内部控制审计是对内部控制的健全性和()进行独立的评价和监督活动。

身份认证的功能有可信性、完整性、访问控制和()四大功能。

A.拒绝非法用户
B.防黑客
C.不可抵赖性
D.防冒充性

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According to the text, mathematicians present a risk to scientists for which of the following reasons?A．Mathematicians may provide theories that are incompatible with those already developed by scientists.B．Mathematicians may define situations in a way that is incomprehensible to scientists.C．Mathematicians may convince scientists that theoretical assumptions are facts.D．Scientists may come to believe that axiomatic statements are untrue.此题为多项选择题。 点击查看答案