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106: User Interfaces and Desktops
Description: Candidates should be able to install and configure X11.
Key Knowledge Areas:
Verify that the video card and monitor are supported by an X server Awareness of the X font server Basic understanding and knowledge of the X Window configuration file
Terms and Utilities:
/etc/X11/xorg.conf
xhost
DISPLAY
xwininfo
xdpyinfo
X
UrbanPenguin: Install and Configure X11
Description: Candidates should be able to describe the basic features and configuration of the LightDM display manager. This objective covers awareness of the display managers XDM (X Display Manger), GDM (Gnome Display Manager) and KDM (KDE Display Manager).
Key Knowledge Areas:
Basic configuration of LightDM Turn the display manager on or off Change the display manager greeting Awareness of XDM, KDM and GDM
Terms and Utilities:
lightdm
/etc/lightdm/
UrbanPenguin: Setup a display manager
Freedesktop.org: The Light Display Manager - LightDM
Arch Wiki: Display Manager basics
Opensource.com: Best Couple of 2016: Display manager and window manager
Description: Demonstrate knowledge and awareness of accessibility technologies.
Key Knowledge Areas:
Basic knowledge of keyboard accessibility settings (AccessX) Basic knowledge of visual settings and themes Basic knowledge of assistive technology (ATs)
Terms and Utilities:
Sticky/Repeat Keys
Slow/Bounce/Toggle Keys
Mouse Keys
High Contrast/Large Print Desktop Themes
Screen Reader
Braille Display
Screen Magnifier
On-Screen Keyboard
Gestures (used at login, for example GDM)
Orca
GOK
emacspeak
Accessibility in Linux is good - but could be much better
Opensource.com: Emacspeak, an audible interface for Linux
6 reasons people with disabilities should use Linux
Vinux is a Ubuntu derived distribution optimised for the needs of blind and partially sighted users
ADRIANE - Audio Desktop Reference Implementation and Networking Environment
Accessibility Leaders in Linux
Orca is a free, open source, flexible, and extensible screen reader