思科认证考试

DNS servers provide what service?（）A、They run a spell check on host names to ensure accurate routingB、They convert domain names into IP addressC、Given an IP address,they determine the name of the host that is soughtD、They map individual hosts to their spe

题目

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
参考答案和解析
正确答案:B
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相似问题和答案

第1题：

Your network consists of a single Active Directory domain named contoso.com. All servers runWindows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Professional Service Pack 3 (SP3). You have two DNS servers named DNS1.contoso.com and DNS2.contoso.com. All client computers are configured to use DNS1 as their preferred DNS server and DNS2 as an alternate DNS server. You need to verify that DNS1 is responding to name resolution queries from a client computer.  What should you run from the client computer?（）  

  • A、Ipconfig.exe /displaydns.
  • B、Nbtstat.exe Cr.
  • C、Nslookup.exe - dns1.contoso.com.
  • D、Ping.exe dns1.contoso.com.

正确答案:C

第2题：

Your company has a main office and two branch offices.Domain controllers in the main office host an Active Directory-integrated zone.The DNS servers in the branch offices host a secondary zone for the domain and use the main office DNS servers as their DNS Master servers for the zone.The company adds a new branch office. You add a member server named Branch3 and install the DNS Server server role on the server. You configure a secondary zone for the domain. The zone transfer fails.You need to configure DNS to provide zone data to the DNS server in the new branch office.What should you do？（）

  • A、Run dnscmd by using the ZoneResetMasters option.
  • B、Run dnscmd by using the ZoneResetSecondaries option.
  • C、Add the new DNS server to the Zone Transfers tab on one of the DNS servers in the main office.
  • D、Add the new DNS server to the DNSUpdateProxy Global security group in Active Directory Users and Computers.

正确答案:C

第3题：

What is the purpose of classification, rewrites, and queuing in Juniper routers?（）

  • A、to provide policy based routing
  • B、to provide class of service capabilities
  • C、to provide firewall filtering capabilities
  • D、to provide unified threat managment

正确答案:B

第4题：

单选题
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


正确答案： D
解析： 暂无解析

第5题：

You are designing a DNS infrastructure to meet the Internet name resolution requirements. What should you do?（）

  • A、Create a standard primary zone named “.” on all DNS servers.  
  • B、Create an Active Directory-integrated zone named “.” on a DNS server on Los Angeles.  
  • C、Configure all DNS servers to use forwarders. Specify the IP address of the DNS server at the local ISP.  
  • D、Enable default root hints on all DNS servers.
  • E、Disable recursion on all DNS servers. 

正确答案:C

第6题：

Your company has four DNS servers that run Windows Server 2008. Each server has a static IP address. You need to prevent DHCP from assigning the addresses of the DNS servers to DHCP clients. What should you do？ （）

  • A、 Create a new scope for the DNS servers.
  • B、 Create a reservation for the DHCP server
  • C、 Configure the 005 Name Servers scope option
  • D、 Configure an exclusion that contains the IP addresses of the four DNS servers

正确答案:D

第7题：

Your company has four DNS servers that run Windows Server 2008 R2. Each server has a static IP address.You need to prevent DHCP from assigning the addresses of the DNS servers to DHCP clients.What should you do？（）

  • A、Create a new scope for the DNS servers.
  • B、Create a reservation for the DHCP server.
  • C、Configure the 005 Name Servers scope option.
  • D、Configure an exclusion that contains the IP addresses of the four DNS servers.

正确答案:D

第8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…

正确答案:C

第9题：

单选题
Your company uses Windows Server 2008 R2 Hyper-V servers to provide a Microsoft Virtual Desktop Infrastructure （VDI） environment. Maintenance tasks result in reduced capacity on several servers. You need to prevent servers from experiencing performance problems during maintenance. What should you do？（）
A

Set the user logon mode on every server to Enabled

B

Create additional DNS A records for the servers， and use DNS round-robin

C

In Remote Desktop Connection Broker， assign a lower weight to the servers that will undergo maintenance

D

In Remote Desktop Connection Broker， assign a higher weight to the servers that will undergo maintenance


正确答案： C
解析： 暂无解析

第10题：

单选题
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


正确答案： B
解析： 暂无解析

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