Your customer wants to develop a system for stock information, such that brokers

Question

Your customer wants to develop a system for stock information, such that brokers can access information about companies and evaluate various investment scenarios using a simulation system. Each broker uses this simulation in a different way, according to his or her experience and the type of stocks in question.

To complete this Assignment

Write an essay of approximately 350–500 words in which you analyse client-server architectures presented this week and then suggest a client-server architecture for this system that best fits customer specifications. Critically justify the client-server system model that you have chosen.

Explanation / Answer

A solution about building a real-time online stock trading system is given by using the technologies of Ajax, Struts and Hibernate framework. It uses B/S browser, application server, database server three-layer architecture configured into presentation layer, business logic layer, persistence layer three-way architecture according to MVC. And it is implemented by using Struts framework with all data stored in Oracle database; the data persistence layer is realized by using Hibernate3 framework; client-side validation of form and real-time stock information's updating automatically are implemented by using Ajax technology; it is JMS that keeps the communication among the different modules, such as stock data acquisition module and analog transaction module. The test results show that this system has the characteristics of good real-time and safety, runs stably and reliably, so it verifies the validity of the solution.
Nowdays more and more people buy and sell their stock on the internet all over the world. Markets of online transaction have already been more popular overseas, such as the QFII (Qualified Foreign Institutional Investors) client online trading platform launched by Bank of America and Merrill Lynch. However, the stock market trend, real-time and automatic real-time updating are not satisfied with the user's requirements. Although some individual sites achieve that the trend of the stock market updates automatically in real-time, its interface is not easy to use and comfortable as the C/S structure software.
the design and implementation of the online stock trading system based on B/S structure.

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