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網(wǎng)絡(luò)工程師每日一練試題內(nèi)容（2021/11/6）

試題1：

在Linux操作系統(tǒng)中，存放有主機(jī)名及對應(yīng)IP地址的文件是  （ ）  。
A、/etc/hostname
B、/etc/hosts
C、/etc/resolv.conf
D、/etc/networks

試題解析與討論：m.xiexiliangjiufa.com/st/88943062.html
試題參考答案：B

試題2：

某報文的長度是1000字節(jié)，利用MD5計(jì)算出來的報文摘要長度是（1）位，利用SHA計(jì)算出來的報文長度是（2）位
（1）A.64
B.128
C.256
D.160
（2）A.64
B.128
C.256
D.160

試題解析與討論：m.xiexiliangjiufa.com/st/2336423359.html
試題參考答案：B、D

試題3： 下面哪個不是Internet網(wǎng)絡(luò)管理協(xié)議（?。?br />A.SNMPv1
B.SNMPv2
C.SNMPv3
D.SNMPv4
試題解析與討論：m.xiexiliangjiufa.com/st/316247418.html
試題參考答案：D

試題4：  關(guān)于IPSec協(xié)議的描述中，正確的是（　?。?br />A.ESP不提供秘密性
B.ESP比AH更簡單
C.ESP提供源主機(jī)身份認(rèn)證
D.IPSec在傳輸層提供服務(wù)
試題解析與討論：m.xiexiliangjiufa.com/st/3151221655.html
試題參考答案：C

試題5： 關(guān)于博客的描述中，錯誤的是（　）
A.似文章的形式實(shí)現(xiàn)信息發(fā)布
B.在技術(shù)上屬于網(wǎng)絡(luò)共享空間
C.在形式于屬于網(wǎng)絡(luò)個人出版
D.內(nèi)容只能包含文字與圖片
試題解析與討論：m.xiexiliangjiufa.com/st/316607788.html
試題參考答案：D

試題6： 支持IP多播通信的協(xié)議是（?。?br />
A.ICMP
B.IGMP
C.RIP
D.OSP
試題解析與討論：m.xiexiliangjiufa.com/st/3171112429.html
試題參考答案：B

試題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

試題解析與討論：m.xiexiliangjiufa.com/st/233861520.html
試題參考答案：B、C、B、A、D

試題8：

IPv6的鏈路本地地址是在地址前綴1111 1110 10之后附加（18）形成的。
A．IPv4地址
B.MAC地址  
C．主機(jī)名
D．隨機(jī)產(chǎn)生的字符串  

試題解析與討論：m.xiexiliangjiufa.com/st/2880011041.html
試題參考答案：B

試題9：

網(wǎng)絡(luò)配置如下圖所示，為路由器Router1配置訪問網(wǎng)絡(luò)1和網(wǎng)絡(luò)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.僅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

試題解析與討論：m.xiexiliangjiufa.com/st/1304387.html
試題參考答案：A、B、C

試題10： 下面描述中，不屬于鏈路狀態(tài)協(xié)議特點(diǎn)的是（ ）。
A.提供了整個網(wǎng)絡(luò)的拓?fù)湟晥D
B.計(jì)算到達(dá)的各個目標(biāo)最短通路
C.鄰居之間互相交換路由表
D.具有事件觸發(fā)的路由更新功能
試題解析與討論：m.xiexiliangjiufa.com/st/1303717527.html
試題參考答案：C