X applications are to display on
If we see DISPLAY=:1.0 what does it mean?
The default display is on localhost, display server 1, screen 0
DISPLAYMANAGER
Variable that determines which display manager X should use
Which file do you edit to change the display manager greeting?
/etc/issue
What do you need to configure to change the default color depth of the screen?
Go into xorg.conf, in the “Screen” section, set DefaultDepth
GDM configuration files directory
/etc/X11/gdm
Location to change GNOME display greeting
/etc/gdm/custom.conf
Configuration file to change XDM greeting
/etc/X11/xdm/Xresources
XDM configuration files
/etc/X11/xdm/xdm-config
/etc/X11/xdm/Xresources
KDM configuration files
/etc/X11/kdm
/etc/kde/kdm
Sticky Keys
Causes special keys (such as shift) to be able to be pressed and released, but behave as if it is still held down until the next key is pressed
Slow Keys
Requires the key to be pressed longer for it to register
Bounce/Repeat Keys
Reduces the error rate of a user hitting the same key multiple times on accident
kmag
Magnifier tool
Orca
Screen reader
GOK
On-screen keyboard
