2/6/2023 0 Comments Computer output devices![]() ![]() ![]() A pixel is the smallest unit on the screen that can be turned on and off or made different shades. Images are represented on monitors by individual dots called pixels. To display video in the monitor, the computer needs a video card (or graphics card) for converting the digital signal (i.e data in form of 0s and 1s) from the processor to an analog signal (i.e data in form of a continuous electrical wave) that the monitor can intercept.Ī monitor is a screen used to display the output. ![]() A monitor, or screen, can display graphics, text and video output. Probably the most common output devices are monitors for producing temporary displays (soft copies) and printers for producing paper copies of documents (hard copies).Ī computer display is also called a display screen or video display terminal (VDT). The presentation is typically in one or four forms: graphics (e.g charts and photographs), text (e.g words and numbers), video (e.g photographic images in motion), or audio (e.g music and speech). Through its output system, the computer presents the data it contains in a form that the user can understand. Output devices are used to display input data that has been processed by the computer into useful output information. Computer Science Output Devices: Computer Studies Lesson NoteĪn output device is any peripheral device that converts machine-readable information into people-readable form such as a monitor, printer, plotter and voice output device. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |