Cluster of differentiation (CD)
Cluster of differentiation (CD)
相关考题：
Which command would you use to enable chassis cluster on an SRX device, setting the cluster ID to 1 and node to 0?() A. user@host# set chassis cluster cluster-id 1 node 0 rebootB. user@host set chassis cluster id 1 node 0 rebootC. user@host set chassis cluster cluster-id 1 node 0 rebootD. user@host# set chassis cluster id 1 node 0 reboot
AnadministratorwantstousetheonlineplanningworksheetsasanaidtoconfiguringaPowerHAcluster.WhichPowerHAfilesetwouldtheadministratorneedtoinstallinordertoobtainthistool?() A.cluster.es.hawB.cluster.es.worksheetsC.cluster.es.tools.worksheetsD.cluster.es.server.worksheets
AnadministratorwantstoinstallWebSMITonanodethatisnotpartofacluster.WhichPowerHAfilesetprovidesthisfunction?() A.cluster.sysmgt.wsmB.cluster.es.client.wsmC.cluster.es.server.websmD.cluster.sysmgt.websm.rte
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.
A cluster node has a failed fibre adapter requiring the node to be halted to replace it. To minimize downtime， what is the appropriate method of performing this repair？（）A、 Perform the cIRGmove command to move the node’s resources to another cluster node.B、 Perform a graceful stop of the cluster，replace the adapter，and restart the cluster.C、 Perform a force stop of the cluster node，replace the adapter，and restart the cluster. D、 Perform a graceful takeover of the cluster，replace the adapter，and restart the cluster.
An administrator wants to install Web SMIT on a node that is not part of a cluster. Which PowerHA filesetprovides this function？（）A、cluster.sysmgt.wsmB、cluster.es.client.wsmC、cluster.es.server.websmD、cluster.sysmgt.websm.rte
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 and boot interface in the cluster， loopback interface， and the hostname of the nodeC、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， and the cluster gatewayD、IP address and IP label of each service and boot interface in the cluster， the loopbackinterface， the cluster gateway， and the subnet network addresses
An administrator wants to use the online planning worksheets as an aid to configuring a PowerHA cluster.Which PowerHA fileset would the administrator need to install in order to obtain this tool？（）A、cluster.es.hawB、cluster.es.worksheetsC、cluster.es.tools.worksheetsD、cluster.es.server.worksheets
Which command would you use to enable chassis cluster on an SRX device, setting the cluster ID to 1 and node to 0?（）A、user@host# set chassis cluster cluster-id 1 node 0 rebootB、user@host set chassis cluster id 1 node 0 rebootC、user@host set chassis cluster cluster-id 1 node 0 rebootD、user@host# set chassis cluster id 1 node 0 reboot
Which three statements are true when working with high-availability clusters？（）A、The valid cluster-id range is between 0 and 255.B、JUNOS security devices can belong to more than one cluster if cluster virtualization is enabled.C、If the cluster-id value is set to 0 on a JUNOS security device， the device will not participate in the cluster.D、A reboot is required if the cluster-id or node value is changed.E、JUNOS security devices can belong to one cluster only.
Your environment includes a Windows Server 2008 R2 Hyper-V failover cluster. You manage the virtual environment by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You plan to perform maintenance on the Hyper-V failover cluster. You need to complete the maintenance on the failover cluster while maximizing the uptime of the virtual machines （VMs）. What should you do prior to starting maintenance on each cluster node？（）A、Use Failover Cluster Manager to pause the cluster nodeB、Use Failover Cluster Manager to perform a quick migration of all VMs to another cluster nodeC、Use VMM to place the cluster node in maintenance modeD、Use VMM to pause all VMs and move them to another cluster node
单选题Suspending an application monitor with the cluster running will have what effect on the application？（）A AB BC CD D
单选题A customer is interested in using two Power 550 servers to implement a new two node cluster. The cluster willbe using SAN attached disk for shared storage and will be attached to one IP network. Which of the followingadapter configurations will meet the customer requirements while reducing single points of failure？（）A AB BC CD D
单选题You are an administrator of an active/passive cluster of MAG Series devices running in mixed- mode configuration (IF-MAP server and authenticating users). The active user count is quickly approaching the maximum limit of the cluster. You have been directed to reconfigure the cluster to an active/active cluster and add a new license to increase the total number of active users the cluster can support. What must you do before changing the cluster configuration?（）AApply the new license to the passive node of the cluster.BConfigure an external load balancer to hold the V IP.CDisable the active node in the cluster.DRemove the IF-MAP server configuration.
多选题Which three statements are true when working with high-availability clusters? (Choose three.)（）AThe valid cluster-id range is between 0 and 255.BJunos OS security devices can belong to more than one cluster if cluster virtualization is enabled.CIf the cluster-id value is set to 0 on a Junos security device, the device will not participate in the cluster.DA reboot is required if the cluster-id or node value is changed.EJunos OS security devices can belong to one cluster only.
单选题A customer wants to migrate their existing cluster onto new POWER6 hardware， and in addition requires thecluster to be migrated from PowerHA version 5.3 to 5.5. Given that AIX 6.1 and PowerHA 5.5 filesets arealready installed in the new hardware， which of the following methods would allow the customer to maintaintheir current cluster configuration？（）AAdd the new nodes to the existing cluster， and perform a rolling migration and remove the original nodesfrom the clusterBAdd the new nodes to the existing cluster， and perform a non-disruptive upgrade and remove the originalnodes from the cluster.CCreate a snapshot of the existing cluster and apply the snapshot to the new cluster. Start cluster serviceson the new cluster and stop the original clusterDCreate a snapshot of the existing cluster and apply the snapshot to the new cluster. Stop cluster serviceson the original cluster and start on the new cluster
单选题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.
单选题When configuring a single SRX210 as a firewall enforcer to a MAG4610 active/passive cluster, which statement supports a fault-tolerant configuration?（）AThe cluster VIP is defined on the MAG4610 cluster, and the VIP of the cluster is defined as an instance on the SRX Series device.BThe cluster VIP is not defined on the MAG4610 cluster, and the IP address of both the active and passive nodes of the cluster are defined as separate instances on the SRX Series device.CThe cluster VIP is defined on the MAG4610 cluster, and the IP address of the active node is defined as an instance on the SRX Series device.DThe cluster VIP is not defined on the MAG4610 cluster, and the IP address of the passive node is defined as an instance on the SRX Series device.
多选题Which three statements are true when working with high-availability clusters？（）AThe valid cluster-id range is between 0 and 255.BJUNOS security devices can belong to more than one cluster if cluster virtualization is enabled.CIf the cluster-id value is set to 0 on a JUNOS security device， the device will not participate in the cluster.DA reboot is required if the cluster-id or node value is changed.EJUNOS security devices can belong to one cluster only.
名词解释题差别寡头（differentiation oligopoly）