Software Engineering SOFTWARE DEVELOPMENT • • • • • • • MODELS Build And Fix Model Prescriptive Model Water Fall Model Or Liner Sequential Model Incremental Model RAD Model Evolutionary Process Models Prototyping Spiral Model Concurrent Development Model Fourth Generation Techniques (4GT) Component Based Development (CBD) Agile Model Extreme programming Scrum Build And Fix Model • This model is the worst model for developing a project. The product is built without proper specifications
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The OSI‚ or Open System Interconnection‚ model defines a networking framework for implementing protocols in seven layers. Control is passed from one layer to the next‚ starting at the application layer in one station‚ and proceeding to the bottom layer‚ over the channel to the next station and back up the hierarchy. The OSI model is not a real network architecture‚ because it does not really specify the services and protocols each layer should use. It rather describes what the layers must do. Nevertheless
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disadvantages of Waterfall model. When to use it? When not to use it? How is it related to the Scope? (25 points) Answer – As the name suggests it is a simple process which is one way and does not have flexibility to revise the process phase already completed same as water once fall cannot jump back to its initial position. In this model one phase is completed and reviewed fully to enter the next phase. In this model phase do not overlap. Advantages :- • It is a simple model. • Each phase
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Comparing and Contrasting the Relational Database Model and OO Model The relational database model is based upon tables or relations. In this model‚ the physical implementation of the database is abstracted away from the user. Users query the database using a high-level query language‚ such as SQL. The relations are made up of columns‚ which have headings indicating the attribute represented by that column. Tables have key fields‚ which can be used to identify unique records. Keys relate tables
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2 MODELS FOR THE VALUATION OF SHARES. 2.1 The concept of a cost of equity The cost of equity is the cost to the company of providing equity holders with the return they require on their investment. The primary financial objective is to maximize the return to equity shareholders. This return is as the future dividend yield and capital growth. Until new shareholders become members of the company‚ the objective above is concerned with existing shareholders. Company management will need to offer
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DOMAIN MODEL REFINEMENT DEFINITION A domain model‚ or Domain Object Model (DOM) in problem solving and software engineering can be thought of as a conceptual model of a domain of interest (often referred to as a problem domain) which describes the various entities‚ their attributes and relationships‚ plus the constraints that govern the integrity of the model elements comprising that problem domain. A detailed software development plan‚ containing: An updated risk assessment‚ A management
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winning Business Model? Ramon Casadesus-Masanell and Joan E. Ricart‚ HBR Jan-Feb 2011 Because of the economic slowdown in developed economies and the mature markets more and more companies are encouraged to enter in emerging markets. We can observe an increasing pressure for MNE to enter in emerging economies by targeting middle and low Base of the Pyramid. The leading companies are targeting the BOP in emerging countries (India‚ Africa‚ Asia) by adopting innovative business models. Face to this
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biopsychosocial model has been introduced to the world of medical approaches to healing health problems. This particular model has been better considered as a source of understanding that is much important especially when it comes to dealing with issues of development in the field of healthcare operations. Through this model‚ it has been noted that being able to see through the contributors of an ailment allows health care protectors the chance to see the most comprehensive approaches needed to be
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ASSIGNMENT ON PSY 310 “FOUR MODELS OF ABNORMAL BEHAVOURS” BY ODEH‚ JENNIFER OMARI BSU/PSY/UG/09/9532 What Are Models? Models are representations containing the essential structures of some object or event in the real world. There is a variety of things that are commonly referred to as models: physical objects‚ fictional objects‚ set-theoretic structures‚ descriptions‚ equations‚ or combinations of some of these. However‚ these categories are neither mutually exclusive
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Business Model Generation- http://www.slideshare.net/techdude/business-model-generation Canvas Definition of Business Model: A business model describes the rationale of how an organization creates‚ delivers and captures value. This book offers a concept that allows you to describe and think through the business model at your organization‚ your competitors‚ or any other enterprise. The authors believe that a business model can best be described through nine basic building blocks that show the logic
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