2. TCP/IP的三大服务：
答案:3. IP地址有四类网络，请分别列出各类的所辖范围、各类的网络数目和主机数目？
答案:4．网桥及一般的二层交换机在进行资料包转发的时候，识别的是资料包包头中的什么内容进行资料包的转发（ ）路由器使用的是什么（）
A MAC地址
B IP地址
C 网络ID
D 主机ID
答案:5．TCP 、UDP、 IP三种协议中面向对象的协议是（ ）
A TCP
B UDP
C IP
答案:6．某公司现有一个局域网采用TCP/IP作为传输协议，用路由器与internet相连。要求所有职员的机器上网的时候只能进行www浏览，作为网管应采用的做法是：()
A 断开路由器与公司网络的连接
B 在公司所有主机上只安装浏览器软件，不安装其它应用网络程序
C 在路由器上做策略限制只让TCP21端口的资料包进行传输
D在路由器上做策略限制只让TCP80端口的资料包进行传输
答案:7．某主机地址为131.107.16.25,子网掩码是255.255.0.0,它的本网内的广播地址是()
A 131.107.
B 131.107.0.0
C 131.107.16.0
D 131.107.255.255
E 255.255.255.255
答案:8．如果采用ABC类标准地址划分，不定义子网掩码，下面地址中可以作为合法主机IP的是
A 0.0.0.0 B 1.1.1.1
C 1.0.0.0 D 1.1.0.0
E 1.1.255.255 F 131.107.0.0
G 131.107.255.255 H 223.0.0.1
I 224.0.0.1
答案:9．学校的网络中有1900台机器，不需要内部路由，并希望能够上互联网。Isp给了学校如下的8个网络地址，
193.24.32.0/24
193.24.33.0/24
193.24.34.0/24
193.24.35.0/24
193.24.36.0/24
193.24.37.0/24
193.24.38.0/24
193.24.39.0/24
作为管理员你希望路由表保持最小，那么该选择的子网掩码是
答案:10. You are the administrator of a Windows 2000 network. The network is configured as shown in the exhibit. . Computers on the Sales subnet run Windows 2000 Professional. These computers are dynamically assigned IP addressing and configuration information from a DHCP server on the subnet.
Computers on the development subnet run Windows 98. These computers are statically assigned IP addressing and configuration information.
Users on the Sales subnet report that they cannot communicate with users on the development subnet. A user who works on computer3 reports that he cannot communicate with computers on either subnet. You want all users to be able to communicate with other users on both subnets.What should you do? (Choose two)
A. Change the frame type to 802.2 on computer3.
B. Change the default gateway option IP address on the DHCP server.
C. Change the default protocol on the computers on the Sales subnet to NWLink IPX/SPX/NetBIOS
Compatible Transport Protocol.
D. Enable TCP/IP protocol with the default settings on Computer3.
E. Add the NetBEUI protocol to the binding order on all client computers.
答案:11. You have updated the modem driver on your Windows 2000 Professional computer. You restart your computer. Immediately after you log on, you receive a Stop error. You need to start Windows 2000. What must you do?
A. Restart the computer in Safe Mode. Uninstall the modem driver.
B. Restart the computer by using the last known good configuration.
C. Restart the computer in Recovery Console. Replace the new modem.inf file with the old modem.inf file.
D. Start the computer from the Windows 2000 startup floppy disks. Repair the registry.
E. Start the computer from the Windows 2000 startup floppy disks. Repair the system files.
答案:12. You configure an HP Jet Direct print device as sown in the Network Diagram exhibit.
You want to create and share a printer at Srv2.sales.justtogs.com that is connected to the TCP/IP port of the print device. However, when you enter the IP address of the device, you receive the dialog box shown in the Printer Port Wizard exhibit.
Printer Port Wizard
What should you do?
