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隶属试卷 题号 题干 难度系数/错误率
   2021年下半年
   网络管理员
   上午试卷 综合知识
第71题
选择题
In telecommunications, 5G is the(71)generation technology standard for broadband cellular networks.5G networks are(72)cellular networks,for which the service area is divided into small geographical cells.All 5C(73)devices in a cell are connected to the Internet and telephone network by radio waves.The main advantage of the new networks is that they will have greater bandwidth, giving higher d..

69%
   2020年下半年
   网络管理员
   上午试卷 综合知识
第41题
选择题
在 HTML 代码<a href="/boat.txt">轮船<a/>中,标记<a></a>用于定义(41)。

15%
   2018年下半年
   网络管理员
   上午试卷 综合知识
第71题
选择题
In multipoint networks , there are tree persistence methods when a station finds a channel busy.in the 1-persistent method,after the station finds the line idle,it sends its frame immediately.this method has the (71)chance of collision because two or more stations may find the line (72)and send their frames immediately. In the nonpersistent method , a station that has a frame to send (73)the..

68%
   2016年下半年
   网络管理员
   上午试卷 综合知识
第65题
选择题
在Windows的命令行窗口中键入命令
C:\> nslookup
set type= SOA
>202.30.192.2
这个命令序列的作用是查询(65)。

63%
   2015年下半年
   网络管理员
   上午试卷 综合知识
第71题
选择题
VPN connections allow users working at home or on the road to connect in a secure fashion to a (71) corporate server using the routing infrastructure provided by a public internetwork (such as the Internet). From the user's perspective, the VPN connection is a point-to-point connection between the user's computer and a corporate (72). The nature of the (73) internetwork is irrelevant to the ..

72%
   2014年下半年
   网络管理员
   上午试卷 综合知识
第65题
选择题
在Windows的命令行窗口中键入命令

C:\> nslookup
set type= SOA
>202.30.192.2

这个命令序列的作用是( )。

52%
   2013年上半年
   网络管理员
   上午试卷 综合知识
第71题
选择题
Traditional network layer packet forwarding relies on the information provided by network layer(71)protocols, or static routing, to make an independent(72)decision at each hop within the network. The forwarding(73)is based solely on the destination(74)IP address. All packets for the same destination follow the same path across the network if no other equal-cost paths exist. Whenever a router has t..

48%
   2012年上半年
   网络管理员
   上午试卷 综合知识
第71题
选择题
We have already covered the topic of network addresses. The first (71) in a block (in classes A, B, and C) defines the network address. In classes A, B, and C, if the hostid is all Is, the address is called a direct broadcast address. It is used by a (72) to send a packet to all hosts in a specific network. All hosts will accept a packet having this type of destination address. Note that this addr..

52%
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