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2011年3月全国计算机四级网络工程师考试真题及答案.doc
2011 年 3 月全国计算机四级网络工程师考试真题及答案
一、选择题（每小题 1 分，共 40 分）
下列各题 A）、B）、C）、D）四个选项中，只有一个选项是正确的，请将正确的选项涂写在答
题卡相应位置上，答在试卷上不得分。
(1) 按照 ITU 标准，传输速率为 155.520Mbps 的标准是
A）OC-3
B）OC-12
C)OC-48
D)OC-192
(2) 下列关于 RPR 技术的描述中，错误的是
A)RPR 能够在 50ms 内隔离出现故障的节点和光纤段
B)RPR 环中每一个节点都执行 SRP 公平算法
C)两个 RPR 节点之间的裸光纤最大长度为 100 公里
D)RPR 用频分复用的方法传输 IP 分组
(3) 以下关于 IEEE802.16 协议的描述中，错误的是
A)802.16 主要用于解决城市地区范围内的宽带无线接入问题
B)802.16a 用于移动结点接入
C)802.16d 用于固定结点接入
D)802.16e 用于固定或移动结点接入
(4) 下列关于 xDSL 技术的描述中，错误的是
A)xDSL 技术按上行与下行速率分为速率对称与非对称两类
B)ADSL 技术在现有用户电话线上同时支持电话业务和数字业务
C)ADSL 上行传输速率最大可以达到 8Mbps
D)HDSL 上行传输速率为 1.544Mbps
(5) 下列关于服务器技术的描述中，错误的是
A)对称多处理技术可以在多 CPU 结构的服务器中均衡负载
B)集群系统中一台主机出现故障时不会影响系统的整体性能
C)采用 RISC 结构处理器的服务器通常不采用 Windows 操作系统
D)采用 RAID 技术可提高磁盘容错能力
(6) 一台交换机具有 48 个 10/100Mbps 端口和 2 个 1000Mbps 端口，如果所有端口都工作在
全双工状态，那么交换机总带宽应为
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
A) 8.8Gbps
B) 12.8Gbps
C) 13.6Gbps
D) 24.8Gbps
(7) 服务器系统年停机时间为 8.5 小时，系统可用性可以达到
A)99%
B)99.9%
C)99.99%
D)99.999%
(8)
IP 地址块 211.64.0.0/11 的子网掩码可写为
A) 255.192.0.0
B) 255.224.0.0
C) 255.240.0.0
D) 255.248.0.0
(9) 某企业产品部的 IP 地址块为 211.168.15.192/26，市场部的为 211.168.15.160/27，
财务部的为 211.168.15.128/27，这三个地址块经聚合后的地址为
A)211.168.15.0/25
B)211.168.15.0/26
C)211.168.15.128/25
D)211.168.15.128
/26
(10) IP 地址块 59.67.79.128/28、59.67.79.144/28 和 59.67.79.160/27 经聚合后可用地
址数为
A)62
B)64
C)126
D)128
(11) 下列对 IPv6 地址 FF23:0:0:0:0510:0:0:9C5B 的简化表示中，错误的是
A)FF23::0510:0:0:9C5B
B)FF23:0:0:0:0510::9C5B
C)FF23:0:0:0:051::9C5B
D)FF23::510:0:0:9C5B
(12) 将专用 IP 地址转换为公用 IP 地址的技术是
A)ARP
B)DHCP
C)UTM
D)NAT
(13)
R1、R2 是一个自治系统中采用 RIP 路由协议的两个相邻路由器，R1 的路由表如图 a
所示，当 R1 收到 R2 发送的如图 b 的（V，D）报文后，R1 更新的路由表项中距离值从上到
下依次为 0、4、4、3
目的网络
距离 路由
10.0.0.0
20.0.0.0
30.0.0.0
40.0.0.0
0
5
4
3
直接
R2
R3
R4
图 a
目的网络 距离
10.0.0.0
20.0.0.0
30.0.0.0
1
2
3
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
40.0.0.0
4
那么，
可能的取值依次为
A)0、5、4、3
B)1、3、4、3
C)2、3、4、1
D)3、4、3、3
(14)不同 AS 之间使用的路由协议是
A)BGP-4B)ISISC)OSPFD)RIP
(15)下列关于局域网设备描述中，错误的是
A)中继器工作在 MAC 层
B)连接到一个集线器的所有结点共享一个冲突域
C)交换机在源端口与目的端口间建立虚连接
D)网桥的主要性能指标包括帧转发速率和帆过滤速率
(16)下列关于综合布线系统的描述中，错误的是
A)STP 比 UTP 的抗电磁干扰能力强
B)管理子系统提供与其他子系统连接的手段
C)对于建筑群子系统说，架空布线是最理想的方式
D)对高速率终端用户可直接铺设光纤到桌面
(17)下列对交换机的描述中,错误的是
A)交换机根据接收数据包括中的 IP 地址过滤和转发数据
B)交换机可将多台数据终端设备连接在一起，构成星状结构的网络
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
C)交换机有存储转发快速转发和碎片丢弃三种交换模式
D)交换机允许多对站点进行并发通信
(18)下列中交换机同属一个 VTP 域。除交换机 B 外，所有交换机的 VLAN 配置都与交换机 A
相同。交换机 A 和 B 的 VTP 工作模式的正确配置是
A) set vtp mode transparent 和 set vtp mode server
B) set vtp mode server 和 set vtp mode transparent
C) set vtp mode server 和 set vtp mode client
D) set vtp mode server 和 set vtp mode server
(19) 在 Cisco Catalyst 3548 以太网交换机上建立一个名为 lib105 的 VLAN，正确的配
置是
A） Switch-3548#vlan 1 name lib 105
