Sunday, September 22, 2019
Design for the project Essay Example | Topics and Well Written Essays - 4000 words
Design for the project - Essay Example It is a type of static structure diagram that describes the structure of a system by showing the classes of the system, their attributes, Ã methods, and the relationships among objects. They describe the object and information structures used by an application, both internally and in communication with its users.It is a type of static structure diagram that describes the structure of a system by showing the classes of the system, their attributes, Ã methods, and the relationships among objects. They describe the object and information structures used by an application. (i) It helps to organize the project for everyone to identify the project overall theme and then the interlocking parts of research or activities that relate to the overall theme.If it is a demonstration project then one identifies the different sections of the demonstration and how they go together and the most important parts.A data dictionary refers to the descriptions of data items in a database.Ã In developi ng programs that employ the use of a data model, a data dictionary shall often be consulted to point out where a data item fits in the structure, its values and what it means in the real world.Why it is Used.(i) It is an important fundamental since it illustrates all the entities and their properties in a data model.(ii) It aids in the implementation of a database because of entities. (iii) It reduces data redundancy. The data dictionary also allows controlling the addition of new data elements and thereby avoiding duplicates.
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