The monitor is a device through which we perceive all visual information from a computer. The data is displayed on the monitor screen, and stored in the certain block of memory of a computer (videomemory). The device is placed in the system block and named a videocard or the videoadapter operates work of the monitor. A videocard together with the monitor also form a videosystem. The processor places the data in videomemory, and the videocard of the monitor about 60 times a second looks through the data and draws the image corresponding to their contents on the screen.
