Viscom notes

VIVA VOCE QUESTIONS  COMPUTER GRAPHICS PRACTICAL EXAM 1 .       Graphics ·         Graphics are visual images or designs on some surface, such as a wall, canvas, screen, paper, or stone to inform, illustrate, or entertain.      ·         It includes a pictorial representation of data in typesetting and the graphic arts, and in educational and recreational software 2.       Computer graphics ·         Computer graphics - generating images with the aid of computers. ·         There are two kinds of computer graphics - raster (composed of pixels) and vector (composed of paths). 3.       Pixel ·         It is the smallest element of raster / bitmap image ·         Rows and columns of pixels forms an image ·         Adobe Photoshop is  the example for Pixel software 4.       Raster image ·         Raster images are more commonly called bitmap images. ·         The images are made up of pixels ·         Each pixel can be a different color or shade. 5.       Vector image ·