单选题In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）A IP address and IP label of each service and boot interface in the clusterB IP address and IP label of each service a

题目
单选题
In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）
A

IP address and IP label of each service and boot interface in the cluster

B

IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the node

C

IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gateway

D

IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses

相似考题

1.A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?()A. /etc/hostsB. /etc/namesC. /etc/rc.tcpipD. /etc/resolv.conf

2.You install three servers that run Windows Server 2003 Service Pack 2 (SP2). The servers are on the same subnet.You get the IP configuration for the servers as shown in the following table. You need to ensure that you can establish communication between the three servers. What should you do?（）A、Modify the IP address on Server3. B、Modify the IP address on Server1. C、Configure the hosts file on each server. D、Modify the default gateway for each server. 

3. 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 promptB、 Alias the service IP address to the hostname in the /etc/host fileC、 Define a persistent IP address with HACMP and make it a practice to use the persistent address for administration workD、 Add a DNS entry to map the standby node name to the service IP address so telnet connections will be to the correct node

4. Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?（）A、IP address 10.10.10.1 and TCP port 8080B、IP address 71.33.252.17 and TCP port 80C、IP address 71.33.251.19 and TCP port 80D、IP address 71.33.252.19 and TCP port 8080

参考答案和解析
正确答案： B
解析： 暂无解析
更多“单选题In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）A IP address and IP label of each service and boot interface in the clusterB IP address and IP label of each service a”相关问题

  • 第1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2题：

    Which of the following statements is true about IPAT via IP replacement？（）  

    • A、 Configuration of Hardware Address Takeover is supported.
    • B、 Fewer physical network interface cards are required in the cluster.
    • C、 It is the default for keeping a service IP labels highly available.
    • D、 None-service ip labels must use different subnets than service IP labels.

    正确答案:A

  • 第3题：

    A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?（）

    • A、/etc/hosts
    • B、/etc/names
    • C、/etc/rc.tcpip
    • D、/etc/resolv.conf

    正确答案:A

  • 第4题：

    A two-node cluster is configured for mutual takeover with two service IP labels. The cluster is Being tested for fallover behavior. Both nodes in the cluster have two network interfaces （ent0’ and ’ent1’） configured with IPAT via IP Replacement. When the network cable is removed from the interface card with the service address （’ent0’）， the service address is moved to ’ent1’， and ’ent0’ is reconfigured on its boot address. When the network cable is replaced on ’ent0，the service address does not switch back to ’ent0’.  What statement most accurately describes this situation？（）   

    • A、 EtherChannel is needed to automatically switch the service IP address back to ’ent0’.
    • B、 This is the default behavior for a network interface failure with this configuration.
    • C、 Gratuitous ARP support needs to be enabled for the IP Network Interface Module in SMIT.
    • D、 The Inactive Network Takeover option should be set to "true" to forece the service address back to ’ent0’.

    正确答案:B

  • 第5题：

    Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（）  #cat /etc/resolv.conf   domain abc.century.com   nameserver 192.9.201.1   nameserver 192.9.201.2  #cat /etc/netsvc.conf   hosts = bind，nis，local   #echo $NSORDER   local，bind 

    • A、 /etc/hosts on server 192.9.201.2
    • B、 /etc/hosts on the local system
    • C、 /etc/named.rev on 192.9.201.1
    • D、 /etc/netsvc.conf on the NIS server

    正确答案:B

  • 第6题：

    单选题
    Which of the following statements is true about IPAT via IP replacement？（）
    A

     Configuration of Hardware Address Takeover is supported.

    B

     Fewer physical network interface cards are required in the cluster.

    C

     It is the default for keeping a service IP labels highly available.

    D

     None-service ip labels must use different subnets than service IP labels.


    正确答案： A
    解析： 暂无解析

  • 第7题：

    单选题
    During Company.com planning session， the network administrator discusses the requirements of having a persistent MAC address associated with the IP Service address.  How can this be accomplished using HACMP？（）
    A

     Enable routed to handle dynamic route creation.

    B

     Use IPAT via IP aliasing and define the required MAC address.

    C

     Add the Service IP Label to the /etc/cluster/ping_client_list.

    D

     Use IPAT via IP replacement and define the required MAC address.


    正确答案： B
    解析： 暂无解析

  • 第8题：

    单选题
    A system does not have a nameserver defined for IP address resolution. What file does AIX use to determine the IP address of a remote system?（）
    A

    /etc/hosts

    B

    /etc/names

    C

    /etc/rc.tcpip

    D

    /etc/resolv.conf


    正确答案： A
    解析： 暂无解析

  • 第9题：

    单选题
    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： D
    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： D
    解析： 暂无解析

  • 第11题：

    单选题
    You install three servers that run Windows Server 2003 Service Pack 2 (SP2). The servers are on the same subnet.You get the IP configuration for the servers as shown in the following table.  You need to ensure that you can establish communication between the three servers.  What should you do?（）
    A

     Modify the IP address on Server3. 

    B

     Modify the IP address on Server1. 

    C

     Configure the hosts file on each server. 

    D

     Modify the default gateway for each server.


