单选题An HACMP cluster has three nodes of unequal size. The largest node is Node ’A’. The primary application on Node ’A’ has two components. One component is memory intensive， the other is IO intensive. Nodes ’B’ and ’C’ are running web servers and databases that access information produced by applications on Node ’A’. The customer requires the most performance from the primary application and wants all nodes available for fallover processing. Which of the following is the best solution for meeting the customer requirements？（）A Use nodes of equal size.B Create multiple resource groups and use loadlever.C Use dynamic node priority to manage resource groups.D Use an ordered list to manage resource group fallover.
单选题
An HACMP cluster has three nodes of unequal size. The largest node is Node ’A’. The primary application on Node ’A’ has two components. One component is memory intensive， the other is IO intensive. Nodes ’B’ and ’C’ are running web servers and databases that access information produced by applications on Node ’A’. The customer requires the most performance from the primary application and wants all nodes available for fallover processing. Which of the following is the best solution for meeting the customer requirements？（）
A
Use nodes of equal size.
B
Create multiple resource groups and use loadlever.
C
Use dynamic node priority to manage resource groups.
D
Use an ordered list to manage resource group fallover.
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A new HACMP maintenance level has recently been released. An administrator is creating a project plan that is required for applying the updates for a three-node production cluster. To minimize downtime，what is the best way to accomplish the updates on all cluster nodes？（） A、 Perform a graceful takeover one node at a time and apply the updates.B、 Perform the updates on all nodes simultaneously using C-SPOC utilities.C、 Perform the updates on node at a time with the cluster software active.D、 Perform a graceful stop of all cluster nodes and apply updates to all nodes.
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.
Company.com has a three-node cluster （Node ’A’， Node ’B’， and Node ’C’） with three resource Groups （rg1， rg2， and rg3）. Node ’A’ has twice as many CPUs and twice as much memory as the two test add development Nodes ’B’ and ’C’. During normal production processing， all resource groups are active on Node ’A’. What is most efficient way to configure the cluster to manage the workload？（） A、 Use thee cascading resource groups where ’rg1’ and ’rg2’ fallover to Node ’B’ and ’rg3’ falls over to Node ’C’B、 Use Dynamic Node Priority resource groups with a priority chain consisting of Node ’A’ then Node ’B’ then Node ’C’C、 Use three rotating resource groups with ’rg1’ and ’rg2’ falling over to node ’B’ and ’rg3’ falling over to Node ’C’D、 Upgrade Nodes ’B’ and ’C’ to be equal to Node ’A in CPU and memory resources to enable the cluster to synchronize three resource groups
Company.com has a six-node concurrent resource group with an application that is accessed by a web connection to the cluster nodes. How is the workload moved to another cluster node during a node failure？（） A、 The concurrent application must control the web interface through application monitoring.B、 A second resource group will be required to move the web application and IP label to a new node during a node failure.C、 The concurrent resource group can support multiple IP labels through IP aliasing so all IP labels are defined in the concurrent resource group.D、 The dynamic node priority facility in HACMP will relocate the web application and the IP label，if it is correctly defined in the application start and stop script.
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单选题Company.com has a six-node concurrent resource group with an application that is accessed by a web connection to the cluster nodes. How is the workload moved to another cluster node during a node failure？（）A The concurrent application must control the web interface through application monitoring.B A second resource group will be required to move the web application and IP label to a new node during a node failure.C The concurrent resource group can support multiple IP labels through IP aliasing so all IP labels are defined in the concurrent resource group.D The dynamic node priority facility in HACMP will relocate the web application and the IP label，if it is correctly defined in the application start and stop script.
单选题An existing cluster has an application node and database node. Changes in the application require both nodes to have access to the other’s data all of the time. Which facility managed by HACMP can be implemented with the least amount of impact？（）A NFSB AFSC DFSD GPFS
单选题The IP subsystem fallover behavior of a two-node cluster is being testing in a large client organization. One of the tests is to simulate a network_down event and verify that HACMP movesthe single resource group to the standby node. What is the best way to simulate a network down condition？（）A Turn off the IP core switch connecting the two nodes.B Issue the command stopsrc -g inetd on the node that has the resource group.C Issue the command sh /etc/rc.tcpclean on the node that has the resource group.D Simultaneously unplug all network cables from the node that has the resource group.
单选题Company.com is migrating from a third party managed disk subsystem to an IBM TotalStorage Enterprise Storage Server. Connection of the new storage server is complete， and it has been tested on all of the nodes in the three node HACMP cluster. How does the customer migrate to the new storage server with minimum down time？（）A Shut down one node at a time and let the other node serve the applicationB Stop HACMP with the forced option and perform migration of the disks on one node，then restart HACMPC Stop both nodes and perform the migration all at once using standard AIX commands in parallel， then restart the clusterD Use C-SPOC to add the new disks to the cluster and migrate the information off the existing disks， then remove the old disks with C-SPOC
单选题An administrator has a two-node PowerHA cluster in a mutual takeover configuration. He needs to updatefrom 5.5 service pack 1 to 5.5 service pack 2. Which of the following actions will perform the updates with norisk of disruption to applications running in the cluster？（）AUnmanage resource groups on all nodes， update the cluster filesets， start cluster services on all nodes，ensure cluster services stabilizeBUpdate the cluster filesets on all nodes. Run ’refresh -s clstrmgrES’ on one node， wait for the cluster tostabilize， repeat for all other nodesCUnmanage resource groups on one node， update the cluster filesets， start cluster services. Wait for thecluster to stabilize and repeat for all other nodes.DBring resource groups （RGs） online on all nodes concurrently， bring RGs offline on one node， update thecluster filesets， bring RGs online， repeat for all other nodes
单选题Company.com has a three-node cluster （Node ’A’， Node ’B’， and Node ’C’） with three resource Groups （rg1， rg2， and rg3）. Node ’A’ has twice as many CPUs and twice as much memory as the two test add development Nodes ’B’ and ’C’. During normal production processing， all resource groups are active on Node ’A’. What is most efficient way to configure the cluster to manage the workload？（）A Use thee cascading resource groups where ’rg1’ and ’rg2’ fallover to Node ’B’ and ’rg3’ falls over to Node ’C’B Use Dynamic Node Priority resource groups with a priority chain consisting of Node ’A’ then Node ’B’ then Node ’C’C Use three rotating resource groups with ’rg1’ and ’rg2’ falling over to node ’B’ and ’rg3’ falling over to Node ’C’D Upgrade Nodes ’B’ and ’C’ to be equal to Node ’A in CPU and memory resources to enable the cluster to synchronize three resource groups
单选题An enterprise has two nodes： -Node ’A’ runs a large relational database and ha six CPUs and 32GB of memory. -Node ’B’ is an application server with three CPU’s and 16GB of memory. During peak production periods， the CPU load for Node ’A’ is normally between 30% and 40%. For Node ’B’， the CPU load is 10% to 20% during peak production periods. Which of the following describes the best solution for an HACMP cluster？（）A Two cluster with two resource groups in a mutual takeover configuration.B One cluster with two cascading resource groups in a mutual takeover configuration.C One cluster with two rotating resource groups in a one-sided hot standby configuration.D Two clusters with two resource groups in a hot-standby configuration with a newly acquired third node.