The screen is also known as a monitor or VDU (visual display unit). Inside a computer there is a video adapter, or a graphics card which processes images and sends signals to the monitor. Advantages of this kind of an output device is that they provide high speed change of display including text, graphics and colour, make no noise and do not waste paper, the disadvantage is that they do not provide a permanent copy.
© Střední průmyslová škola elektrotechniky a informatiky, Ostrava, příspěvková organizace