Class diagram
The UML Class diagram is a graphical notation used to construct and visualize object oriented systems.
Requirement Diagram
A requirements diagram created from the customer description, first described in the documentation and transferred to the software where I added the verification method, severity and risk level and assigned to the appropriate department for implementation.
Use case diagram
A use case diagram represents a model of an application system and its environment. Actors are users - employees of a sales company, the diagram contains system functionality along with extend, include relationships.
State Machine Diagram
The diagram shows the steps for taking a salon customer for gita trial drive.
Data warehouse
The data warehouse is a reflection of the database, but in a more detailed breakdown.