Design And Implementation Of Online Examination System

With the development of information Internet technology,the convenience of technology is more and more widely used in various fields.It changes the way people learn,work,live and even think,and also led to major changes in the education field.The application of computer and network technology to modern higher education,is the need of modern advanced education development,and also the necessary means to improve the teaching effectiveness and efficiency of the school and to improve scientific research and management.The current trend of development is to adopt the computer network examination mode of large-scale test bank.With the popularization of computer network in production and life and technology education,there is a great change in the examination of the traditional examination,the way of examination and the management of performance.Therefore,it is an important subject of modern education that how to make the test process convenient,efficient,quick and fair.Firstly,the advantages of online examination system compared with traditional examination are analyzed.The current research status of domestic and foreign examination systems is investigated and analyzed.In addition,the features of PHP include Smarty,Ajax and PDO,MySQL database and face detection technology are introduced.An powerful,efficient and flexible online examination system with strong expansibility,based on B/S architecture and PHP/MySQL,is proposed and designed.The online examination system can realize the functions of online registration,online examination,question bank management,auto-generating test paper and reviewing,automatic marking and reviewing.It greatly alleviates the work burden of the questions setters and the examiners.Moreover,face detection is introduced in the exam process.The system can automatically monitor the examinee through the images obtained by the computer camera,which greatly reduces the burden of invigilation,and so there is no limit to the test venue.