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  2. System context diagram - Wikipedia

    en.wikipedia.org/wiki/System_context_diagram

    Decision trees and data storage are represented in system flow diagrams. A context diagram can also list the classifications of the external entities as one of a set of simple categories [5] (Examples: [6]), which add clarity to the level of involvement of the entity with regards to the system. These categories include:

  3. C4 model - Wikipedia

    en.wikipedia.org/wiki/C4_model

    Instead, the C4 model recommends using simple diagrams based on nested boxes in order to facilitate interactive collaborative drawing. The technique also promotes good modelling practices such as providing a title and legend on every diagram, and clear unambiguous labelling in order to facilitate the understanding by the intended audience.

  4. Context model - Wikipedia

    en.wikipedia.org/wiki/Context_model

    A context model (or context modeling) defines how context data are structured and maintained (It plays a key role in supporting efficient context management). [1] It aims to produce a formal or semi-formal description of the context information that is present in a context-aware system. In other words, the context is the surrounding element for ...

  5. Problem frames approach - Wikipedia

    en.wikipedia.org/wiki/Problem_Frames_Approach

    And then he constructs a context diagram showing his vision of the problem context with the Machine installed in it. The context diagram shows the various problem domains in the application domain, their connections, and the Machine and its connections to (some of) the problem domains. Here is what a context diagram looks like. This diagram shows:

  6. Unified Modeling Language - Wikipedia

    en.wikipedia.org/wiki/Unified_Modeling_Language

    A diagram is a partial graphic representation of a system's model. The set of diagrams need not completely cover the model and deleting a diagram does not change the model. The model may also contain documentation that drives the model elements and diagrams (such as written use cases). UML diagrams represent two different views of a system ...

  7. Structured analysis - Wikipedia

    en.wikipedia.org/wiki/Structured_analysis

    Example of a system context diagram. [14] Context diagrams are diagrams that represent the actors outside a system that could interact with that system. [15] This diagram is the highest level view of a system, similar to block diagram, showing a, possibly software-based, system as a whole and its inputs and outputs from/to external factors.

  8. Concept map - Wikipedia

    en.wikipedia.org/wiki/Concept_map

    A concept map or conceptual diagram is a diagram that depicts suggested relationships between concepts. [1] Concept maps may be used by instructional designers , engineers , technical writers , and others to organize and structure knowledge .

  9. Data-flow diagram - Wikipedia

    en.wikipedia.org/wiki/Data-flow_diagram

    Data flow diagram with data storage, data flows, function and interface A data-flow diagram is a way of representing a flow of data through a process or a system (usually an information system ). The DFD also provides information about the outputs and inputs of each entity and the process itself.

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