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Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this

题目

Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this scenario?()

  • A、The DHCP server has an incorrect gateway configured.
  • B、The DHCP server was incorrectly configured with a six hour lease time on addresses.
  • C、The DHCP server was incorrectly configured with no-expiring lease time on addresses.
  • D、The DNS server is no longer functional and internal name-address resolution is down.

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  • 第1题:

    You are the administrator for your company's network. The network is configured as shown in the exhibit.

    You want to install Windows 2000 Professional on 20 new PXE-compliant computers on the marketing segment of your network. The new computers do not have operating systems installed.

    You create a RIS image. You load the image onto the RIS server. You then start the new computers.

    You find that the new computers cannot connect to the RIS server. You verify that the new computers cannot connect to the RIS server. You verify that the existing client computers in the network can connect to the network servers, including the RIS server. You want to enable the new computers to connect to the RIS server.

    What should you do?

    A.Add a Windows 2000 Server computer running WINS to the network.

    B.Add a Windows 2000 Server computer running DHCP to the network.

    C.Add the domain Everyone group to the RIS OS image security settings.

    D.Place the new computers on the same segment as the RIS server.


    正确答案:B
    解析:Explanation:RIShasthefollowingrequirements:(1)DNSserver,(2)DHCPserverand(3)ActiveDirectory(Windows2000DomainController)TheexhibitshowsthepresenceofActiveDirectoryandDNS,butalackofaDHCPserver.WemustthereforeaddaDHCPserver.Incorrectanswers:A:RISdoesnotuseWINSatall.RISrequiresDNSfornameresolution.C:ThereshouldbenoneedtomanuallyconfigurefilepermissionsontheRISOSimage.D:MovingthenewcomputersintothesamesegmentwillnotworksincethereisnoDHCPserverpresent.Generally,RISworkswellinnetworkswithsubnets.

  • 第2题:

    You are the administrator of a Windows 2000 Active Directory network. The network consists of a single domain. The domain includes 20 Windows NT Workstation 4.0 client computers. All other client computers are Windows 2000 Professional computers.

    You create a Windows NT 4.0 default user policy on the Windows 2000 Server computer that is configured as the PDC emulator. This default user policy denies access to Network Neighborhood. You then install Terminal Services on one of the servers and Terminal Services Client on the 20 Windows NT Workstation client computers.

    You find that the users of the Terminal Server can still browse the network when they open My Network Places. You want to prevent all users from browsing the network.

    What should you do?

    A.Modify the Windows NT policy template file so that you can restrict access to both My Network Places and Network Neighborhood. Save the policy file on the Terminal Server.

    B.Copy the Windows NT policy file to the 20 Windows NT Workstation computers.

    C.Create a Windows 2000 Group Policy that denies user access to My Network Places.

    D.Edit the local registry on the Windows NT Workstation computers to deny access to Entire Network in Network Neighborhood.


    正确答案:C
    解析:Explanation: Windows NT 4.0 system polices affect computers running Windows NT 4.0. The Windows NT computers in this scenario are being used as Terminals for the Windows 2000 Server computer that is running Terminal Services. In effect the Windows NT clients are running locally on the Windows 2000 Server. The restriction must be applied on the Windows 2000 Server. This can be done by using a group policy.

    Incorrect answers:
    A: System policy templates only affect Windows NT 4.0 computers. The restriction must be applied on the Windows 2000 Server.

    B: Windows NT policies only affect Windows NT 4.0 computers. The restriction must be applied on the Windows 2000 Server.

    D: The NT clients are running locally on the Windows 2000 Server. The restriction must be applied on the Windows 2000 Server.

  • 第3题:

    Your company has client computers that run Windows 7 and client computers that run Windows XP Professional. You enable the Network Discovery feature on the Windows 7 computers. You discover that the Windows XP computers do not appear on the network map. You need to ensure that all client computers appear on the network map. What should you do?()

    A.Configure the IPv6 protocol on the Windows 7 computers.

    B.Configure the network shares on the Windows 7 computers to include the user names of all employees.

    C.Configure the network shares on the Windows XP computers to include the user names of all employees.

