Data flow diagram (DFD) is a graphical representation method used to depict the flow, storage, processing of data in a system and the interaction between external entities. This article will systematically explain the components, types, application scenarios, drawing tutorials, etc. of data flow diagrams, and share multiple examples, hoping to help you understand data flow diagrams.

Bubble charts are charts that display information in the shape of bubbles. Bubble charts have the advantages of simple and intuitive appearance and visual data information . They are used in many scenarios such as organizing character relationships and cleverly presenting statistical data . This article will mainly explain the classification of bubble charts and how to quickly draw a clear and good-looking bubble chart.

Activity diagram is one of the diagrams in UML that describes the dynamic behavior of the system. It is mainly used to show the activities or actions of the classes involved in the behavior and describe the execution process of various activities in the system, including business processes, software operations or interactions between objects. The following will explain the UML activity diagram from three aspects: the concept and importance of activity diagram, the difference between activity diagram and flow chart, and the components of activity diagram.

Timeline is an information visualization tool that can visualize events that happened in different periods of time, helping us better understand the time when each event occurred, as well as the stories before and after the event. This article will explain the application scenarios of timeline in personal work life and corporate culture development , as well as how to create a good-looking timeline.

UML class diagram graphically displays the classes in the system, their relationships, and the internal structure of the classes. These diagrams not only help developers understand the overall architecture of the system, but also promote communication and collaboration in teamwork, ensuring that all members have a common understanding of the design. This article will explain the concepts, rules, and drawing methods of class diagrams in detail, and share a large number of cases.

The timeline connects the past, present and future events in a linear arrangement to form a clear timeline. It can be used to record history, project planning, corporate events and other scenarios. This article will introduce how to use ProcessOn to quickly draw a good-looking timeline.

In today's rapidly changing business environment, companies must continuously optimize their internal processes to improve efficiency, reduce costs and increase customer satisfaction. Business Process Modeling Notation (BPMN) is a standardized graphical notation that helps companies to optimize their internal processes in different BPMN 2.0 is the latest version of BPMN, which has stronger expressiveness and flexibility, and provides a powerful tool for business process management. This article will use multiple BPMN templates from the ProcessOn template community to illustrate The concept, structure, symbol meaning and application scenarios of BPMN.

ER diagram is a graphical representation method for describing entities and their relationships . In the data-driven era, entity-relationship diagram (ER diagram) is a core tool for data modeling, which is very important for understanding, designing and Optimizing the database structure is crucial. This article will explain what an ER diagram is and how to use the ProcessOn tool to draw a professional ER diagram.

The fishbone diagram, as the name suggests, looks like the skeleton of a fish, with thick lines connecting the head and tail, just like the backbone. The fishbone diagram is a method invented by the Japanese management master Mr. Kaoru Ishikawa to discover the "root cause" of a problem. It is also called a cause-and-effect analysis diagram or an Ishikawa diagram. It is simple, practical, in-depth and intuitive. The fishbone diagram is a non-quantitative tool that can help us quickly identify potential root causes of problems.

An organization chart, also known as an organization chart, is a visual representation of the relationships between organizations or departments. Different forms of expression can be divided into six kinds of organization chart, through the analysis of advantages and disadvantages to choose the appropriate organization chart to use. This article shows the classification of organizational structures, components, drawing tutorials, and excellent template sharing.