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    Given the following on a system that is not a name server， which will be the first area searched to resolve a host name to an IP address？（）  #cat /etc/resolv.conf   domain abc.century.com   nameserver 192.9.201.1   nameserver 192.9.201.2  #cat /etc/netsvc.conf   hosts = bind，nis，local   #echo $NSORDER   local，bind
    A

     /etc/hosts on server 192.9.201.2

    B

     /etc/hosts on the local system

    C

     /etc/named.rev on 192.9.201.1

    D

     /etc/netsvc.conf on the NIS server


    正确答案： D
    解析： 暂无解析

  • 第13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

  • 第14题：

    In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）

    • A、IP address and IP label of each service and boot interface in the cluster
    • B、IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the node
    • C、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gateway
    • D、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses

    正确答案:B

  • 第15题：

    During Company.com planning session， the network administrator discusses the requirements of having a persistent MAC address associated with the IP Service address.  How can this be accomplished using HACMP？（）  

    • A、 Enable routed to handle dynamic route creation.
    • B、 Use IPAT via IP aliasing and define the required MAC address.
    • C、 Add the Service IP Label to the /etc/cluster/ping_client_list.
    • D、 Use IPAT via IP replacement and define the required MAC address.

    正确答案:D

  • 第16题：

    A cluster node has three network interfaces that support three resource groups with three service  IP labels. Each IP label uses IPAT via IP aliasing. One of the adapters fails， and all of the IP labels on it are moved to other interfaces as expected. The system supports the "hot swap" replacement of the network interfaces， and the system engineer has corrected the problem.  What will happen to the service IP lab3els when the repaired adapter is noticed by HACMP？（）

    • A、 They will migrate back to the repaired interface.
    • B、 They will not move，the interface will join the pool of available resources.
    • C、 They will not move； the interface will join the cluster as an available non-service adapter. 
    • D、 They will migrate to the repaired interface to create an equal number of service IP labels per interface.

    正确答案:C

  • 第17题：

    Which of the following is a requirement for configuring a service IP address using IPAT via Replacement？（）

    • A、The service IP must be in the same logical subnet as all boot IP addresses
    • B、The service IP must be in a different logical subnet to all boot IP addresses
    • C、The service IP must be in the same logical subnet as the persistent IP addresses
    • D、The service IP must be in the same logical subnet as one of the boot IP addresses

    正确答案:D

  • 第18题：

    单选题
    A cluster node has three network interfaces that support three resource groups with three service  IP labels. Each IP label uses IPAT via IP aliasing. One of the adapters fails， and all of the IP labels on it are moved to other interfaces as expected. The system supports the "hot swap" replacement of the network interfaces， and the system engineer has corrected the problem.  What will happen to the service IP lab3els when the repaired adapter is noticed by HACMP？（）
    A

     They will migrate back to the repaired interface.

    B

     They will not move，the interface will join the pool of available resources.

    C

     They will not move； the interface will join the cluster as an available non-service adapter. 

    D

     They will migrate to the repaired interface to create an equal number of service IP labels per interface.


    正确答案： A
    解析： 暂无解析

  • 第19题：

    单选题
    In a cluster using /etc/hosts for name resolution， which of the following describes the minimum requirementsfor the /etc/hosts file？（）
    A

    IP address and IP label of each service and boot interface in the cluster

    B

    IP address and IP label of each service and boot interface in the cluster， loopback interface， and the hostname of the node

    C

    IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gateway

    D

    IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    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


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    A two-node cluster is configured for mutual takeover with two service IP labels. The cluster is Being tested for fallover behavior. Both nodes in the cluster have two network interfaces （ent0’ and ’ent1’） configured with IPAT via IP Replacement. When the network cable is removed from the interface card with the service address （’ent0’）， the service address is moved to ’ent1’， and ’ent0’ is reconfigured on its boot address. When the network cable is replaced on ’ent0，the service address does not switch back to ’ent0’.  What statement most accurately describes this situation？（）
    A

     EtherChannel is needed to automatically switch the service IP address back to ’ent0’.

    B

     This is the default behavior for a network interface failure with this configuration.

    C

     Gratuitous ARP support needs to be enabled for the IP Network Interface Module in SMIT.

    D

     The Inactive Network Takeover option should be set to true to forece the service address back to ’ent0’.


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    You install three servers that run Windows Server 2003 Service Pack 2 (SP2). The servers are on the same subnet.You get the IP configuration for the servers as shown in the following table. You need to ensure that you can establish communication between the three servers. What should you do?（）
    A

    Modify the IP address on Server3. 

    B

    Modify the IP address on Server1. 

    C

    Configure the hosts file on each server. 

    D

    Modify the default gateway for each server. 


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    Which of the following is a requirement for configuring a service IP address using IPAT via Replacement？（）
    A

    The service IP must be in the same logical subnet as all boot IP addresses

    B

    The service IP must be in a different logical subnet to all boot IP addresses

    C

    The service IP must be in the same logical subnet as the persistent IP addresses

    D

    The service IP must be in the same logical subnet as one of the boot IP addresses


    正确答案： A
    解析： 暂无解析

  • 第24题：

    单选题
    Interface ge-0/0/2.0 of your router is attached to the Internet and is configured with an IP address and network mask of 71.33.252.17/24. A host with IP address 10.20.20.1 is running an HTTP service on TCP port 8080. This host isattached to the ge-0/0/0.0 interface of your router. You must use interface-based static NAT to make the HTTP service on the host reachable from the Internet. On which IP address and TCP port can Internet hosts reach the HTTP service?（）
    A

    IP address 10.10.10.1 and TCP port 8080

    B

    IP address 71.33.252.17 and TCP port 80

    C

    IP address 71.33.251.19 and TCP port 80

    D

    IP address 71.33.252.19 and TCP port 8080


    正确答案： D
    解析： 暂无解析

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