    D.Install the Link Layer Topology Discovery (LLTD) Responder on the Windows XP computers.


    参考答案:D

  • 第4题:

    Modern computers based on() are millions to billions of times more capable than the early machines,and occupy a fraction of the space。Simple computers are small enough to fit into mobile devices, a mobile computers can be powered by small batteries. Personal computers in their va


    A.Central Processing unit
    B.integrateD.circuits
    C.HarD.disk
    D.software integration


    答案:B
    解析:
    基于(集成电路)的现代计算机是比起 早期的计算机,它占用的空间的更小,能力更强,是早期计算机的数百万倍甚至数十亿倍。轻量型的电脑都足够小,以适应移动设备,一个移动计算机可以通过小型 电池供电。个人电脑被广泛应用,以致于信息时代的一种标志,并且是大多数人认为的“计算机”。

  • 第5题:

    A user has a small network of four computers that they want to connect to a single cable modem. Which of the following devices would allow the user to do this?()

    • A、Four port switch
    • B、Four port wireless router
    • C、Four port WAP
    • D、Four port hub

    正确答案:B

  • 第6题:

    You are the network administrator for .Your network consists of a single Active Directory domain named . The Default Domain Group Policy object (GPO) uses all default settings. The network contains five servers running Windows Server 2003 and 800 client computers. Half of the client computers are portable computers. The other half are desktop computers. Users of portable computers often work offline, but users of desktop computers do not. You install Windows XP Professional on all client computers with default settings. Then you configure user profiles and store them on the network. Some users of portable computers now report that they cannot log on to their computers. Other users of portable computers do not experience this problem. You need to ensure that all users of portable computers can log on successfully,whether they are working online or offline. What should you do?()

    • A、Configure all portable computers to cache user credentials locally.
    • B、Ensure that all users of portable computers log on to the network at least once before working offline.
    • C、In all portable computers, rename Ntuser.dat to Ntuser.man.
    • D、For all portable computers, configure the Loopback policy setting.

    正确答案:B

  • 第7题:

    You are a network administrator for your company. All domain controllers run Windows Server 2003. The network contains 50 Windows 98 client computers, 300 Windows 2000 Professional computers, and 150 Windows XP Professional computers.   According to the network design specification, the Kerberos version 5 authentication protocol must be used for all client computers on the internal network.   You need to ensure that Kerberos version 5 authentication is used for all client computers on the internal network.   What should you do?  ()

    • A、 On each domain controller, disable Server Message Block (SMB) signing and encryption of the secure channel traffic.
    • B、 Replace all Windows 98 computers with new Windows XP Professional computers.
    • C、 Install the Active Directory Client Extensions software on the Windows 98 computers.
    • D、 Upgrade all Windows 98 computers to Windows NT Workstation 4.0.

    正确答案:B

  • 第8题:

    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do? ()

    • A、Enable Internet Connection Sharing
    • B、Enable on-demand dialing
    • C、Enable sharing a modem on one computer on the network
    • D、Configure a DHCP Server
    • E、Disable Internet Connection Sharing
    • F、Configure all the other computers to be DHCP enabled.

    正确答案:A,F

  • 第9题:

    You are the network administrator for Company.Company has just upgraded its network switches from 10 Mbps to 100 Mbps. After the upgrade, you findthat the 100 Windows 2000 Professional computers on the network are still communicating at only 10Mbps. Company uses NWLink as the only network protocol.You want to enable the computers to communicate at 100 Mbps.What should you do?()

    • A、Replace the network adapters with 10/100 Mbps network adapters. 
    • B、Enable TCP/IP on all of the computers on the network.
    • C、Configure the NWLink frame type of the network adapters to be Ethernet II. 
    • D、Configure the NWLink frame type of the network adapters to be Ethernet 802.3.

    正确答案:A

  • 第10题:

    单选题
    A college has a small campus where 25 faculty members are located. The faculty offices and student computers are currently on the same network. The faculty are concerned about students being able to capture packets going across the network and obtain sensitive material. What could a network administrator do to protect faculty network traffic from student connections?()
    A

    Install anti-virus software on the student computers.