A. Select Hewlett Packard JetDirect from the Standard drop-down list.
B. Select the Custom option button, click the Settings command button, and select the LPR protocol.
C. Change the IP address of the print device to 10.5.20.200.
D. Change the subnet mask of the print device to 255.0.0.0.
E. Change the default gateway address on Srv2.sales.justtogs.com to 10.5.20.100.
答案:
答案:3. IP地址有四类网络，请分别列出各类的所辖范围、各类的网络数目和主机数目？
答案:4．网桥及一般的二层交换机在进行资料包转发的时候，识别的是资料包包头中的什么内容进行资料包的转发（ ）路由器使用的是什么（）
A MAC地址
B IP地址
C 网络ID
D 主机ID
答案:5．TCP 、UDP、 IP三种协议中面向对象的协议是（ ）
A TCP
B UDP
C IP
答案:6．某公司现有一个局域网采用TCP/IP作为传输协议，用路由器与internet相连。要求所有职员的机器上网的时候只能进行www浏览，作为网管应采用的做法是：()
A 断开路由器与公司网络的连接
B 在公司所有主机上只安装浏览器软件，不安装其它应用网络程序
C 在路由器上做策略限制只让TCP21端口的资料包进行传输
D在路由器上做策略限制只让TCP80端口的资料包进行传输
答案:7．某主机地址为131.107.16.25,子网掩码是255.255.0.0,它的本网内的广播地址是()
A 131.107.
B 131.107.0.0
C 131.107.16.0
D 131.107.255.255
E 255.255.255.255
答案:8．如果采用ABC类标准地址划分，不定义子网掩码，下面地址中可以作为合法主机IP的是
A 0.0.0.0 B 1.1.1.1
C 1.0.0.0 D 1.1.0.0
E 1.1.255.255 F 131.107.0.0
G 131.107.255.255 H 223.0.0.1
I 224.0.0.1
答案:9．学校的网络中有1900台机器，不需要内部路由，并希望能够上互联网。Isp给了学校如下的8个网络地址，
193.24.32.0/24
193.24.33.0/24
193.24.34.0/24
193.24.35.0/24
193.24.36.0/24
193.24.37.0/24
193.24.38.0/24
193.24.39.0/24
作为管理员你希望路由表保持最小，那么该选择的子网掩码是
答案:10. You are the administrator of a Windows 2000 network. The network is configured as shown in the exhibit. . Computers on the Sales subnet run Windows 2000 Professional. These computers are dynamically assigned IP addressing and configuration information from a DHCP server on the subnet.
Computers on the development subnet run Windows 98. These computers are statically assigned IP addressing and configuration information.
Users on the Sales subnet report that they cannot communicate with users on the development subnet. A user who works on computer3 reports that he cannot communicate with computers on either subnet. You want all users to be able to communicate with other users on both subnets.What should you do? (Choose two)
A. Change the frame type to 802.2 on computer3.
B. Change the default gateway option IP address on the DHCP server.
C. Change the default protocol on the computers on the Sales subnet to NWLink IPX/SPX/NetBIOS
Compatible Transport Protocol.
D. Enable TCP/IP protocol with the default settings on Computer3.
E. Add the NetBEUI protocol to the binding order on all client computers.
答案:11. You have updated the modem driver on your Windows 2000 Professional computer. You restart your computer. Immediately after you log on, you receive a Stop error. You need to start Windows 2000. What must you do?
A. Restart the computer in Safe Mode. Uninstall the modem driver.
B. Restart the computer by using the last known good configuration.
C. Restart the computer in Recovery Console. Replace the new modem.inf file with the old modem.inf file.
D. Start the computer from the Windows 2000 startup floppy disks. Repair the registry.
E. Start the computer from the Windows 2000 startup floppy disks. Repair the system files.
答案:12. You configure an HP Jet Direct print device as sown in the Network Diagram exhibit.
You want to create and share a printer at Srv2.sales.justtogs.com that is connected to the TCP/IP port of the print device. However, when you enter the IP address of the device, you receive the dialog box shown in the Printer Port Wizard exhibit.
Printer Port Wizard
What should you do?
