
Student's
Guide to Information
Technology
Two other types of flat screen are sometimes used for computer
monitors, namely the gas plasma display and the
electroluminescent
display. These are both light-emitting displays, and give a very
clear, legible output, but they consume almost as much power as a
conventional monitor. They are therefore suitable for portable
computers which are designed to run off the mains, but not for
battery-powered models. These displays are monochrome-only -
typically orange on a black or brown background, as this is
reckoned to be both highly legible and restful on the eyes.
Question
4 As youth club leader and cam ...