IP地址计算题word文档.docx

IP地址计算题word文档.docx

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IP地址计算题word文档

QUESTIONNO:

1

Youhavethebinarynumber10011101.Convertittoitsdecimalandhexadecimalequivalents.（Selecttwoanswerchoices）B,D

A.158

B.0x9D

C.156

D.157

E.0x19

F.0x9F

QUESTIONNO:

2

Thesubnetmaskontheserialinterfaceofarouterisexpressedinbinaryas11111000forthelastoctet.Howdoyouexpressthebinarynumber11111000indecimal?

D

A.210

B.224

C.240

D.248

E.252

QUESTIONNO:

3

WhichoneofthebinarynumberrangesshownbelowcorrespondstothevalueofthefirstoctetinClassBaddressrange?

C

A.10000000-11101111

B.11000000-11101111

C.10000000-10111111

D.10000000-11111111

E.11000000-10111111

QUESTIONNO:

4

Howwouldthenumber231beexpressedasabinarynumber?

C

A.11011011

B.11110011

C.11100111

D.11111001

E.11010011

QUESTIONNO:

5

Howwouldthenumber172beexpressedinbinaryform?

C

A.10010010

B.10011001

C.10101100

D.10101110