参考答案和解析
正确答案: A
解析: 暂无解析
更多“单选题在零传输(Zone transfers)中DNS服务使用哪个端口?()A TCP53B UDP53C UDP23D TCP23”相关问题
  • 第1题:

    以下关于服务协议的介绍哪一个是错误的()

    • A、SMTP简单邮件传输协议使用TCP协议,端口号是25
    • B、FTP文件传输协议(数据连接服务)使用TCP,端口号是20
    • C、DNS域名解析服务协议使用TCP协议,端口号53
    • D、TFTP简单文件传输协议使用UDP协议,端口号69

    正确答案:C

  • 第2题:

    网络端口一般按协议类型分为TCP端口和UDP端口。TCP端口,即传输控制协议端口,需要在客户端和服务器之间建立连接,以提供可靠的数据传输。常见的FTP服务、Telnet服务、SMTP服务、HTTP服务使用哪个端口?


    正确答案: FTP服务使用21端口;Telnet服务使用23端口;SMTP服务使用25端口;HTTP服务使用80端口

  • 第3题:

    在零传输(Zone transfers)中DNS服务使用哪个端口?()

    • A、TCP 53
    • B、UDP 53
    • C、UDP 23
    • D、TCP 23

    正确答案:B

  • 第4题:

    DNS区域传输使用的TCP/IP端口号是:()

    • A、UDP51
    • B、UDP53
    • C、TCP51
    • D、TCP53

    正确答案:B,D

  • 第5题:

    在零传输(Zone transfers)中DNS服务使用哪个端口?()

    • A、TCP53
    • B、UDP53
    • C、UDP23
    • D、TCP23

    正确答案:A

  • 第6题:

    Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso,com. You have a Unix-based DNS server, You need to configure your Windows Server 2008 environment to allow zone transfers of the contoso,com zone to the Unix-based DNS server. What should you do in the DNS Manager console()

    • A、Disable recursion.
    • B、Create a stub zone.
    • C、Create a secondary zone.
    • D、Enable BIND secondaries.

    正确答案:D

  • 第7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8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9题:

    单选题
    Your network contains a DNS server named DNS1 that runs Windows Server 2008 R2. DNS1 is configured as the DNS server for contoso.com. All client computers are configured to use DNS1 for name resolution.From a client computer, you run the Ping tool as shown in the exhibit. (Click the Exhibit button.) You need to ensure that users can use the Ping tool to resolve the IP addresses of internal servers to fully qualified domain names (FQDNs).What should you do?()
    A

    Create a GlobalNames zone.

    B

    Create a reverse lookup zone.

    C

    Create a forward lookup zone.

    D

    Enable zone transfers on the contoso.com zone.


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    在零传输(Zone transfers)中DNS服务使用哪个端口?()
    A

    TCP53

    B

    UDP53

    C

    UDP23

    D

    TCP23


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    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
    解析: 暂无解析

  • 第12题:

    单选题
    影响DNS服务器安全性的是()
    A

    使用防火墙控制对DNS的访问

    B

    避免DNS的HLNFO记录被窃取

    C

    更改DNS的端口号

    D

    限制区域传输


    正确答案: D
    解析: 暂无解析

  • 第13题:

    影响DNS服务器安全性的是()

    • A、使用防火墙控制对DNS的访问
    • B、避免DNS的HLNFO记录被窃取
    • C、更改DNS的端口号
    • D、限制区域传输

    正确答案:A

  • 第14题:

    DNS查询(queries)工具中的DNS服务使用哪个端口?()

    • A、UDP 53
    • B、TCP 23
    • C、UDP 23
    • D、TCP 53

    正确答案:A

  • 第15题:

    DNS缓存服务器发起递归查询时与外部授权服务器进行数据交互,DNS服务器及外部授权服务器使用的端口分别为:()

    • A、任意端口、任意端口
    • B、53端口、53端口
    • C、任意端口、53端口
    • D、53端口、任意端口

    正确答案:C

  • 第16题:

    有关DNS中Zone的描述,错误的是哪个()。

    • A、DNS以Zone为单位管理域名称空间
    • B、Zone中的数据保存在该区域的计算机上
    • C、一个DNS服务器能管理多个Zone
    • D、一个Zone能由多个DNS服务器管理

    正确答案:D

  • 第17题:

    Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 R2  and are configured as DNS servers. You have an Active Directory-integrated zone for contoso.com.   You have a UNIX-based DNS server.   You need to configure your Windows Server 2008 R2 environment to allow zone transfers of the  contoso.com zone to the UNIX-based DNS server.  What should you do in the DNS Manager console()

    • A、Disable recursion.
    • B、Create a stub zone.
    • C、Create a secondary zone.
    • D、Enable BIND secondaries.

    正确答案:D

  • 第18题:

    Your network contains a DNS server named DNS1 that runs Windows Server 2008 R2. DNS1 is configured as the DNS server for contoso.com. All client computers are configured to use DNS1 for name resolution.From a client computer, you run the Ping tool as shown in the exhibit. (Click the Exhibit button.) You need to ensure that users can use the Ping tool to resolve the IP addresses of internal servers to fully qualified domain names (FQDNs).What should you do?()

    • A、Create a GlobalNames zone.
    • B、Create a reverse lookup zone.
    • C、Create a forward lookup zone.
    • D、Enable zone transfers on the contoso.com zone.

    正确答案:B

  • 第19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20题:

    单选题
    Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 R2  and are configured as DNS servers. You have an Active Directory-integrated zone for contoso.com.   You have a UNIX-based DNS server.   You need to configure your Windows Server 2008 R2 environment to allow zone transfers of the  contoso.com zone to the UNIX-based DNS server.  What should you do in the DNS Manager console()
    A

    Disable recursion.

    B

    Create a stub zone.

    C

    Create a secondary zone.

    D

    Enable BIND secondaries.


    正确答案: B
    解析: 暂无解析

  • 第21题:

    单选题
    Your company has an active directory domain named ad.contoso.com. the company also has a public namespace named contoso.com. you need to ensure that public DNS zone records cannot be copied. You must achieve this goal without impacting the functionality of public DNS name resolutions. What should you do?()
    A

    Disable the notify feature for the contoso.com zone.

    B

    Disable the allow-read permission for the everyone group on the contoso.com DNS domain.

    C

    Configure the all domain controllers in the domain zone replication option on ad.contoso.com.

    D

    Configure the allow zone transfers only to servers listed on the named servers option on contoso.com.


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    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
    解析: 暂无解析

  • 第23题:

    单选题
    Your network contains an Active Directory forest. All domain controllers run Windows Server 2008 and are configured as DNS servers. You have an Active Directory-integrated zone for contoso,com. You have a Unix-based DNS server, You need to configure your Windows Server 2008 environment to allow zone transfers of the contoso,com zone to the Unix-based DNS server. What should you do in the DNS Manager console()
    A

    Disable recursion.

    B

    Create a stub zone.

    C

    Create a secondary zone.

    D

    Enable BIND secondaries.


    正确答案: A
    解析: 暂无解析

  • 第24题:

    单选题
    有关DNS中Zone的描述,错误的是哪个()。
    A

    DNS以Zone为单位管理域名称空间

    B

    Zone中的数据保存在该区域的计算机上

    C

    一个DNS服务器能管理多个Zone

    D

    一个Zone能由多个DNS服务器管理


    正确答案: D
    解析: 暂无解析