Higher Vocational Online Examination System Design And Implementation

Higher Vocational Online Examination System (hereinafter referred to:online examination system) design and implementation of management to achieve paperless examinations to improve test facilities, security, fairness. Online Examination System through the Internet, for new campus, the old campus of spacing out of the basement difficulty in concentrating on the characteristics of candidates. Through our college campus network system and software environment analysis, combined with the work units of the present situation of higher vocational institutions to develop a suitable test system using the Internet. This will not only facilitate the examination of the organization and management of Examination, candidates are also convenient.Online examination system development tool to select Java language, to do with Apache Tomcat 6.0 Web server, back-end database used Microsoft SQL Server 2000, Tomcat connection pool through the database connection, the various operations on the database package, developed an online testing system. At the same time the results can be directly sent to the database, statistics, sorting and other operations. Item content on the server, candidates have passed the ticket number and password to log in, test answers are stored on the server, so that the fairness test, the answer of security can be effectively guaranteed.This dissertation introduces online examination system analysis, design and development process, the use of data flow diagram, ER diagram, process flow chart of the system to illustrate the design process. The online examination system maintains a database, including test management subsystem subsystems and test systems. Candidates can log on through the test subsystem, the examination and query results and other operations. System administrators can manage users through the background, question bank management, and test scores and other operations. Paper is divided into introduction, technical route system development and technical support, system design, the concrete realization of the system, system testing, the conclusion of seven parts in detail.