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单选

下列关于防火墙的说法中错误的是(29)。

  • A.防火墙无法阻止来自防火墙内部的攻击
  • B.防火墙可以防止感染病毒的程序或文件的传输
  • C.防火墙通常由软件和硬件组成
  • D.防火墙可以记录和统计网络利用数据以及非法使用数据的情况
试题出自试卷《软件水平考试(初级)网络管理员上午(基础知识)模拟试卷4》
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