一个C类网络地址被平均划分为若干个子网地址,如果子网的子网掩码为255.255....

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【单选题】

一个C类网络地址被平均划分为若干个子网地址,如果子网的子网掩码为255.255.255.248,该C类地址划分为多少个子网?()

128

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参考答案：

举一反三

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public void example( int m){...}