单选题An active PowerHA cluster was shutdown from C-SPOC with the "Unmanage Resource Groups" option. Afterthe operation successfully completes， what is the internal state of the cluster manager as shown by the lssrc -ls clstrmgrES command？（）A ST_STABLEB ST_B

第1题：

During a cluster functionality test， and administrator performs a graceful stop for Node ’B’ in a three-node cluster. What is the expected state of the cluster after Node ’B’successfully completes？（）  

• A、 All cluster resources halt on Node ’B’，and one or both surviving nodes will gracefully acquire the resources.
• B、 All cluster processes halt on Node ’B’，the cluster resources remain active，and the remaining  nodes take no action.
• C、 All cluster processes stay active on Node ’B’，cluster resources are halted，and the remaining nodes take no action.
• D、 All cluster resources will stop，cluster processes halt on Node ’B’，and the remaining cluster nodes take no action.

第2题：

Company.com has a three-node cluster with six resource groups. There are two resource groups  for each node. A new hardware component will be added to one of the nodes. The customer wants to move the resource groups to other nodes，but not necessarily in the normal fallover order. Also，the resource groups must be moved at night when there is no one in the computer center. What can be done so that the resource group is moved at the most convenient normal fallover order. Also，the resource groups must be moved at night when there is no one in the computer center.  What can be done so that the resource group is moved at the most convenient time for the customer？（）   

• A、 Create a custom resource group with a custom fallback timer to cause the system shutdown at he appropriate time.
• B、 Set the system to stop with "shutdown" command at the appropriate time and allow HACMP to relocate the resources.
• C、 Use a script that calls the cIRGmove command and place it in the cron or a queue to execute at the appropriate time.
• D、 Change the existing resource groups to a custom type and add a timer to perform a "shutdown -h" command at the appropriate time.

第3题：

An active PowerHA cluster was shutdown from C-SPOC with the "Unmanage Resource Groups" option. Afterthe operation successfully completes， what is the internal state of the cluster manager as shown by the lssrc -ls clstrmgrES command？（）

• A、ST_STABLE
• B、ST_BARRIER
• C、ST_CBARRIER
• D、ST_UNMANAGED

第4题：

A step in the HACMP test plan is to gracefully stop the cluster on a node and to verify that the Shared resources fallover to the standby node. To prepare for this testing step， both nodes in the two-node cluster are in a stable state with the single resource group active on Node ’A’.  Which of the following is the best way to execute this portion of the test plan？（）  

• A、 Execute "lssrc -g cluster stop" on Node ’A’
• B、 Execute "cat /etc//motd >/dev/kmem" on Node ’A’
• C、 Execute "/usr/es/sbin/cluster/utilities/sclstop -gr" on Node ’A’
• D、 Find the pid of cluster manager daemon on Node ’A’ and issue a "kill-9" against the pid

第5题：

What affect will a shutdown -Fr command have on the resource groups on a cluster node？（）

• A、 They will be placed in an error state.
• B、 They will be released an not acquired by another node.
• C、 They will migrate to the next node in the priority list.
• D、 They will migrate to the next node and be reacquired by the first node on system restart.

第6题：

A three-node cluster experienced a node failure. The resource groups were acquired as cexpected. The node has been repaired，and HACMP has been restarted.  How does the operator determine that the node has successfully re-integrated into the cluster？（）  

• A、 Use the clstat command.
• B、 Use the cIRGinfor command.
• C、 Tail the /etc/hacmp.out file and wait for "node_up_complete" to finish successfully.
• D、 Tail the /usr/es/adm/cluster.log file and wait for "node_up_complete" to finish successfully.

第7题：

The resource group configuration for a four node cluster is shown below：Which resource groups will be acquired by node N2 if it joins the cluster first？（）

• A、rgC、rgE
• B、rgC、rgD
• C、rgE、rgB、rgD
• D、rgC、rgD、rgE

第8题：

During a resource group takeover operation， the resource group was found to go into error state. A tail of thehacmp.out file released the following message： Aug 3 12：57：20 EVENT FAILED:// -1： event_error 1 TE_RG_MOVE -1 WARNING:// Cluster PowerHA has beenrunning recovery program ’/usr/es/sbin/cluster/events/rg_move.rp’ for 360 seconds. Please check clusterstatus. What command can the administrator issue to cause the cluster to continue processing？（）

• A、clruncmd
• B、clrestart
• C、clcontinue
• D、clresactive

第9题：

An administrator has a 2 node cluster running PowerHA version 5.5. They remove a resource group from theactive cluster configuration. When performing a verify and synchronize of the cluster， the administrator getsthe following error： "migcheck[471]： cl_connect（） error， nodename=Node1， rc=-1 cldare： A communication error prevents obtaining the VRMF from remote nodes. A DARE event cannot be run until this is corrected. Please ensureclcomd is running." What is the most likely cause of this error？（）

• A、There is a DARE lock in place
• B、A PowerHA migration is in progress
• C、Cluster services is not active on the other node
• D、The other cluster node is running a different version of RSCT

第10题：

An administrator has made several topology and resource group changes on one node in a running cluster.During verification and synchronization， using the "Emulate" option， many errors are reported. Theadministrator decided the best course of action was to roll back the changes. Prior to the changes beingmade， a cluster snapshot was taken. Which of the following actions will roll back the changes with the least disruption？（）

• A、Perform a synchronization from a node without the changes.
• B、Apply the cluster snapshot on both nodes while the cluster is running.
• C、"Restore HACMP Configuration Database from Active Configuration" on the node where the changes weremade
• D、Stop the cluster using the option "Unmanage Resource Groups" and apply the cluster snapshot on thenode where the changes were made