Display Devices

O The most common form of output device. O Presents output visually on some type of screen. O Because the output appears temporarily on a display device, it is sometimes referred to as soft copy. O The display device for a desktop computer is more formally called a monitor. O The display device for a notebook computer, netbook computer, UMPC or mobile phone is typically called a display screen.
Display Devices
Display Device Characteristics
Color vs Monochrome Display
O Display devices form images by lighting up the proper configurations of pixels. O Pixel is the smallest colourable areas on a display device. O A variety of technologies can be used to light up the appropriate pixels needed to display a particular image. O In Monochrome displays, each pixel can only be one of two colors, such as black or white. O In Color displays, each pixel can display a combination of three colors red, green, and blue in order to display a large range of colors. O Most monitors and display devices today are color displays.