[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f_G-SAkUzdctLoYt457vUVQnswPuBB844xnEU8yT5bY0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2024-01-05 10:11:21",127312861,[8,9,10,11],"C. 110","A. 000","B. 101","D. 111",{"courseId":13,"courseImg":14,"courseName":15},"d9c7720f91929834d6088bd3cd4d23af","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb5167f1c82bd5e63aa865f2383d53420.jpg","计算机网络-石家庄学院","站点A、B、C通过CDMA共享链路,A、B、C的码片序列(chipping sequence)分别是(1,1,1,1)、(1,-1,1,-1)和(1,1,-1,-1),若C从链路上收到的序列是(2,0,2,0,0,-2,0,-2,0,2,0,2),则C收到A发送的数据是()",[18,29,38,47,56,65,74,83,92,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],127312846,[22,23,24,25],"B.仅Ⅱ","C.仅Ⅲ","A.仅Ⅰ","D.Ⅰ、Ⅱ和Ⅲ","下图描述的协议要素是( ) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc9f24cfb1e48fcc44f1b2b43ddadbe59.png\"> Ⅰ. 语法 Ⅱ. 语义 Ⅲ. 时序","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],127312848,[33,34,35,36],"D. 80.24ms","C. 80.16ms","B. 80.08ms","A. 80ms","在下图所示的采用&quot;存储-转发&quot;方式分组的交换网络中,所有链路的数据传输速度为100Mbps,分组大小为1000B,其中分组头大小20B,若主机H1向主机H2发送一个大小为980000B的文件,则在不考虑分组拆装时间和传播延迟的情况下,从H1发送到H2接收完为止,需要的时间至少是() \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1bb8d21ea96855fa130a660e9aa93e3d.png\">",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],127312850,[42,43,44,45],"D.信号电平","C.物理地址","B.引脚功能","A.接口形状","下列选项中,不属于物理层接口规范定义范畴的是()",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":27,"type":28},[],127312852,[51,52,53,54],"B. 1200波特","A. 600波特","D. 9600波特","C. 4800波特","若某通信链路的数据传输速率为2400bps,采用4相位调制,则该链路的波特率是()",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":27,"type":28},[],127312854,[60,61,62,63],"D.数据表示转换","A.差错控制","B.路由选择","C.会话管理","OSI参考模型的第5层(自下而上) 完成的主要功能是( )",{"answer":66,"createTime":5,"id":67,"options":68,"question":73,"source":27,"type":28},[],127312856,[69,70,71,72],"B. 功能特性","C. 过程特性","A. 机械特性","D. 电气特性","在物理层接口特性中,用于描述完成每种功能的事件发生顺序的是()",{"answer":75,"createTime":5,"id":76,"options":77,"question":82,"source":27,"type":28},[],127312858,[78,79,80,81],"D.每一层必须完成的功能","B.每一层使用的协议","A.网络的层次","C.协议的内部实现细节","下列选项中,不属于网络体系结构中所描述的内容是",{"answer":84,"createTime":5,"id":85,"options":86,"question":91,"source":27,"type":28},[],127312860,[87,88,89,90],"扩展网络、放大信号","增大网络吞吐量","提高网络传输速率","增加网络带宽","集线器的主要功能是()",{"answer":93,"createTime":5,"id":6,"options":94,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],127312862,[99,100,101,102],"A. 应用层","C. 传输层","D. 网络层","B. 表示层","在OSI参考模型中,直接为会话层提供服务的是()"]