what are the four layers of the computer architecture?
<answer> The four layers of the computer architecture are node and interconnection layer, node system software layer, Grid system software layer and application layer. <context> applications [2]). Four layer architecture of Grid computing shown in figure 1. The four layer model can be defined as node and interconnection layer, node system software layer, Grid system software layer and application layer. Node and interconnection layer: - This layer is the lowest layer of the Grid Computing System. The node and