●ISO定義了網絡管理的五大功能,包括:故障管理、安全管理、計費管理、性能管理和__(46)__。SNMP是一個__(47)__的協議,其網絡管理模型由__(48)__三部分構成。SNMP的命令有__(49)__和trap,其中trap操作用于__(50)__。
(46) A.網絡規劃 B.目錄管理 C.配置管理 D.拓撲管理
(47) A.異步的請求/響應和無連接
B. 同步的請求/響應和五連接
C.異步的請求/響應和面向連接
D.同步的請求/響應和面向連接
(48) A.管理進程、管理代理和管理信息庫
B.被管對象、管理代理和管理信息庫
C.管理進程、被管對象和管理信息庫
D.管理進程、管理代理和被管對象
(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
B.管理代理向管理進程報告異常事件
C.管理信息庫向管理代理報告異常信息
D.管理進程向管理代理發送指令
●與Linux操作系統兼容性最好的__(51)__操作系統。Linux操作系統中默認的超級用戶名是__(52)__。在Linux操作系統中安裝Apache Web服務器,默認的WWW偵聽端口是__(53)__;默認的Web站點存放在__(54)__目錄中;默認的最大并發用戶數為255。為了使ApacheWeb服務器的并發用戶數擴大到1024,應格"src/include/httpd.h"文件中的HEAD_SERVER_LIMIT參數配置為1024,并重新編譯Linux內核,最后還應將"httpd.conf"文件中的__(55)__參數配置為1024。
(51) A.NetWare B.Unix C.Windows D.OS/2
(52) A.boot B.root C.supervisor D.administrator
(53) A.21 B.
(54) A./etc/httpd B./var/log/httpd C./etc/home D./home/httpd
(55) A.MaxClient B.ServerRoot C.ServerCapacity D.ClientCapacity
●在以太網的10Base-5標準中,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)__物理拓撲結構,傳輸介質通常采用__(59)__類雙絞線;100Base-FX采用的傳輸介質是__(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.環型 B.星型 C. 總線型 D.網狀
(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地址空間劃分來看,B類地址最多可包含__(64)__個子網,每個B類網絡最多可包含__(65)__個主機地址。
(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.實現本機回送功能的地址 B.A類廣播地址
C.無效地址 D.B類廣播地址
(64) A. 214-2 B. 214
(65) A. 214-2 B.
●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
(1) B (16) B (31) B (46) C (61) B (2) C (17) A (32) B (47) A (62) C (3) D (18) D (33) A (48) A (63) A (4) C (19) C (34) C (49) B (64) A (5) A (20) A (35) D (50) B (65) C (6) B (21) D (36) C (51) B (66) B (7) C (22) B (37) B (52) B (67) C (8) D (23) A (38) C (53) C (68) D (9) C (24) D (39) D (54) D (69) C (10) D (25) C (40) A (55) A (70) B (11) C (26) B (41) B (56) A (71) C (12) D (27) B (42) C (57) C (72) A (13) A (28) D (43) A (58) B (73) D (14) B (29) A (44) B (59) C (74) D (15) A (30) C (45) D (60) B (75) B
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