ip地址计算题(注释版)答案

QUESTIONNO:1Youhavethebinarynumber10011101.Convertittoitsdecimalandhexadecimalequivalents.(Selecttwoanswerchoices)请将二进制数10011101，转换成十进制或者十六进制。A.158B.0x9DC.156D.157E.0x19F.0x9FAnswer:B,DQUESTIONNO:2Thesubnetmaskontheserialinterfaceofarouterisexpressedinbinaryas11111000forthelastoctet.Howdoyouexpressthebinarynumber11111000indecimal?一台路由的串口子网掩码的最后八位是11111000，请将其用十进制表示。A.210B.224C.240D.248E.252Answer:DQUESTIONNO:3WhichoneofthebinarynumberrangesshownbelowcorrespondstothevalueofthefirstoctetinClassBaddressrange?以下那个二进制数范围符合B类地址的头八位范围？A.10000000-11101111B.11000000-11101111C.10000000-10111111D.10000000-11111111E.11000000-10111111Answer:CQUESTIONNO:4Howwouldthenumber231beexpressedasabinarynumber?请用二进制表示十进制数231A.11011011B.11110011C.11100111D.11111001E.11010011Answer:CQUESTIONNO:5Howwouldthenumber172beexpressedinbinaryform?请用二进制表示十进制数172A.10010010B.10011001C.10101100D.10101110Answer:CQUESTIONNO:6TheMACaddressforyourPCNICis:C9-3F-32-B4-DC-19.WhatistheaddressoftheOUIportionofthisNICcard,expressedasabinarynumber?你的pc机MAC地址为C9-3F-32-B4-DC-19，那个是网络接口卡（NICcard）的OUI部分，请以二进制表示。A.11001100-00111111-00011000B.11000110-11000000-00011111C.11001110-00011111-01100000D.11001001-00111111-00110010E.11001100-01111000-00011000F.11111000-01100111-00011001Answer:DQUESTIONNO:7Howdoyouexpressthebinarynumber10110011indecimalform?请用十进制表示二进制数10110011A.91B.155C.179D.180E.201F.227Answer:CQUESTIONNO:8Whichtwooftheaddressesbelowareavailableforhostaddressesonthesubnet192.168.15.19/28?(Selecttwoanswerchoices)以下哪两个地址是192.168.15.19/28子网内的主机可用地址？A.192.168.15.17B.192.168.15.14C.192.168.15.29D.192.168.15.16E.192.168.15.31F.NoneoftheaboveAnswer:A,CQUESTIONNO:9YouhaveaClassCnetwork,andyouneedtensubnets.Youwishtohaveasmanyaddressesavailableforhostsaspossible.Whichoneofthefollowingsubnetmasksshouldyouuse?你有一个C类网络，你需要10个子网，并且你希望每个子网拥有最大数量的可用主机地址，可用以下那个子网掩码？A.255.255.255.192B.255.255.255.224C.255.255.255.240D.255.255.255.248E.NoneoftheaboveAnswer:CQUESTIONNO:10WhichofthefollowingisanexampleofavalidunicasthostIPaddress?以下那个答案是一个有效的单播（unicast）主机ip地址？A.172.31.128.255/18B.255.255.255.255C.192.168.24.59/30D.FFFF.FFFF.FFFFE.224.1.5.2F.AlloftheaboveAnswer:AQUESTIONNO:11Howmanysubnetworksandhostsareavailablepersubnetifyouapplya/28masktothe210.10.2.0classCnetwork?如果你在C类网络210.10.2.0使用一个/28的掩码，可有多少子网，每个子网有多少台可用主机？A.30networksand6hosts.B.6networksand30hosts.C.8networksand32hosts.D.32networksand18hosts.E.14networksand14hosts.F.NoneoftheaboveAnswer:EQUESTIONNO:12TheTestKingnetworkwasassignedtheClassCnetwork199.166.131.0fromtheISP.IftheadministratoratTestKingweretosubnetthisclassCnetworkusingthe255.255.255.224subnetmask,howmayhostswilltheybeabletosupportoneachsubnet?