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78.以下何者為 B 類級網路的子網路遮罩位址?(A) 255.255.255.0 (B) 255.255.0.0 (C) 255.0.0.0 (D) 0.255.255.255
問題詳情
78.以下何者為 B 類級網路的子網路遮罩位址?
(A) 255.255.255.0
(B) 255.255.0.0
(C) 255.0.0.0
(D) 0.255.255.255
參考答案
答案:B
難度:簡單0.873626
統計:A(9),B(159),C(1),D(2),E(0)
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