计算机软考《网络管理员》练习题及答案(4)

计算机软考《网络管理员》练习题及答案(4)

●网络管理基本模型由网络管理者、网管代理和管理信息库等要素组成，下面选项中属于网络管理者的操作是() 。

()A.发送Trap消息 B.发送Get/Set命令

C.接收Get/Set操作

D.维护MIB

答案：B

●下面安全协议中，用于安全电子邮件的是() 。

()A.PGP B. SET C.SSL D.TLS

答案：A

●计算机感染特洛伊木马后的典型现象是() 。

()A.程序异常退出 B.有未知程序试图建立网络连接

C.邮箱被垃圾邮件填满

D.Windows系统黑屏

答案：B

● Linux操作系统中硬件设备的配置文件在() 目录下。

()A./home B./dev C./etc D./usr

答案：B

● Linux操作系统中，可使用() 命令给其他在线用户发消息。

()A. less B.hello C.write D.echo to

答案：C

●在Windows操作系统中，采用() 命令不能显示本机网关地址。

()A.tracert B.ipconfig C. nslookup D.arp

答案：C

●客户端软件与POP3服务器建立() 连接来() 。

()A.TCP B.UDP C.PHP D.IP

()A.接收邮件 B.发送文件 C.浏览网页 D.QQ聊天

答案：()A、()A

●可在Windows“运行”窗口中键入() 命令来运行Microsoft 管理控制台。

()A.CMD B. MMC C.AUTOEXE D.TTY

答案：B

● An internet is a combination of networks connected by (1) . When a da tagram goes from a source to a (2) , it will probably pass many (3) unti l it reaches the router attached to the destination network. A router receives a (4) from a network and passes it to another network. A router is usually a ttached to several networks. When it receives a packet, to which network should it pass the packet? The decision is based on optimization: Which of the availa ble (5) is the optimum pathway?

(1)A.modems B.routers C.switches https://www.wendangku.net/doc/f511147322.html,puters

(2)https://www.wendangku.net/doc/f511147322.html,er B.host C.city D.destination

(3)A.destinations B.routers C.packets https://www.wendangku.net/doc/f511147322.html,puters

(4)A.destination B.resource C.packet D.source

(5)A.pathways B.routers C.diagrams D.calls

答案：(1)B、(2)D、(3)B、(4)C、(5)A