Computer graphics nptel assignment answers

What is the function of computer graphics?
Computer graphics refers to a technology that generates images on a computer screen.
It's used in digital photography, film and television, video games, and on electronic devices and is responsible for displaying images effectively to users..
We can use only raster scan method to render a raster graphics and only vector screen method to render vector graphics. .
1. Computer graphics are used in mobile phones, information kiosks at popular spots such as airports, ATMS, large displays at open air music concerts, air 1 point traffic control panels, and so on

What is the function of computer graphics?