单选题DNS servers provide what service?（）A they run a spell check on host names to ensure accurate routingB they map individual hosts to their specific IP addressC they convert domain names into IP addressD Given an IP address,they determine the name of the

第1题：

第2题：

What is the purpose of the inverse ARP？（）

• A、to map a known DLCI to an IP address
• B、to map a known IP address to a MAC address
• C、to map known SPID to a MAC address
• D、to map a known DLCI to a MAC address
• E、to map a known IP address to a SPID
• F、to map a known MAC address to an IP address

第3题：

Inverse ARP is being used in the TestKing frame relay network. What is the purpose of Inverse ARP?（）

• A、To ma a known IP address to a MAC address
• B、To map a known DLCI to a MAC address
• C、To ma a known MAC address to an IP address
• D、To ma a known DLCI address to a IP address
• E、To ma a known IP address to a SPID address
• F、To ma a known SPID address to a MAC address

第4题：

An administrator mistakenly shutdown production after a fallover because the service IP address  Was shifted from the normal production node to the standby node.  What can be done to avoid this type of mistake in the future？（）  

• A、 Include the service IP address in the administrator’s PS1 prompt
• B、 Alias the service IP address to the hostname in the /etc/host file
• C、 Define a persistent IP address with HACMP and make it a practice to use the persistent address for administration work
• D、 Add a DNS entry to map the standby node name to the service IP address so telnet connections will be to the correct node

第5题：

Your network contains a domain controller that has two network connections named Internal and  Private. Internal has an IP address of 192.168.0.20. Private has an IP address of 10.10.10.5.     You need to prevent the domain controller from registering Host （A） records for the 10.10.10.5 IP  address.     What should you do（）

• A、Modify the netlogon.dns file on the domain controller.
• B、Modify the Name Server settings of the DNS zone for the domain.
• C、Modify the properties of the Private network connection on the domain controller.
• D、Disable netmask ordering on the DNS server that hosts the DNS zone for the domain.

第6题：

DNS servers provide what service?（）

• A、They run a spell check on host names to ensure accurate routing
• B、They convert domain names into IP address
• C、Given an IP address,they determine the name of the host that is sought
• D、They map individual hosts to their specific IP addresses

第7题：

Contoso Ltd. has a single active directory forest that has five domains. Each domain has two DNS servers. Each DNS server hosts active directory-integrated zones for all five domains. All domain controllers run windows server 2008. Contoso acquires a company names tailspin toys. Tailspin toys has a single active directory forest that contains a single domain. You need to configure the DNS system in the contoso forest to provide name resolution for resources in both forests. What should you do?（）

• A、Configure client computers in the contoso forest to use the tailspin toys DNS server as the alternate DNS server.
• B、Create a new conditional forwader and store it in active directory. Replicate the new conditional forwarded to all DNS server in the contoso forest.
• C、Create a new application directory partition in the contoso forest. Enlist the directory partition for all DNS servers.
• D、Create a new host (A) record in the globalnames folder on one of the DNS servers in the contoso forest. Configure the host (A) record by using by using the tailspin toys domain name and the ip address of the DNS server in the tailspin toys forest.

第8题：

You have a server that runs Windows Server 2008. The Web Server （IIS） role is installed.  You plan to host multiple Web sites on the server. You configure a single IP address for the server. All Web sites are registered in DNS to point to the single IP address.  You need to ensure that each Web site only responds to requests by name from all client computers.  What should you do？（）

• A、Configue a unique port for each Web site.
• B、Configue a unique IP address for each Web site.
• C、Configue a unique Host Header for each Web site.
• D、Edit the Hosts file on the server to add all the Web site names associated to the network address.

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第14题：

What is the purpose of the inverse ARP？（）

• A、to map a known DLCI to an IP address
• B、to mapa known IP address to a MAC address
• C、to map known SPID toa MAC address
• D、to map a known DLCI to a MAC address
• E、to map a known IP address to a SPID
• F、to mapa known MAC address to an IP address

第15题：

Each machine in the internet is assigned a unique network address,called（）,that is used to identify the machine for communication purposes

• A、MAC address
• B、IP address
• C、host address
• D、domain name address

第16题：

What is the purpose of the inverse ARP?（）

• A、to map a known DLCI to an IP address
• B、to map a known IP address to a MAC address
• C、to map known SPID to a MACaddress
• D、to map a known DLCI to a MAC address
• E、to map a known IP address to a SPID
• F、to map a known MAC address to an IP address

第17题：

DNS servers provide what service?（）

• A、they run a spell check on host names to ensure accurate routing
• B、they map individual hosts to their specific IP address
• C、they convert domain names into IP address
• D、Given an IP address,they determine the name of the host that is…

第18题：

You network contains two domains named contoso.com and nwtraders.com. A single DNS server hosts both DNS zones. The DNS server has an IP address of 10. 10. 0. 10.  You have 100 computers that run Windows XP Professional. The computers are members of the contoso.com domain. All computers have static IP addresses. The network does not contain a WINS server. You need to ensure that users can access servers in both domains by using single-label host names. What should you do on the client computers?（） 

• A、Add nwtraders.com to the DNS suffix list.
• B、Add nwtraders.com to the LMHOSTS file.
• C、Change the WINS server address to 10. 10. 0. 10.  
• D、Run ipconfig /setclassid "local area connection" nwtraders.com. 

第19题：

Contoso Ltd. has a single Active Directory forest that has five domains. Each domain has two DNS servers. Each DNS server hosts Active Directory-integrated zones for all five domains. All domain controllers run windows server 2008. Contoso acquires a company names Tailspin Toys. Tailspin Toys has a single Active Directory forest that contains a single domain. You need to configure the DNS system in the Contoso forest to provide name resolution for resources in both forests. What should you do？（）

• A、Configure client computers in the Contoso forest to use the Tailspin Toys DNS server as the alternate DNS server
• B、Create a new conditional forwarder and store it in Active Directory. Replicate the new conditional forwarded to all DNS server in the Contoso forest.
• C、Create a new application directory partition in the Contoso forest. Enlist the directory partition for all DNS servers
• D、Create a new host （A） record in the GlobalNames folder on one of the DNS servers in the contoso forest. Configure the host （A） record by using the Tailspin Toys domain name and the ip address of the DNS server in the Tailspin Toys forest.

第20题：

Your company has two offices. Each office is configured as a separate subnet. The network contains a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 （SP2）. All client computers run Windows XP Professional Service Pack 3 （SP3）. Users report that they are unable to resolve host names on the Internet. You verify that users can access all servers on both subnets.You need to ensure that users can resolve names on the Internet. The solution must ensure that users can access resources on the internal network.  What should you configure？（）

• A、all client computers to use the IP address of a DNS server on the Internet as the primary DNS server
• B、all client computers to use the IP address of a DNS server on the Internet as the secondary DNS server
• C、the internal DNS servers to use a forwarder
• D、the internal DNS servers to use round robin

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