Library Personalized Digital Information Consulting System

Digital Library is an emerging field for computer technology, it involving a wide range of content, such as digital data, mass storage and data management, comprehensive searching and retrieval and so on. Individualized counseling is expand and extend for the traditional, and it is the development trend of the future library services. Typical in-depth analysis of domestic and international digital information consulting system, based on the design of a new digital library information consulting system, which is the traditional way of information consulting services to the extension and expansion of consulting services will be digital information theory learn to play the role.The goal is to research out user requirements for different colleges and universities the individual, the subject on the university library in the original digital information based on the research advisory system, in combination with the function of the actual situation of university libraries and the development trend of digital information, advice, consulting the original digital information systems to improve and update.The issue related to the use of object-oriented technology to system analysis and design, using UML modeling techniques for systems analysis and design are described, and finally in the Microsoft Visual Studio 2008 IDE platform language on the system using ASP.NET coding to achieve. It is main work as below.(1) System analysis phase. First, the feasibility of the system development were analyzed, followed by the demand of the system are outlined, followed by flow analysis using an online business process consulting subsystem, then use the Unified Modeling Language use case diagram, sequence diagram, state diagram, activity diagram, a systematic analysis of the system.(2) System design phase. First, the overall framework of system design, including the configuration diagram, component diagram of the design; followed by knowledge-based expert system design; then the function modules of the system design; Then the system database design.(3) System implement phase. First, the most commonly used system is the most important class of database operations to achieve, and secondly to achieve a system log entry, then to achieve a system administrator-related functions. Knowledge-based data management including the management of various functions; then followed by the realization of online advisory; finally realize online book search function modules.