niusouti.com

dns resolution

题目

dns resolution

相似考题

1. You are the network administrator for your company. You need to provide Internet name resolution services for the company. You set up a Windows Server 2003 computer running the DNS Server service to provide this network service.   During testing， you notice the following intermittent problems：   Name resolution queries sometimes take longer than one minute to resolve.   Some valid name resolution queries receive the following error message in the Nslookup command-line tool： "Non-existent domain."   You suspect that there is a problem with name resolution.   You need to review the individual queries that the server handles. You want to configure monitoring on the DNS server to troubleshoot the problem.   What should you do？ （）A、 In the DNS server properties， on the Debug Logging tab， select the Log packets for debugging option.B、 In the DNS server properties， on the Event Logging tab， select the Errors and warnings option.C、 In System Monitor， monitor the Recursive Query Failure counter in the DNS object.D、 In the DNS server properties， on the Monitoring tab， select the monitoring options.

2. You need to recommend changes to the name resolution infrastructure that meet the company’s technical requirements.   What should you recommend？（）A、Create a stub zone on all of the DNS servers in the branch offices.B、Create a secondary zone on all of the DNS servers in the branch offices.C、Move the DNS zone of the root domain to the ForestDnsZones application directory partition.  D、Move the DNS zone of each branch office to the ForestDnsZones application directory partition.

3.Which of the following server types allows resolution of domain names to IP addresses？（）A、DHCP serverB、DNS serverC、Web serverD、VLAN server

4.Which of the following commands should be used to determine DNS name resolution performance？（）A、 iptraceB、 vmstatC、 hostnameD、 ifconfig

更多“dns resolution”相关问题

  • 第1题：

    On a system wide basis， which of the following procedures is best to make NIS name resolution take precedence over DNS？（）

    • A、Remove the /etc/resolv.conf file
    • B、Unset the NSORDER environment variable
    • C、Add the following line to /etc/netsvc.conf： hosts=nis，bind，local
    • D、In a NIS and DNS environment， NIS takes precedence so there is nothing to change

    正确答案:C

  • 第2题：

    You are designing the DNS name resolution strategy for the internal network.  What should you do？ （）

    • A、 Configure all internal DNS servers to use the default root hints.
    • B、 Disable recursion on the DNS server in Seattle. Configure the Seattle DNS to use Dallas DNS server as a forwarder.
    • C、 Create a root zone on the DNS server in Dallas. Configure the Seattle DNS server to use the Dallas DNS server as a forwarder.
    • D、 Create a root zone on the DNS server in both Dallas and Seattle.

    正确答案:B

  • 第3题：

    You are designing a DNS name resolution strategy to allow all users access to internal and external web sites. What should you do?（）

    • A、Allow zone transfers to any DNS server.  
    • B、Create a new stub zone for the DNS zone on the DNS server.  
    • C、Configure the DNS server to forward all unanswered queries to a DNS server located at the ISP.
    • D、Add the DNS server located at the ISP to the list of name servers for the fourthcoffee.com DNS zone.

    正确答案:C

  • 第4题：

    Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 （SP2）.The network contains two DNS servers named Server1 and Server2.  You deploy a DHCP server named Server3 and configure all client computers to receive their IP configurations automatically.You discover that all client computers use Server2 for host name resolution.You need to ensure that all client computers use Server1 for host name resolution.  What should you do？（）

    • A、On Server3， modify the DNS option.
    • B、On Server3， modify the DNS domain name option.
    • C、On Server2， modify the Preferred DNS server setting.
    • D、On each client computer， modify the properties of the DNS Client service.

    正确答案:A

  • 第5题：

    Your company uses Active Directory-integrated DNS. Users require access to the Internet. You run a network capture. You notice the DNS server is sending DNS name resolution queries to a server named f.root-servers.net. You need to prevent the DNS server from sending queries to f.root-servers.net. The server must be able to resolve names for Internet hosts. Which two actions should you perform？（）

    • A、Enable forwarding to your ISP¯s DNS servers
    • B、Disable the root hints on the DNS server.
    • C、Disable the netmask ordering option on the DNS server.
    • D、Configure Reverse Lookup Zones for the IP subnets on the network.

    正确答案:A,B

  • 第6题：

    单选题
    Which of the following commands should be used to determine DNS name resolution performance？（）
    A

     iptrace

    B

     vmstat

    C

     hostname

    D

     ifconfig


    正确答案： A
    解析： 暂无解析

  • 第7题：

    单选题
    On a system wide basis， which of the following procedures is best to make NIS name resolution take precedence over DNS？（）
    A

    Remove the /etc/resolv.conf file

    B

    Unset the NSORDER environment variable

    C

    Add the following line to /etc/netsvc.conf： hosts=nis，bind，local

    D

    In a NIS and DNS environment， NIS takes precedence so there is nothing to change


    正确答案： B
    解析： 暂无解析

  • 第8题：

    单选题
    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： A
    解析： 暂无解析

  • 第9题：

    单选题
    You are designing a strategy to optimize the DNS name resolution for the satellite offices that connect to the branch offices by using ISDN lines.  What should you do？（）
    A

     Use caching-only DNS servers at these satellite offices.