Switch-3548#exit
B)
Switch-3548(vlan)#vlan 1 name lib 105
Switch-3548(vlan)#exit
C)
Switch-3548(vlan)#vlan 1000 name lib 105
Switch3548(vlan)#exit
D)
Switch-3548(vlan)#vlan 1002 name lib 105
Switch-3548(vlan)#exit
(20) 将 Catalyst 6500 交换机的设备管理地址设置为 203.29.166.9/24,缺省网关的 IP 地
址为 203.29.166.1，正确的配置语句是
A)set interface vlan1 203.29.166.9 0.0.0.255 203.29.166.1
B)set interface vlan1 203.29.166.9 255.255.255.0 203.29.166.1
C)set interface sc0 203.29.166.9 0.0.0.255 203.29.166.1
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
D)set interface sc0 203.29.166.9 255.255.255.0 203.29.166.1
21) 封禁 ICMP 协议，只转发 212.78.170.166/27 所在子网的所有站点的 ICMP 数据包，正
确的 access-list 配置是
A） Router(config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 any
Router(config)#access-list 110 deny icmp any any
Router(config)#access-list 110 permit ip any any
B） Router(config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 any
Router(config)#access-list 110 permit ip any any
Router(config)#access-list 110 deny icmp any any
C） Router(config)#access-list 110 perimt icmp 212.78.170.0 0.0.0.255 any
Router(config)#access-list 110 deny icmp any any
Router(config)#access-list 110 permit ip any any
D） Router(config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 any
Router(config)#access-list 110 deny icmp any any
Router(config)#access-list 110 permit ip any any
(22) Cisco 路由器执行 show access-list 命令显示如下一组控制列表信息
Standard IP access list 30
deny
deny
127.0.0.0,wildcard bits 0.255.255.255
172.16.0.0,wildcard bits 0.15.255.255
permit any
根据上述信息，正确的 access-list 配置是
A） Router(config)#access-list 30 deny 127.0.0.0 255.255.255.0
Router(config)#access-list 30 deny 172.16.0.0 255.240.0.0
Router(config)#access-list 30 permit any
B） Router(config-std-nacl)#access-list 30 deny 127.0.0.0 0.255.255.255
Router(config-std-nacl)#access-list 30 deny 172.16.0.0 0.15.255.255
Router(config-std-nacl)#access-list 30 permit any
C） Router(config)#access-list 30 deny 127.0.0.0 0.255.255.255
Router(config)#access-list 30 deny 172.16.0.0 0.15.255.255
Router(config)#access-list 30 permit any
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
D） Router(config)#access-list 30 deny 127.0.0.0 0.255.255.255
Router(config)#access-list 30 permit any
Router(config)#access-list 30 deny 172.16.0.0 0.15.255.255
(23) 通过拨号远程配置 Cisco 路由器时，应使用的接口是
A）AUX
VTY
B）Console
C）Ethernet
D）
(24) 在 Cisco 路 由 器 上 配 置 RIP v1 路 由 协 议 ， 参 与 RIP 路 由 的 网 络 地 址 有
193.22.56.0/26、193.22.56.64/26、193.22.56.128/26 和 193.22.56.192/26，正确的配置
命令是
A）Router(config)# network 193.22.56.0 0.0.0.255
B）Router(config-router)# network 193.22.56.0 255.255.255.0
C）Router(config)# network 193.22.56.0
D）Router(config-router)# network 193.22.56.0
(25) 下列关于蓝牙技术的描述中，错误的是
A）工作频段在 2.402GHz~2.480GHz
B）非对称连接的异步信道速率是 433.9kbps/57.6kbps
