tware will constantly update; Meanwhile software product itself would be passing a constant self-improvement. Based on the above consideration, choose Browser/Web model to design this system is more appropriate. To matching the online teaching and realzing the online learning integration,this "online examination system", which is based on the PHP and MySQL, was set up . Design the system must be familiar with the HTML, PHP language and MySQL database editors and applications. In the webpages and site’s design, Dreamwaver , a visualization web design tool, helped a lot. And in the design of database, phpmyadmin, a MySQL database front desk tools which is based on PHP, helped a lot. This paper is