Online Test System Based On HMAC Password Authentication

Online test system,which is based on network,which is the tendency of modern test system.The Password Authentication of This system,using HMAC Encryption Arithmetic,based on ASP technology,is a B/S pattern online test system.This kind of system makes the test more standard and scientific,and meanwhile,reduces the workload of teachers,saves their time and improves their efficiency.In this article,it firstly analyzes the developing tendency of online test system,and then gives a description of the functions of this system. In the introduction section,it mainly introduces the developing background,designing principles and objectives of the system.In the section of system developing languages,it mainly introduces ASP technology,SQL language and Dreamweaver.In the section of analysis on system requirement & database design,it mainly introduces the design of system functions and database and the security of database.In the section of system design,it introduces in detail the functional modules of the system,including the release and management of examination information, generation of test paper,invigilation,performance management,examinee information management,item pool management,online exercises, automatic grading and user management.This system basically has most functions of online test system.It is easy and practical.