| The testing mode of Qiqihar Vocational Education Center High School has currently still used the traditional exam mode, as the development and popularization of computer network technology, the examination system in vocational education school have to change accordingly. This report mainly discusses the use of PHP technology developed in the vocational education school for online examination system.In the tradition exam process, whenever the organization of a test, first by teachers out of all examination papers and examination by the students, teachers organized examiners, teachers reviewers for papers, and analyses the final results of this test. This is human、material and other areas capital have different levels of waste. However, the use of online testing technology change inherent in the test mode, to achieve paperless examination for teachers to reduce repetitive work and the use of paper have a certain amount of progress. The system can also be used to achieve exam papers are randomly selected to avoid students in the exam there is the phenomenon of plagiarism in order achieve the true test of fairness and justice.The feature of examination centre under the Qiqihar vocational education high school, this system has a sub-discipline management, test paper management, online exam, score management; review the main points of note, the query results and statistical analysis, other performance features.In this project explains how to use PHP technology to develop the online examination system, using Dreamweaver to develop tools and MYSQL for the back-end database system, in this system, B/S architecture used, so that the system has good usability and stability. This system adjusts to Administered separately in the online, consist of the administrator rle、the teacher’s role and the role of each candidate. Candidates can use the user name and password to sign in test site, according to examinations schedule, in any one computer with Internet access can be specified over the content of web browsing test, results can also be subjects of inquiry and a review of the knowledge points to navigate. Teacher also can use the user name and password or ID of the teacher log in, questions can be uploaded and modified, view the test results and the results of statistical analysis. Administrators in the background of the entire system manage information for each module and maintenance operations, as well as manage the basic information of the users of teachers and students.In this system, using automatic test paper technology, according to the subject of questions, types, etc. to meet the needs of a variety of test conditions for test paper, artificial test paper so as to avoid subjective factors, some personal papers difficult and unfair set of papers. The system’s test paper technology in the examination time, subject type, score, and other difficult conditions adopt the best solution.Way of protecting the security of the system mainly through access to management at different levels to achieve. All users should have access to the system status through the appropriate identification before. Students, teachers, administrators each with different permissions, the login is successful, the respective powers to allow the operation.The application of the system can improve the examination organized by the school’s efficiency; reduce waste of time, resources, manpower. Also in the teaching methods reform of Qiqihar Vocational Education Center has played a very important role. |
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