●ISO定義了網(wǎng)絡(luò)管理的五大功能，包括：故障管理、安全管理、計(jì)費(fèi)管理、性能管理和__(46)__。SNMP是一個(gè)__(47)__的協(xié)議，其網(wǎng)絡(luò)管理模型由__(48)__三部分構(gòu)成。SNMP的命令有__(49)__和trap，其中trap操作用于__(50)__。

(46) A．網(wǎng)絡(luò)規(guī)劃 B．目錄管理 C．配置管理 D．拓?fù)涔芾?SPAN lang=EN-US>

(47) A．異步的請(qǐng)求/響應(yīng)和無(wú)連接

B. 同步的請(qǐng)求/響應(yīng)和五連接

C．異步的請(qǐng)求/響應(yīng)和面向連接

D．同步的請(qǐng)求/響應(yīng)和面向連接

(48) A．管理進(jìn)程、管理代理和管理信息庫(kù)

B．被管對(duì)象、管理代理和管理信息庫(kù)

C．管理進(jìn)程、被管對(duì)象和管理信息庫(kù)

D．管理進(jìn)程、管理代理和被管對(duì)象

(49) A．read、write B．get、set C．send、receive D．request、response

(50) A．管理代理查詢管理信息庫(kù)

B．管理代理向管理進(jìn)程報(bào)告異常事件

C．管理信息庫(kù)向管理代理報(bào)告異常信息

D．管理進(jìn)程向管理代理發(fā)送指令

●與Linux操作系統(tǒng)兼容性最好的__(51)__操作系統(tǒng)。Linux操作系統(tǒng)中默認(rèn)的超級(jí)用戶名是__(52)__。在Linux操作系統(tǒng)中安裝Apache Web服務(wù)器，默認(rèn)的WWW偵聽(tīng)端口是__(53)__；默認(rèn)的Web站點(diǎn)存放在__(54)__目錄中；默認(rèn)的最大并發(fā)用戶數(shù)為255。為了使ApacheWeb服務(wù)器的并發(fā)用戶數(shù)擴(kuò)大到1024，應(yīng)格"src/include/httpd.h"文件中的HEAD_SERVER_LIMIT參數(shù)配置為1024，并重新編譯Linux內(nèi)核，最后還應(yīng)將"httpd.conf"文件中的__(55)__參數(shù)配置為1024。

(51) A．NetWare B．Unix C．Windows D．OS/2

(52) A．boot B．root C．supervisor D．administrator

(53) A．21 B．23 C．80 D．81

(54) A．/etc/httpd B．/var/log/httpd C．/etc/home D．/home/httpd

(55) A．MaxClient B．ServerRoot C．ServerCapacity D．ClientCapacity

●在以太網(wǎng)的10Base-5標(biāo)準(zhǔn)中，粗同軸電纜的特性阻抗為__(56)__，物理層采用__(57)__編碼；100Base-TX采用的是__(58)__物理拓?fù)浣Y(jié)構(gòu)，傳輸介質(zhì)通常采用__(59)__類雙絞線；100Base-FX采用的傳輸介質(zhì)是__(60)__。

(56) A．50Ω B．75Ω C．100Ω D．150Ω

(57) A．4B/5B B．8B/6T C．Manchester D．差分Manchester

(58) A．環(huán)型 B．星型 C. 總線型 D．網(wǎng)狀

(59) A．3  B．4  C．5 D．8

(60) A．屏蔽雙絞線 B．光纖 C．非屏蔽雙絞線 D．同軸電纜

●在Internet中，IP地址168.147.52.38屬于__(61)__地址，該地址的二進(jìn)制表示是__(62)__。如果IP地址為127.0.0.1，那么它通常表示__(63)__。從IP地址空間劃分來(lái)看，B類地址最多可包含__(64)__個(gè)子網(wǎng)，每個(gè)B類網(wǎng)絡(luò)最多可包含__(65)__個(gè)主機(jī)地址。

(61) A．A類 B．B類 C．C類 D．D類

(62) A．10011000.10010011.00110100.00100110

B．10101000.10010100.00110100.00100110

C．10101000.10010011.00110100.00100110

D．10101000.10010011.00110110.00100110

(63) A．實(shí)現(xiàn)本機(jī)回送功能的地址 B．A類廣播地址

C．無(wú)效地址 D．B類廣播地址

(64) A. 2¹⁴-2 B. 2¹⁴-1 C. 2¹⁴ D. 2¹⁶

(65) A. 2¹⁴-2 B. 2¹⁴ C. 2¹⁶-2 D. 2¹⁶

●For each blank, choose the best answer from the four choices and write down on the answer sheet.

__(66)__ is a channel's capacity which directly reflects the data transfer rate of the channel.

__(67)__ functions in a NetWare network which is used to define addressing schemes.

__(68)__ is a network layer device that supports multiple LAN interfaces and segments LANs into smaller collision and broadcast domains.

__(69)__is the popular LAN developed under the direction of the IEEE802.3.

__(70)__is a device which enables digital microcomputers to communicate across analog telephone lines.

(66) A. The volume B. The bandwidth

     C. The noise D. The delay
 

(67) A. NetBEUI B. IP C. IPX D. NCP

(68) A. The repeater B. The hub C. The bridge D. The router

(69) A. Token Ring B. Token Bus C. Ethernet D. FDDI

(70) A. The repeater B. The modem

     C. The hub D. The printer

●In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

Communicating via e-mail is by far the most common Intemet activity. You can __(71)__ with anyone in the world who has an Intemet address or e-mail __(72)__ with a system connection to the Internet. All you need is __ (73)__ the Internet and an e-mail program. Two of the most widely used e-mail programs are Microsoft's (74) _ and Netscape's Navigator. A typical e-mail message has three basic __(75)__ : header, message, and signature.

(71) A. connect B. exchange C. communicate D. game

(72) A. account B. No. C. user D. administrator

(73) A. attach with B. grasp C. possess D. access to

(74) A. Yahoo B. Explorer C. Foxmail D. Outlook Express

(75) A. packets B. elements C. frames D. cells

答案

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