摘要
针对无纸化考试系统中的信息拷贝问题．本文在探讨钩子的运行机制基础上．在VC＋＋6．0中利用DLL和键盘钩子实现了Ctrl＋C复制功能的屏蔽。实际应用表明，该方法对防止拷贝信息是有效的。
Aiming at the problem of information copy in non-paper exam system, the function of Ctrl＋C is shielded using the technology of DLL and keyboard hook in VC＋＋6.0 based on investigating the running mechanism of the whole hook. The practical application demonstrates that the method of anti-copy information is feasible.
作者
南亦民
张舞杰
NAN Yi-ming,ZHANG Wu-jie （1.Dept. of Correspondence, Guangzhou Civil Aviation College, Guangzhou 510403,China;2.School of Mechanical Engineering, South China Univ. of Tech., Guangzhou 510640,China）
出处
《电脑知识与技术》
2007年第2期1176-1177,共2页
Computer Knowledge and Technology