C）同步信道速率是 64 kbps
D）扩展覆盖范围是 100 米
(26) 下列关于 IEEE802.11b 协议的描述中，错误的是
A）采用 CSMA/CA 介质访问控制方法
B）允许无线节点之间采用对等通信方式
C）室内环境通信距离最远为 100 米
D）最大传输速率可以达到 54Mbps
(27) 下列关于 Cisco Aironet1100 进入快速配置步骤的描述中，错误的是
A）使用 5 类无屏蔽双绞线将 PC 机和无线接入点连接起来
B）接入点加电后，确认 PC 机获得了 10.0.0.x 网段的地址
C）打开 PC 机浏览器，并在浏览器的地址栏输入接入点的默认 IP 地址 10.0.0.254
D）输入密码进入接入点汇总状态页面，并点击“Express Setup”进入快速配置页面
(28) 下列关于 Windows2003 系统下 DNS 服务器参数的描述中，错误的是
A）安装 DNS 服务时，根服务器被自动加入到系统中
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
B）反向查找区域用于将 IP 地址解析为域名
C）主机记录的 TTL 是该记录被查询后放到缓存中的持续时间
D）转发器用于将外部域名的查询转发给内部 DNS 服务器
(29) 下列关于 Windows2003 系统下 DHCP 服务器参数的描述中，错误的是
A）作用域是网络上 IP 地址的连续范围
B）排除是从作用域内排除的有限 IP 地址序列
C）保留不可以使用被排出的 IP 地址序列
D）地址池是作用域应用排除范围之后剩余的 IP 地址
(30) 下列关于 Windows2003 系统下 WWW 服务器配置的描述中，错误的是
A）设置默认文档后使用浏览器访问网站时能够自动打开网页
B）网站选项可设置网站的标识，并可启用日志记录
C）目录安全选项可选择配置身份验证和访问控制、IP 地址和域名限制、安全通信
D）性能选项可设置影响带宽使用的属性及客户端 Web 连接的数量和超时时间 31) 下列关
于 Serv_U
FTP 服务器配置的描述中，错误的是
A）配置服务器域名时，可以使用域名或其它描述
B）配置服务器 IP 地址时，服务器有多个 IP 地址需分别添加
C）配置服务器域端口号时，可使用端口 21 或其它合适的端口号
D）配置域存储位置时，小的域应选择 .INI 文件存储而大的域应选择注册表存储
(32) 下列关于邮件系统工作过程的描述中，错误的是
A）用户使用客户端软件创建新邮件
B）客户端软件使用 SMTP 协议将邮件发送到接收方的邮件服务器
C）接收方的邮件服务器将收到的邮件存储在用户的邮箱中待用户处理
D）接收方客户端软件使用 POP3 或 IMAP4 协议从邮件服务器读取邮件
(33) 差异备份、增量备份、完全备份三种备份策略的恢复速度由慢到快依次为
A）增量备份、差异备份、完全备份
B）差异备份、增量备份、完全备份
C）完全备份、差异备份、增量备份
D）完全备份、增量备份、差异备份
(34)
Cisco PIX525 防火墙用来允许数据流从具有较低安全级接口流向较高安全级接口的
配置命令是
A）fixup
B）conduit
C）global
D）nameif
(35) 下列方式中，利用主机应用系统漏洞进行攻击的是
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
A）Land 攻击
C）源路由欺骗攻击
(36) 以下不属于网络安全评估内容的是
A）数据加密
C）风险评估
B）暴力攻击
D）SQL 注入攻击
B）漏洞检测
D）安全审计
(37) Cisco 路由器上使用团体字 pub 向管理站 pub.abc.edu.cn 发送自陷消息，正确的 snmp
配置语句是
A） snmp-server enable traps
snmp-server host pub.abc.edu.cn pub
B） snmp-server traps enable
snmp-server host pub.abc.edu.cn pub
C） snmp-server enable traps
snmp-server pub.abc.edu.cn pub
D） snmp-server traps enable
snmp-server pub.abc.edu.cn pub
(38) 下列关于漏洞扫描技术和工具的描述中，错误的是
A）主动扫描工作方式类似于 IDS
B）CVE 为每个漏洞确定了唯一的名称和标准化的描述
C）X-Scanner 采用多线程方式对指定 IP 地址段进行安全漏洞扫描
D）ISS 的 System Scanner 通过依附于主机上的扫描器代理侦测主机内部的漏洞
(39) 在一台主机上涌浏览器无法访问到域名为 www.abc.edu.cn 的网站，并且在这台主机
上执行 tracert 命令时有如下信息
Tracing route to www.abc. edu.cn[202.113.96.10]
Over maximum of 30 hops:
1
<1ms
<1ms
<1ms
2
59.67.148.1
reports:Destination net
59.67.148.1
unreachable
Trace complete
分析以上信息，会造成这种现象的原因是
外脚手架搭设，悬挂安全网，铺设跳板，进行层间封闭，外脚手架上垃圾及杂物的清理,外脚手架的日常围护，配合外装单位做好外脚手架的修改，及时清理外脚手架上垃圾及杂物feelings survey, by looking up public sentiments to find problems. Problems will increase its special supervision, set up accounts, hold on to it. We should conscientiously implement the leading contracting matters, secured, had an answ er to everything, then settles rate of 100%. Have an impact on some of the outstanding issues, supervision departments and information components together, play