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Design Pattern Activity: Prepare a 2-3 page paper comparing and contrasting five of the design patterns . Choose any five from the list.
Adapter - helps to reuse an object or method by adapting its interface to a more common oneController - controls client access and manages every requestData Access Object (DAO) - encapsulates access to data, hiding its complexity from usersDispatcher - controls client access and re-directs or dispatches client requests to the proper party that can belocated on the same or a different tierFaçade - hides a functional complexity; DAO can be considered a specialized FaçadeFactory Method - creates a family of related objects instantiated by subclassesAbstract Factory Method - creates a family of families (adds a dimension to the Factory Method)Model - logically represents (models) system states and functionsObserver - provides a mechanism (implementing an interface or abstract class) for event notificationProxy - provides access to a remote target via an intermediate objectView - takes responsibility for the presentation layerModel-View-Controller (MVC) - separates business and presentation logic into three components named bydesign patterns listed above (this is an example of an architectural design pattern)
Draw a class diagram for the following situation Stillwater Antiques buys and sells one-of-a-kind antiques of all kinds (e.g., furniture, jewelry, china, and clothing).
Compute the open-circuit voltage and short-circuit current of combination of cells.
You are to design a prototype for a hospital management system. Patients are treated in a single ward by the doctors assigned to them. Usually each patient will be assigned a single doctor, but in rare cases they will have two.
Use the E-R approach to model the operations of your local community library. The library has books, CDs, tapes, and so forth, which are lent to library patrons.
Write a Research Report on software design and answer diffrent type of questions related to design. Report contain diffrent basic questions related to software design.
In Systems Analysis and Design. There are at least 2 approaches to system development, variety of life cycles, and long list of techniques.
Create a context diagram for new system. Create a diagram 0 DFD for new system. Write brief memo that describes the significance of leveling a set of DFDs.
How can project leader find what user wants and needs. Point about observing the user is important step in gaining good understanding of the users needs.
Identify the challenges Lexmark faced regarding information flow. How were the information flows provided before and after implementation of the system? Identify the decisions supported by the new system.
Analysis, design and development of a small software system.
Create UML collaboration diagrams using Microsoft Visio or another drawing tool capable of preparing properly formatted UML collaboration diagrams.
Draw an E/R diagram for the following situation: Doctors prescribe drugs for patients. A given doctor can prescribe many drugs for a certain patient.
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