如果一个C类网络的子网掩码为255.255.255.224，它能够在每个子网中支持多少台主机？A.14B.16C.30D.32E.62F.64Answer:CQUESTIONNO:13WhatisthesubnetforthehostIPaddress172.16.210.0/22?那个是主机ip地址172.16.210.0/22所归属的子网？A.172.16.42.0B.172.16.107.0C.172.16.208.0D.172.16.252.0E.172.16.254.0F.NoneoftheaboveAnswer:CQUESTIONNO:14WhatisthesubnetforthehostIPaddress201.100.5.68/28?那个是主机ip地址201.100.5.68/28所归属的子网？A.201.100.5.0B.201.100.5.32C.201.100.5.64D.201.100.5.65E.201.100.5.31F.201.100.5.1Answer:CQUESTIONNO:15WhatistheIPaddressrangeforthefirstoctetinaclassBaddress,inbinaryform?以下那个二进制数范围符合B类地址的头八位范围？A.00000111-10001111B.00000011-10011111C.10000000-10111111D.11000000-11011111E.11100000-11101111F.NoneoftheaboveAnswer:CQUESTIONNO:16WhichoneofthebinarybitpatternsbelowdenotesaClassBaddress?以下那个二进制bit表示一个B类地址A.0xxxxxxxB.10xxxxxxC.110xxxxxD.1110xxxxE.11110xxxAnswer:BQUESTIONNO:17Yournetworkusesthe172.12.0.0classBaddress.Youneedtosupport459hostspersubnet,whileaccommodatingthemaximumnumberofsubnets.Whichmaskwouldyouuse?你的网络使用B类地址172.12.0.0，你需要在每个子网内支持459台主机，同时实现子网数量最大化，请问使用以下那个子网掩码？A.255.255.0.0.B.255.255.128.0.C.255.255.224.0.D.255.255.254.0.Answer:DQUESTIONNO:18Usingasubnetmaskof255.255.255.224,whichoftheIPaddressesbelowcanyouassigntothehostsonthissubnet?(Selectallthatapply)若一个子网掩码为255.255.255.224，以下那个ip地址可被分配到主机（可用的IP地址）？A.16.23.118.63B.87.45.16.159C.92.11.178.93D.134.178.18.56E.192.168.16.87F.217.168.166.192Answer:C,D,EQUESTIONNO:19YourISPhasassignedyouthefollowingIPaddressandsubnetmask:IPaddress:199.141.27.0Subnetmask:255.255.255.240Whichofthefollowingaddressescanbeallocatedtohostsontheresultingsubnet?ISP提供以下的ip地址和子网掩码给你：IPaddress:199.141.27.0Subnetmask:255.255.255.240以下那个地址可分配给主机使用。(Selectallthatapply)A.199.141.27.2B.199.141.27.175C.199.141.27.13D.199.141.27.11E.199.141.27.208F.199.141.27.112Answer:A,C,DQUESTIONNO:20TheIPnetwork210.106.14.0issubnettedusinga/24mask.Howmanyusablenetworksandhostaddressescanbeobtainedfromthis?网络210.106.14.0使用/24掩码，可创建多少可用子网，每个子网有多少可用主机地址？A.1networkwith254hostsB.4networkswith128hostsC.2networkswith24hostsD.6networkswith64hostsE.8networkswith36hostsAnswer:AQUESTIONNO:21GiventhatyouhaveaclassBIPaddressnetworkrange,whichofthesubnetmasksbelowwillallowfor100subnetswith500usablehostaddressespersubnet?给你一个B类地址，以下那个子网掩码允许支持100个子网，每个子网内可容纳500台主机。A.255.255.0.0B.255.255.224.0C.255.255.254.0D.255.255.255.0E.255.255.255.224Answer:CQUESTIONNO:22Youhavea