[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$flaMVGNTWDoXK4Ku46zBcRjHFE4Z6xE0kNHuAupPXnZ0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2025-12-25 20:11:54",286487940,[8,9,10,11],"163.37.156.0","163.37.160.0","163.37.144.0","163.37.192.0",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","一台主机的IP地址为163.37.156.5,子网掩码为255.255.240.0,则该主机所在的网络地址是( )",[18,29,38,47,56,65,74,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],286487934,[22,23,24,25],"A类","B类","C类","D类","190.188.192.100属于( )IP地址","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],286487935,[33,34,35,36],"32","48","64","128","IPV6地址长度( )位",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],286487936,[42,43,44,45],"主机部分","网络部分","主机个数","无意义","子网掩码中"1"代表( )",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],286487937,[51,52,53,54],"172. 16. 128. 0","172. 16. 163. 0","172. 16. 192. 0","172. 16. 160. 0","主机的IP地址为172. 16. 163. 213,子网掩码为255. 255. 224. 0,则主机所在子网是( )",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":27,"type":28},[],286487938,[60,61,62,63],"25.3.241.5","172.16.32.8","202.43.32.170","128.26.43.12","IP地址( )属于专用地址",{"answer":66,"createTime":5,"id":67,"options":68,"question":73,"source":27,"type":28},[],286487939,[69,70,71,72],"127.128.23.38","156.132.45.56","223.45.79.65","191.130.78.69","IP地址( )属于C类地址",{"answer":75,"createTime":5,"id":6,"options":76,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],286487941,[81,82,83,84],"180.80.76.0","180.80.76.255","180.80.77.255","180.80.79.255","某主机的IP 地址为180.80.77.55,子网掩码为255.255.252.0.若该主机向其所在子网发送广播分组,则目的地址可以是( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],286487942,[90,91,92,93],"255.0.0.0","255.255.0.0","255.255.255.0","255.255.255.255","IPv4地址中,B类地址的默认子网掩码是( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],286487943,[99,100,101,102],"96.0.0.0","176.0.0.0","255.128.0.0","127.192.0.0","下列子网掩码中( )是推荐使用的"]