Graphical Shells
A graphical user interface (GUI) represents programs and data using visual symbols instead of text. Graphical user interfaces became feasible as the cost of interactive computer graphic hardware declined. Most graphical user interfaces develop the metaphor of an "electronic desktop", where data files are represented as if paper documents on a desk, and application programs similarly have graphical representations instead of being invoked by command names.
Read more about this topic: Shell (computing)
Famous quotes containing the word shells:
“It is not easy to make our lives respectable by any course of activity. We must repeatedly withdraw into our shells of thought, like the tortoise, somewhat helplessly; yet there is more than philosophy in that.”
—Henry David Thoreau (1817–1862)