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

第1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. 

第2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3题：

第4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

第5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.

第6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7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8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

第9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

第10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.