電腦網路歷屆考題一問 - 考試
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By Kelly
at 2014-07-11T11:06
at 2014-07-11T11:06
Table of Contents
各位好
我最近在看歷屆考題看到一題,不知道是答案錯還是怎麼樣
無分級的定址(Classless adressing)為167.128.170.28/27,則該網段的位址(network address)為何?
(A)167.128.170.0
(B)167.128.170.64
(C)167.128.170.128
(D)167.128.170.192
書上答案是B
上面寫到/27代表的是每一個網段有32個位置可以用,167.128.170.28應該是在168.128.170.0~168.128.170.31才對阿
請各位高手是否可以解釋一下答案為什麼會這樣阿?謝謝
--
我最近在看歷屆考題看到一題,不知道是答案錯還是怎麼樣
無分級的定址(Classless adressing)為167.128.170.28/27,則該網段的位址(network address)為何?
(A)167.128.170.0
(B)167.128.170.64
(C)167.128.170.128
(D)167.128.170.192
書上答案是B
上面寫到/27代表的是每一個網段有32個位置可以用,167.128.170.28應該是在168.128.170.0~168.128.170.31才對阿
請各位高手是否可以解釋一下答案為什麼會這樣阿?謝謝
--
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