    B

    Put the faculty computers in a separate VLAN.

    C

    Power down the switches that connect to faculty computers when they are not in use.

    D

    Remove the student computers from the network and put them on a peer-to-peer network.

    E

    Create an access list that blocks the students from the Internet where the hacking tolls are located.


    正确答案: B
    解析: 暂无解析

  • 第11题:

    多选题
    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do? ()
    A

    Enable Internet Connection Sharing

    B

    Enable on-demand dialing

    C

    Enable sharing a modem on one computer on the network

    D

    Configure a DHCP Server

    E

    Disable Internet Connection Sharing

    F

    Configure all the other computers to be DHCP enabled.


    正确答案: F,D
    解析: 暂无解析

  • 第12题:

    单选题
    Network Access Protection (NAP) is configured for the corporate network. Users connect to the corporate network by using portable computers. The company policy required confidentiality of data when the data is in transmit between the portable computers and the servers. You need to ensure taht users can access network resources only from computers that comply with the company policy. What should you do? ()
    A

     Create an IPsec Enforcement Network policy

    B

     Create an 802.1X enforcement network policy

    C

     Create a wired network (IEEE 802.3) Group Policy

    D

     Create an Extensible Authentication Portocol (EAP) Enforcement Network Policy


    正确答案: A
    解析: 暂无解析

  • 第13题:

    When you are(71)a home or small office network, it is recommended that you use the Network Setup Wizard in Windows XP Home Edition to enable Internet Connection Sharing. The Network Setup Wizard automatically provides all of the network settings you need to(72)one Internet connection with all the computers in your network.

    After ICS is enabled, and you make sure that all of your computers can(73)with each other and they have Internet(74), you can use programs such as Internet Explorer and Outlook Express as if they were(75)connected to the Internet service provider(ISP). When a request to the Internet is made, the ICS host computer connects to the ISP and creates the connection so that other computers can reach a specified Web address or download E-mail.

    A.creating

    B.reach

    C.going for

    D.setting up


    正确答案:D
    解析:本题意思为“建立网络”。建立计算机网络通常使用setup。答案为D。

  • 第14题:

    A local area network(LAN)is the communication of a number of computers by(66)connecting to each one in a single location, usually a single floor of a building or all the computers in a small company.

    A.line

    B.cable

    C.copper

    D.copper cash


    正确答案:B
    解析:一个局域网(LAN)实现在某个单一区域中(通常是某个建筑物中的一层或者是一家小型公司的全部计算机),通过电缆彼此连接的多台计算机之间的数据通信。

  • 第15题:

    Modern computers based on ( ) are millions to billions of times more capable than the early computers, which occupy a fraction of the space. Simple computers are small enough to fit into mobile devices, an mobile computers can be powered by small batteries. Personal computers in their various forms are icons of the Information Age and are what most people think of as ‘computers’.

    A.Central Processing Unit

    B.integrated circuits

    C.Hard disk

    D.software integration


    正确答案:B

  • 第16题:

    A college has a small campus where 25 faculty members are located. The faculty offices and student computers are currently on the same network. The faculty are concerned about students being able to capture packets going across the network and obtain sensitive material. What could a network administrator do to protect faculty network traffic from student connections?()

    • A、Install anti-virus software on the student computers.
    • B、Put the faculty computers in a separate VLAN.
    • C、Power down the switches that connect to faculty computers when they are not in use.
    • D、Remove the student computers from the network and put them on a peer-to-peer network.
    • E、Create an access list that blocks the students from the Internet where the hacking tolls are located.

    正确答案:B

  • 第17题:

    A technician installed a new wireless access point on an existing small office home office (SOHO) network with a selective security option enabled. All wireless computers connect to the new network except one computer that cannot connect to the wireless network. Which of the following is the cause?()

    • A、The network uses MAC filtering
    • B、The network uses WEP
    • C、The network uses SSID broadcast
    • D、The network uses WPA

    正确答案:A

  • 第18题:

    Your company has client computers that run Windows 7 and client computers that run Windows XP Professional. You enable the Network Discovery feature on the Windows 7 computers. You discover that the Windows XP computers do not appear on the network map. You need to ensure that all client computers appear on the network map. What should you do?()

    • A、Configure the IPv6 protocol on the Windows 7 computers.
    • B、Configure the network shares on the Windows 7 computers to include the user names of all employees.
    • C、Configure the network shares on the Windows XP computers to include the user names of all employees.
    • D、Install the Link Layer Topology Discovery (LLTD) Responder on the Windows XP computers.

