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.
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- 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。