Both component and deployment diagrams depict the physical architecture of a computer-based system. Component diagrams show the dependencies and interactions between software components. Deployment diagrams show the physical configuration of the software and hardware.
Components are physical units of packaging in software, including:
Following is a deployment diagram that shows the relationships of software and hardware components for a real estate transaction.
The physical hardware is made up of nodes. Each component belongs on a node. Components are shown as rectangles with two tabs at the upper left.