[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fr-JeD0IgC3U4BpiGLN_nbiR3qMU4ExCg4t4fZdGhKCY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-06-17 23:23:39",152644227,[8,9,10,11],"帧","IP数据报","脉冲信号","UDP数据报",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},80,"a9a2861034481896e61da034d702f581","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb25009a38f96b518a10ef5e1a33527b0.jpg","2023-2024-2计算机网络","exam_126230601","第四章课前小测","路由器进行间接交付的对象是",[21,33,42,51,60,63,72,81,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-06-17 23:23:38",152644209,[26,27,28,29],"192.168.31.0\u002F25","192.168.31.128\u002F26","192.168.31.128\u002F25","192.168.31.0\u002F26","某企业分配给产品部的IP地址块为192.168.31.192\u002F26,分配给市场部的IP地址块为192.168.31.160\u002F27,分配给财务部的IP地址块为192.168.31.128\u002F27,那么这三个地址块经过聚合后的地址为( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],152644212,[37,38,39,40],"1024","512","8","16","RIP规定,( )跳为一条不可达路径",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],152644216,[46,47,48,49],"2和3","1和2","3和4","1和4","下列协议中属于网络层协议的是( ). 1. IP 2. TCP 3. FTP 4. ICMP",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":31,"type":32},[],152644223,[55,56,57,58],"255.255.255.248","255.255.255.224","255.255.255.192","255.255.255.240","现有一个C类网络需要进一步划分为10个子网,分配原则是希望每个子网尽可能多地容纳主机,需要将子网掩码设为什么",{"answer":61,"createTime":5,"id":6,"options":62,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":31,"type":32},[],152644231,[67,68,69,70],"通常的路由器可以支持多种网络层协议,并提供不同协议之间的分组转换","路由器不但能够根据IP地址进行转发,而且可以根据物理地址进行转发","路由器处理的信息量比交换机少,因而转发速度比交换机快","对于同一目标,路由器只提供延迟最小的最佳路由","关于路由器,下列说法中正确的是()",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":31,"type":32},[],152644235,[76,77,78,79],"172. 16.7.129","172. 16.7. 252","172. 16.7.255","172. 16.7. 191","某端口的IP地址为172.16.7.131\u002F26,则该IP地址所在网络的广播地址是( )",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":31,"type":32},[],152644236,[85,86,87,88],"源主机不知道IP分组到达目的主机需要经过的完整路径,而中间路由器知道","源主机和中间路由器都不知道IP分组到达目的主机需要经过的完整路径","源主机和中间路由器都知道IP分组到达目的主机需要经过的完整路径","源主机知道IP分组到达目的主机需要经过的完整路径,而中间路由器不知道","在因特网中,IP分组的传输需要经过源主机和中间路由器到达目的主机,通常()",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":31,"type":32},[],152644241,[94,95,96,97],"RARP","ARP","ICMP","IGMP","为了使互联网中的路由器报告差错或提供有关意外情况的信息,在TCP\u002FIP中设计了一个特 殊用途的报文机制,称为()",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":31,"type":32},[],152644247,[103,104,105,106],"6","5","11","10","主机A发送口数据报给主机B,途中经过了5个路由器,请问在此过程中总共使用了() 次ARP协议"]