    B

     Configure a Hosts file for all client computers at these satellite offices.

    C

     Configure a DNS server to use WINS forward lookup at these satellite offices.

    D

     Place a DNS server with secondary zones of all domains at these satellite offices.


    正确答案： D
    解析： 暂无解析

  • 第10题：

    Which of the following procedures best explains how to enable the NIS name resolution to take precedence over DNS on a system-wide basis?（）

    • A、 Add the following line to /etc/netsvc.conf: hosts = nis,bind,local 
    • B、 edit /etc/netsvc.conf to add the following: process /full/path/of/process /{ hosts = local,nis,dns} 
    • C、 In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change 
    • D、 Change the NSORDER environment variable 

    正确答案:A

  • 第11题：

    Your company has an Active Directory domain named contoso.com. The company network has two   DNS servers named DNS1 and DNS2.   The DNS servers are configured as shown in the following table.   DNS1  DNS2   _msdcs.contoso.com  contoso.com  .(root)   _msdcs.contoso.com   contoso.com   Domain users, who are configured to use DNS2 as the preferred DNS server, are unable to connect to Internet Web sites.   You need to enable Internet name resolution for all client computers.   What should you do（）

    • A、Create a copy of the .（root） zone on DNS1.
    • B、Update the list of root hints servers on DNS2.
    • C、Update the Cache.dns file on DNS2. Configure conditional forwarding on DNS1.
    • D、Delete the .（root） zone from DNS2. Configure conditional forwarding on DNS2.

    正确答案:D

  • 第12题：

    You are a network administrator for A. Datum Corporation. The network consists of a single Active Directory domain named adatum.net.  Users regularly browse the internal network and the Internet from their client computers. All Web and e-mail hosting for a separate DNS domain named adatum.com is outsourced to an ISP. All name resolution requests for adatum.com are resolved by the ISP. You have no administrative control over the DNS servers at the ISP. You cannot list the contents of adatum.com by using the nslookup command on the DNS servers at the ISP.  A Windows Server 2003 computer named Server1 is configured with a primary zone for adatum.net. All root hints have been removed from Server1. All client computers refer to this DNS server for name resolution. You need to configure DNS resolution to ensure that all client computers can locate and access resources in adatum.net， adatum.com， and the Internet.   What should you do？（）

    • A、Configure a secondary zone for adatum.com on Server1.
    • B、Configure a primary zone for adatum.com on Server1.
    • C、Configure conditional forwarding for adatum.com with the IP address of the DNS server at the ISP.
    • D、Configure simple forwarding with the default settings with the IP address of the DNS server at the ISP.

    正确答案:D

  • 第13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14题：

    You are designing a DNS name resolution strategy to allow all users access to internal and external web sites.  What should you do？（）

    • A、 Allow zone transfers to any DNS server.
    • B、 Create a new stub zone for the DNS zone on the DNS server.
    • C、 Configure the DNS server to forward all unanswered queries to a DNS server located at the ISP
    • D、 Add the DNS server located at the ISP to the list of name servers for the fourthcoffee.com DNS zone

    正确答案:C

  • 第15题：

    单选题
    You are designing the DNS name resolution strategy for the internal network.  What should you do？ （）
    A

     Configure all internal DNS servers to use the default root hints.

    B

     Disable recursion on the DNS server in Seattle. Configure the Seattle DNS to use Dallas DNS server as a forwarder.

    C

     Create a root zone on the DNS server in Dallas. Configure the Seattle DNS server to use the Dallas DNS server as a forwarder.

    D

     Create a root zone on the DNS server in both Dallas and Seattle.


    正确答案： A
    解析： 暂无解析

  • 第16题：

    名词解释题
    dns resolution

    正确答案： 显示使用最近的dns服务器，将dns解析为ip地址所需要的时间，“dns查找”度量是指示dns解析问题或dns服务器问题的一个很好的指示器。
    解析： 暂无解析

  • 第17题：

    单选题
    Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 （SP2）.The network contains two DNS servers named Server1 and Server2.  You deploy a DHCP server named Server3 and configure all client computers to receive their IP configurations automatically.You discover that all client computers use Server2 for host name resolution.You need to ensure that all client computers use Server1 for host name resolution.  What should you do？（）
    A

    On Server3， modify the DNS option.

    B

    On Server3， modify the DNS domain name option.

    C

    On Server2， modify the Preferred DNS server setting.

    D

    On each client computer， modify the properties of the DNS Client service.


    正确答案： B
    解析： 暂无解析

相关内容