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通常，约定二进制定点数的最高位为_位，“0”表示_，“1”表示___，正确选项是（）

A、符，阶码，符号

B、号，正，负

C、码，正，负

D、符，正，负

时间：2021-09-02 17:11 关键词：奥鹏新疆广播电视大学计算机应用基础

答案解析

B

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