A. Select Hewlett Packard JetDirect from the Standard drop-down list.
B. Select the Custom option button, click the Settings command button, and select the LPR protocol.
C. Change the IP address of the print device to 10.5.20.200.
D. Change the subnet mask of the print device to 255.0.0.0.
E. Change the default gateway address on Srv2.sales.justtogs.com to 10.5.20.100.
答案:
答案:
物理层，数据链路层，网络层，传输层，会话层
应用层, 表示层
2. TCP/IP的三大服务：
答案:
可靠数据服务QOS， 虚拟连接服务， 多路复用3. IP地址有四类网络，请分别列出各类的所辖范围、各类的网络数目和主机数目？
答案:
A: 0-127 1-126个网络
B：128-191
C: 192-223
D: 224-239 组播地址
4．网桥及一般的二层交换机在进行资料包转发的时候，识别的是资料包包头中的什么内容进行资料包的转发（ ）路由器使用的是什么（）
A MAC地址
B IP地址
C 网络ID
D 主机ID
答案:A C5．TCP 、UDP、 IP三种协议中面向对象的协议是（ ）
A TCP
B UDP
C IP
答案:A6．某公司现有一个局域网采用TCP/IP作为传输协议，用路由器与internet相连。要求所有职员的机器上网的时候只能进行www浏览，作为网管应采用的做法是：()
A 断开路由器与公司网络的连接
B 在公司所有主机上只安装浏览器软件，不安装其它应用网络程序
C 在路由器上做策略限制只让TCP21端口的资料包进行传输
D在路由器上做策略限制只让TCP80端口的资料包进行传输
答案:D7．某主机地址为131.107.16.25,子网掩码是255.255.0.0,它的本网内的广播地址是()
A 131.107.
B 131.107.0.0
C 131.107.16.0
D 131.107.255.255
E 255.255.255.255
答案:E8．如果采用ABC类标准地址划分，不定义子网掩码，下面地址中可以作为合法主机IP的是
A 0.0.0.0 B 1.1.1.1
C 1.0.0.0 D 1.1.0.0
E 1.1.255.255 F 131.107.0.0
G 131.107.255.255 H 223.0.0.1
I 224.0.0.1
答案:B,H9．学校的网络中有1900台机器，不需要内部路由，并希望能够上互联网。Isp给了学校如下的8个网络地址，
193.24.32.0/24
193.24.33.0/24
193.24.34.0/24
193.24.35.0/24
193.24.36.0/24
193.24.37.0/24
193.24.38.0/24
193.24.39.0/24
作为管理员你希望路由表保持最小，那么该选择的子网掩码是
答案:255.255.248.010. You are the administrator of a Windows 2000 network. The network is configured as shown in the exhibit. . Computers on the Sales subnet run Windows 2000 Professional. These computers are dynamically assigned IP addressing and configuration information from a DHCP server on the subnet.
Computers on the development subnet run Windows 98. These computers are statically assigned IP addressing and configuration information.
Users on the Sales subnet report that they cannot communicate with users on the development subnet. A user who works on computer3 reports that he cannot communicate with computers on either subnet. You want all users to be able to communicate with other users on both subnets.What should you do? (Choose two)
A. Change the frame type to 802.2 on computer3.
B. Change the default gateway option IP address on the DHCP server.
C. Change the default protocol on the computers on the Sales subnet to NWLink IPX/SPX/NetBIOS
Compatible Transport Protocol.
D. Enable TCP/IP protocol with the default settings on Computer3.
E. Add the NetBEUI protocol to the binding order on all client computers.
答案:11. You have updated the modem driver on your Windows 2000 Professional computer. You restart your computer. Immediately after you log on, you receive a Stop error. You need to start Windows 2000. What must you do?
A. Restart the computer in Safe Mode. Uninstall the modem driver.
B. Restart the computer by using the last known good configuration.
C. Restart the computer in Recovery Console. Replace the new modem.inf file with the old modem.inf file.
D. Start the computer from the Windows 2000 startup floppy disks. Repair the registry.
E. Start the computer from the Windows 2000 startup floppy disks. Repair the system files.
答案:E12. You configure an HP Jet Direct print device as sown in the Network Diagram exhibit.
You want to create and share a printer at Srv2.sales.justtogs.com that is connected to the TCP/IP port of the print device. However, when you enter the IP address of the device, you receive the dialog box shown in the Printer Port Wizard exhibit.
Printer Port Wizard
What should you do?
A. Select Hewlett Packard JetDirect from the Standard drop-down list.
B. Select the Custom option button, click the Settings command button, and select the LPR protocol.
C. Change the IP address of the print device to 10.5.20.200.
D. Change the subnet mask of the print device to 255.0.0.0.
E. Change the default gateway address on Srv2.sales.justtogs.com to 10.5.20.100.
答案: