单选题:构成计算机的电子的、机械的物理实体被称为(  )。

  • 题目分类:会计电算化
  • 题目类型:单选题
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题目内容:
构成计算机的电子的、机械的物理实体被称为(  )。 A.主机
B.外设   考试大_在线考试中心
C.计算机系统
D.计算机硬件系统
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