6.OSI參考模型的最高層是(      )

A.應(yīng)用層                                                     B.會(huì)話層

C.網(wǎng)絡(luò)層                                                     D.物理層

7.B-ISDN的全稱是(      )

A.異步傳輸模式                                          B.寬帶綜合業(yè)務(wù)數(shù)字網(wǎng)

C.邏輯鏈路控制層                                       D.介質(zhì)訪問(wèn)控制層

8.用來(lái)處理傳輸內(nèi)容的設(shè)備稱為(      )

A.站                                                            B.結(jié)點(diǎn)

C.路由器                                                     D.傳輸介質(zhì)

9.網(wǎng)絡(luò)層以上的中繼系統(tǒng)是(      )

A.網(wǎng)橋                                                        B.路由器

C.轉(zhuǎn)發(fā)器                                                     D.網(wǎng)關(guān)

10.以下網(wǎng)絡(luò)操作系統(tǒng)中，由Novell公司開發(fā)的是(      )

A.Windows Server 2003                                B.VINES

C.NFS                                                         D.NetWare

11.在Windows Server 2003服務(wù)器中創(chuàng)建新的用戶賬號(hào)時(shí)，用戶名最多為(      )

A.20個(gè)字符                                                B.30個(gè)字符

C.128個(gè)字符                                               D.256個(gè)字符

12.Windows Server 2003 SP1中文版補(bǔ)丁包新增的SCW功能的中文全稱是(      )

A.訪問(wèn)權(quán)限控制                                          B.默認(rèn)帳戶設(shè)定

C.安全配置向?qū)?nbsp;                                         D.基于角色的服務(wù)配置

13.計(jì)算機(jī)網(wǎng)絡(luò)安全的內(nèi)容不包括(      )

A.保密性                                                     B.資源共享

C.安全協(xié)議的設(shè)計(jì)                                       D.接入控制

14.防火墻的體系結(jié)構(gòu)一般有(      )

A.對(duì)等和服務(wù)器兩種體系結(jié)構(gòu)

B.總線、環(huán)形和星型三種體系結(jié)構(gòu)

C.雙重宿主主機(jī)、被屏蔽主機(jī)和被屏蔽子網(wǎng)三種體系結(jié)構(gòu)

D.A類、B類和C類三種體系結(jié)構(gòu)

15.下列選項(xiàng)中，不屬于我國(guó)最大的4個(gè)擁有國(guó)際線路出口的公用互聯(lián)網(wǎng)絡(luò)的是(      )

A.CHINANET                                              B.ARPANET

C.CHINAGBN                                              D.CSTNET