有冇高手可以指教下,我唔識第四題點做。
4. The hardware address of a network device consists of 48bits.Which of the following is a valid address in hexadecimal?
A. 00E0071944A0
B. 0A23B5
C. 1E07FG124372
D. 398A7E9412110408
(請附詳細題解)
ce CIT 05 第四題
2008-03-27 11:48 pm
回答 (3)
2008-03-28 8:18 pm
✔ 最佳答案
ANS: A1 hexadecimal needs 4bits
48 bits can contain 12 hexadecimal
so either A or C is the answer..
C ,however, contains G in the middle, which is invalid in hexadecimal system
參考: 小卒
2008-03-31 4:11 am
哈 我都係唔識呢題
thank you for your question!
多謝解答!
thank you for your question!
多謝解答!
2008-03-29 12:19 am
48bits轉十六進制--->12個位
--->A/C
十六進制得123456789ABCDEF,冇G
--->C錯
so ans:A
--->A/C
十六進制得123456789ABCDEF,冇G
--->C錯
so ans:A
參考: me
收錄日期: 2021-04-19 00:51:39
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