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A data structure diagram is a diagram type that is used to depict the structure of data elements in the data dictionary. The data structure diagram is a graphical alternative to the composition specifications within such data dictionary entries. [1] The data structure diagrams is a predecessor of the entity–relationship model (E–R model
Committed relationship – interpersonal relationship based upon a mutually agreed-upon commitment to one another involving exclusivity, honesty, trust or some other agreed-upon behavior. The term is most commonly used with informal relationships, such as "going steady", but may encompass any relationship where an expressed commitment is involved.
Context diagrams can be developed with the use of two types of building blocks: Entities (Actors): labeled boxes; one in the center representing the system, and around it multiple boxes for each external actor; Relationships: labeled lines between the entities and system; For example, "customer places order."
An accurate and complete structure chart is the key to the determination of the configuration items (CI), and a visual representation of the configuration system and the internal interfaces among its CIs (define CI clearly). During the configuration control process, the structure chart is used to identify CIs and their associated artifacts that ...
Diagrams created to represent attributes as well as entities and relationships may be called entity-attribute-relationship diagrams, rather than entity–relationship models. An ER model is typically implemented as a database. In a simple relational database implementation, each row of a table represents one instance of an entity type, and each ...
In software engineering, a class diagram [1] in the Unified Modeling Language (UML) is a type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, operations (or methods), and the relationships among objects. The class diagram is the main building block of object-oriented modeling.
A concept map typically represents ideas and information as boxes or circles, which it connects with labeled arrows, often in a downward-branching hierarchical structure but also in free-form maps. [2] [3] The relationship between concepts can be articulated in linking phrases such as "causes", "requires", "such as" or "contributes to". [4]
An argument map or argument diagram is a visual representation of the structure of an argument. An argument map typically includes all the key components of the argument, traditionally called the conclusion and the premises , also called contention and reasons . [ 1 ]