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网络工程师每日一练试题(2021/11/6)

2021年11月07日来源:信管网 作者:cnitpm

网络工程师当天每日一练试题地址:www.cnitpm.com/exam/ExamDay.aspx?t1=8

往期网络工程师每日一练试题汇总:www.cnitpm.com/class/27/e8_1.html

网络工程师每日一练试题(2021/11/6)在线测试:www.cnitpm.com/exam/ExamDay.aspx?t1=8&day=2021/11/6

点击查看:更多网络工程师习题与指导

网络工程师每日一练试题内容(2021/11/6)

试题1

在Linux操作系统中,存放有主机名及对应IP地址的文件是  ( )  。
A、/etc/hostname
B、/etc/hosts
C、/etc/resolv.conf
D、/etc/networks

试题解析与讨论:www.cnitpm.com/st/88943062.html
试题参考答案:B

试题2

某报文的长度是1000字节,利用MD5计算出来的报文摘要长度是(1)位,利用SHA计算出来的报文长度是(2)位
(1)A.64
B.128
C.256
D.160
(2)A.64
B.128
C.256
D.160

试题解析与讨论:www.cnitpm.com/st/2336423359.html
试题参考答案:B、D

试题3: 下面哪个不是Internet网络管理协议( )
A.SNMPv1
B.SNMPv2
C.SNMPv3
D.SNMPv4
试题解析与讨论:www.cnitpm.com/st/316247418.html
试题参考答案:D

试题4:  关于IPSec协议的描述中,正确的是(  )。
A.ESP不提供秘密性
B.ESP比AH更简单
C.ESP提供源主机身份认证
D.IPSec在传输层提供服务
试题解析与讨论:www.cnitpm.com/st/3151221655.html
试题参考答案:C

试题5: 关于博客的描述中,错误的是( )
A.似文章的形式实现信息发布
B.在技术上属于网络共享空间
C.在形式于属于网络个人出版
D.内容只能包含文字与图片
试题解析与讨论:www.cnitpm.com/st/316607788.html
试题参考答案:D

试题6: 支持IP多播通信的协议是( )

A.ICMP
B.IGMP
C.RIP
D.OSP
试题解析与讨论:www.cnitpm.com/st/3171112429.html
试题参考答案:B

试题7: A transport layer protocol usually has several responsibilities .One is to create a process-to-process communication;UDP uses (1)numbers to accomplish this.Another Responsibility is to provide control mechanisms at the  transpt level.UDP does this task at a very minimal level.There is no flow control mechanism and there Is no(2) for received packet. UDP,however ,does provide error control to some extent.If UDP detects an error in the received packet,it will silently drop it.The transport layer also provides a connection mechanism for the processes.The(3)must be able to send streams of data to the transport layer.It is the responsibility of the transport layer at (4)station to make the connection with the receiver.chop the stream into transportable units,number them,and send them one by one.It is the responsibility of th transorort layer at the receiving end to wait until all the different units  belong to th same process have arrived,check and pass those that are(5) free ,and deliver them to the receiving process as a stream.

(1)A. hop   
B. port    
C. route  
D.packet
(2)A. connection   
B. window   
C. acknowledgement  
D.destination
(3)A. jobs   
B. processes   
C. proarams   
D.users
(4)A. sending   
B. routing    
C. switching  
D.receiving
(5)A. call   
B. state    
C. cost  
D.error

试题解析与讨论:www.cnitpm.com/st/233861520.html
试题参考答案:B、C、B、A、D

试题8

IPv6的链路本地地址是在地址前缀1111 1110 10之后附加(18)形成的。
A.IPv4地址
B.MAC地址  
C.主机名
D.随机产生的字符串  

试题解析与讨论:www.cnitpm.com/st/2880011041.html
试题参考答案:B

试题9

网络配置如下图所示,为路由器Router1配置访问网络1和网络2的命令是(1 )。路由配置完成后,在Router1的(2 )可以查看路由,查看路由采用的命令是(3 )。

( 1)A.iproute192.168.2.0255.255.255.0192.168.1.1
B.iproute192.168.2.0255.255.255.128192.168.1.2
C.iproute192.168.1.0255.255.255.0192.168.1.1

D.iproute192.168.2.128255.255.255.128192.168.1.2
( 2)A.仅Router1#模式下
B.Router1>和Router1#模式下
C.Router1(conf)#模式下
D.Router1(conf-if)#模式下
( 3)A.config/all
B.routedisplay
C.showiproute
D.showroute

试题解析与讨论:www.cnitpm.com/st/1304387.html
试题参考答案:A、B、C

试题10: 下面描述中,不属于链路状态协议特点的是( )。
A.提供了整个网络的拓扑视图
B.计算到达的各个目标最短通路
C.邻居之间互相交换路由表
D.具有事件触发的路由更新功能
试题解析与讨论:www.cnitpm.com/st/1303717527.html
试题参考答案:C

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