the supervisory role of the news media to promote problem solving. Investee 3. insist on a daily run, around the practice of truth catching efficiency, focus specification. To give full play to the party Office around connecting , coordinating internal and external features, contact, rally at all levels, to motivate every aspect, adhere to the truth, strengthening standardized management to achieve coherent, efficient and effective functioning of the daily work of the Party Committee. Is processing messages should strive to streamline, standardize and quality.
messages, compress messages, reducing procedures, improve message handling efficiency. Specifications, is to strictly enforce the ban issued by the Communist party authorities in document handling regulations and provincial and municipal regulations, conscientiously strengthen and improve communications management to ensure that party documents orderly. High quality, is to improve the quality of message processing, it is necessary to accurately implementing the intention of the Party Committee, clearance, good communications, policy program closed, ensuring that there is no error. Second meeting scheduled to ensure thorough, safe and efficient. Any arrangements for the meetings and events, carefully arranged, item-by-item interface implemented, sure. Tovigorously streamline meetings, activities, number of pressure reduction, scale to ensure that leadership emerged from the General Conference and entertainment services, focus on big things, matters. Third, reception services
should lay stress on humane, personal, cultural and human. Reception and work directly with people, reception services directly affecting the Office of party Committee The image of the region. At the same time strengthening the construction of library, improve the reception conditions, more human-oriented, personal, cultural work into the reception, a little more human needs, a little more human care more humane atmosphere, and constantly improve the service, improve the quality of service. Meanw hile, to further pay special attention to the daily work of the other Office System. Confidential work responsibility system for leading cadres to implement security as aleader, to improve the confidentiality of classified personnel, especially leading cadres, strengthening party and Government focus on vital sectors of security management, to advance privacy management standardization, modernization of security techniques as a means of administration according to law and security
enforcement, ensure the safety of the party and State secrets. Confidential work to meet the demands of new technology development
Streamlining is to control the number of
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