Based On Web Service Information System

Web is utilized for the interaction of application and user, meanwhile web service is utilized for interaction between applications. Web service can decrease the cost of e-bussiness, can deploy solutions more quickly and seek for new opportunities. Web service aims to integrate various operation systems, hardware and different programming language. It should be independent from various operation system, prototype and language. Also it should take full advantage of the existing web technology. The advantage of web service ensures itself become the chief tools for distributed computing in the next generation.The author improves the high-cost web application solution by using Microsoft Technology. Based on the existing framework of web application the author introduces web service and accomplish the integrating purpose of fast development and weak coupling. Based on the .NET productions, such as Windows 2003, VisualStudio.Net and SQL Server 2000 the project uses XML document to parse, ADO. NET to query the database and web service to build the framework of the project.The author provides the requirement design, prototype design and structure design for describe the system requirement in Charter 3. In Charter 4 the author completes all the function modules from the bottom up, from the database to the presentation. At last the author designs a script to test the website and web service. The result shows that the system can satisfy the requirement.After introducing the web service and ws~addressing either the continuity, integration or system performance is very important.