[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fXl3tviXxrRfErNreMG_97BQfr1ybFo9KQ_qWD3OriPg":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-21 23:42:37",258504504,[8,9,10,11],"32,48","128,192","64,96","16,24",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},15,"df802a454f51816b6a82faee48b741fe","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F25b30343053994e8940089572d36015b.jpg","计算机网络","work_48868757","网络层-副本","图中的文字如下:1 构成IPv4地址的比特数量和构成以太网MAC地址的比特数量分别是",[21,32,41,50,59,62,72,81,90,99],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],258504500,[25,26,27,28],"$2^{7}+2$","$2^{7}-1$","$2^{7}+1$","$2^{7}-2$","在IPv4地址的分类编址阶段,A类网的数量为","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],258504501,[36,37,38,39],"166.66.255.255","166.66.127.255","166.255.255.255","166.66.66.255","某主机的IP地址是166.66.66.6,子网掩码为255.255.192.0,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":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],258504502,[45,46,47,48],"172.0.255.255","172.16.0.255","172.255.255.255","172.16.255.255","已知某个网络地址为172.16.0.0,使用子网掩码255.255.224.0对其进行子网划分,则所 划分出的最后一个子网的广播地址是",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],258504503,[54,55,56,57],"16","8","4","2","已知某个网络的地址为192.168.0.0,使用子网掩码255.255.255.128对其进行子网划分,可划分出的子网数量为",{"answer":60,"createTime":5,"id":6,"options":61,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":63,"createTime":64,"id":65,"options":66,"question":71,"source":30,"type":31},[],"2025-12-16 15:26:22",258504505,[67,68,69,70],"192.0.0.255","126.255.255.255","196.2.3.8","191.255.255.252","以下属于C类IPv4地址,但又不能分配给主机的的是",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":30,"type":31},[],258504506,[76,77,78,79],"$2^{16}$","$2^{8}-2$","$2^{8}$","$2^{16}-2$","在IPv4地址的分类编址阶段,每个C类网可分配给主机或路由器接口的IP地址数量为",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":30,"type":31},[],258504507,[85,86,87,88],"2^14","2^10","2^14-2","2^10 - 2","已知某个网络地址为10.0.0.0,使用子网掩码255.255.195.0对其进行子网划分,则每个子网包含的地址数量为",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":30,"type":31},[],258504508,[94,95,96,97],"192.168.1.128","192.168.1.254","192.168.1.127","192.168.1.255","已知某个网络地址为192.168.1.0,使用子网掩码255.255.255.128对其进行子网划分,则 所划分出的第一个子网的广播地址是",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":30,"type":31},[],258504509,[103,104,105,106],"分类编址","划分子网","无分类编址","路由选择","2 IPv4编址方法的三个历史阶段不包含"]