we know that the object-oriented modelling (oom) technique visualizes things in an application by using models organized around objects. in this stage, the problem is formulated, user requirements are identified, and then a model is built based upon real–world objects. the analysis produces models on how the desired system should function and how it must be developed. in this stage, the complete architecture of the desired system is designed.
system design is done according to both the system analysis model and the proposed system architecture. in this phase, a design model is developed based on both the models developed in the system analysis phase and the architecture designed in the system design phase. the designer decides whether − the associations between the identified classes are established and the hierarchies of classes are identified. in this stage, the design model developed in the object design is translated into code in an appropriate programming language or software tool.
the main aim of object oriented design (ood) is to improve the quality and productivity of system analysis and design by making it more usable. class − a class encapsulates the data and its behavior. it is a process of taking or selecting necessary method and attributes to specify the object. inheritance is a great feature that allows to create sub-classes from an existing class by inheriting the attributes and/or operations of existing classes. uml is a visual language that lets you to model processes, software, and systems to express the design of system architecture.
the objective of uml is to provide a common vocabulary of object-oriented terms and diagramming techniques that is rich enough to model any systems development project from analysis through implementation. this phase concerns with determining the system requirements and to understand the system requirements build a use-case model. a use-case is a scenario to describe the interaction between user and computer system. it can also give users a chance to comment on the usability and usefulness of the design. its task is to build the application quickly and incrementally implement the user requirements design through tools such as visual basic, power builder, etc.
the major phases of software development using object–oriented methodology are object-oriented analysis, object-oriented analysis and design (ooad) is a technical approach for analyzing and designing an application, system, or business by applying object- oriented programming, some of the well-known early object-oriented methodologies were from and software systems. many organizations are finding that object-oriented development methodologies can facilitate the, . object oriented methodology (oom) is a system development approach encouraging and facilitating re-use of software components.
as an example of an integrated system development methodology that supports both object-oriented and formal object-oriented methodologies often focus on small, quick iterations of development, sometimes called the spiral model. what is object oriented methodology? it is a new system development approach, encouraging and facilitating re-use of,
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