单项选择题 The en0 interface on Node1 of a two-node cluster has failed. This adapter is configured with a boot addressand under stable operations also has the service address of the cluster’s single resource group. The resourcegroup is configured with the fallback option. The HA network was configured for IPAT via aliasing and now theservice address is on the en1 interface in the cluster. The en0 interface has already been physically replacedand configured with the boot address. Which of the following will return the cluster to its original state andminimize cluster downtime？（）

单项选择题 Anadministratorhasatwonodecluster，Node1andNode2，runningresourcegrouprg1.TheresourcegroupisactiveonNode1.TheadministratorstoppedclusterservicesandunmanagedtheresourcegrouponNode1toworkonaproblem.Nowtheadministratorneedstomoverg1toNode2.Whichofthefollowingwillachievethis？（）

单项选择题 An administrator has integrated a new application into an existing resource group. An application server withstart and stop scripts was defined and added to the resource group definition. The cluster was thensynchronized. How can the new application be started with minimal downtime？（）