    正确答案:D

  • 第19题:

    Network Access Protection (NAP) is configured for the corporate network.Users connect to the corporate network by using portable computers.The company policy requires confidentiality of data when the data is in transit between the portable computers and the servers.You need to ensure that users can access network resources only from computers that comply with the company policy.What should you do?()

    • A、Create an IPsec Enforcement Network policy.
    • B、Create an 802.1X Enforcement Network policy.
    • C、Create a Wired Network (IEEE 802.3) Group policy.
    • D、Create an Extensible Authentication Protocol (EAP) Enforcement Network policy.

    正确答案:A

  • 第20题:

    You are the administrator of a small server based network. While installing Windows 2000 Professional on your computer, you configure the network adapter card for each computer to use TCP/IP and assign static IP setting information. During installation the setup detects and installs the 10/100 MBPS UTP only network adepter card on computers 6 & 8 and 10 MBPS/UTP combination adapter card on the other 7 computers. You accept the default settings for the network adapter card and finish installing the network adapter card. All computers are connected to 10/100 switch that has category 5 UTP cabling. After installation you find that computer 6 and 8 can communicate with each other. You want all 9 computers on your network to be able to communicate with each other.   What should you do?()

    • A、Configure the 10/100 switch to transfer only at the 100 MBPS rate.
    • B、Configure 10/100 MBPS network adapter card to switch all the computers at 10 MBPS rate.
    • C、Change the combination network adapter card to use the BNC transceiver setting.
    • D、Change the combination network adapter card to use the UTP transceiver setting.

    正确答案:D

  • 第21题:

    单选题
    A technician installed a new wireless access point on an existing small office home office (SOHO) network with a selective security option enabled. All wireless computers connect to the new network except one computer that cannot connect to the wireless network. Which of the following is the cause?()
    A

    The network uses MAC filtering

    B

    The network uses WEP

    C

    The network uses SSID broadcast

    D

    The network uses WPA


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    Network access protection (NAP) is configured for the corporate network. Users connect to the corporate network by using portable computers. The command policy required confidentiality of data when is in transmit between the portable computers and the servers. You need to ensure that users can access network resources only from computers that comply with the company policy. What should you do?()
    A

    Create an Ipsec enforcement network policy.

    B

    Create an 802.1xenforcemen tnetwork policy.

    C

    Createa wired network(IEEE802.3)Group policy.

    D

    Create an extensible authentication protocol(EAP)enforcement network policy.


    正确答案: B
    解析: 暂无解析

  • 第23题:

    多选题
    You are the administrator of Company.com’s Windows 2000 Network.  Your routed TCP/IP network consists of 10 Windows 2000 Server computers and 75 Windows 2000 Professional computers. All computers are in the Company.com domain. Your network uses TCP/IP as the only network protocol. You are installing 10 new Windows 2000 Professional computers. You want to enable the new computers to use host names to connect to shared resources on the network. You configure a TCP/IP address, a gateway address and a subnet mask on each new computer.   You want to complete the configuration to allow the computers to communicate on the network.  What should you do?()
    A

    Configure a HOSTS file.

    B

    Configure a LMHOSTS file.

    C

    Configure a WINS server database.

    D

    Configure a DHCP server address.

    E

    Configure at least one DNS address.


    正确答案: A,D
    解析: 暂无解析

  • 第24题:

    单选题
    You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do? ()
    A

    Enable Internet Connection Sharing

    B

    Enable on-demand dialing

    C

    Enable sharing a modem on one computer on the network

    D

    Configure a DHCP Server

    E

    Disable Internet Connection Sharing


    正确答案: A
    解析: 暂无解析