VGA Connector
A type of graphics connector, sometimes also called an analog connector. It is the most common type of video connector available, consisting
Z-buffer
The portion of video memory that keeps track of which onscreen elements can be viewed and which are hidden behind other objects. In the case of a 3D image, it keeps track of which elements are occluded by the foreground in relation to the user’s perspective, or by another 3D object.