system context diagram造句

A System context diagram represents the context graphically ..
System context diagrams are used early in a project to get agreement on the scope under investigation.
System context diagrams can be helpful in understanding the context in which the system will be part of software engineering.
It is common practice to draw a system context diagram first which shows the interaction between the system and outside entities.
System context diagrams are related to data flow diagram, and show the interactions between a system and other actors which the system is designed to face.
It's difficult to find system context diagram in a sentence. 用system context diagram造句挺难的

The objective of a system context diagram is to focus attention on external factors and events that should be considered in developing a complete set of system requirements and constraints ".