单选题While an electrician was adding additional circuits for the Data Center, the system running the Database inadvertently powered down. The fallover of the service IP labels and volume groups to the hot standby node completed as expected; however, the database did not start. The database log file indicated that the database was already started.  What is the most likely cause of this problem?()A The shared logical volumes and filesystems did not have database permissions.B There was a test instance running on the standby system that must be shutdown.C The tablespaces had an indicator indicating that the database had not shutdown properly.D The startup script for the highly available instance did not first perform cleanup operations.

单选题
While an electrician was adding additional circuits for the Data Center, the system running the Database inadvertently powered down. The fallover of the service IP labels and volume groups to the hot standby node completed as expected; however, the database did not start. The database log file indicated that the database was already started.  What is the most likely cause of this problem?()
A

 The shared logical volumes and filesystems did not have database permissions.

B

 There was a test instance running on the standby system that must be shutdown.

C

 The tablespaces had an indicator indicating that the database had not shutdown properly.

D

 The startup script for the highly available instance did not first perform cleanup operations.


参考解析

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A database administrator wants a unique IP address for each of three instances of a database.  Normally,all instances run on a large production node,but they may fallover to different standby nodes according to the dynamic node priority configuration.  What is the best way to obtain unique addresses for each of the three database instances?()A、 There is no way since this cannot be configured with HACMPB、 Use IP Replacement address takeover and define all service addresses on the same NICC、 Use IP Aliasing for address takeover and define each alias in a separate resource groupD、 Use EtherChannel to map the three alias IP addresses to the common service address defined to HACMP

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 promptB、 Alias the service IP address to the hostname in the /etc/host fileC、 Define a persistent IP address with HACMP and make it a practice to use the persistent address for administration workD、 Add a DNS entry to map the standby node name to the service IP address so telnet connections will be to the correct node

While an electrician was adding additional circuits for the Data Center, the system running the Database inadvertently powered down. The fallover of the service IP labels and volume groups to the hot standby node completed as expected; however, the database did not start. The database log file indicated that the database was already started.  What is the most likely cause of this problem?()  A、 The shared logical volumes and filesystems did not have database permissions.B、 There was a test instance running on the standby system that must be shutdown.C、 The tablespaces had an indicator indicating that the database had not shutdown properly.D、 The startup script for the highly available instance did not first perform cleanup operations.

Company.com complains that an outage is required when adding a new filesystem to cluster. The  System management function of HACMP (C-SPOC) functions in which manner when adding filesystems to a cluster?()  A、 Adds to all nodes with the cluster running.B、 Adds to all nodes with the cluster stopped.C、 Adds with the cluster running,uses "Lazy Update" to perform the logical volume synchronization.D、 Adds to all nodes with the cluster running but requires the volume groups to be exported andimported after.

A cluster using IPAT via IP aliasing has four adapters. Normally there are several resource  groups that have a total of four service IP labels. When two of the adapters fail, what happens?()  A、 The resource group containing the IP labels changes to an "offline" state.B、 The IP service labels of the failed adapters relocate the surviving adapters.C、 Nothing because the resource groups wait for the adapters to become active again.D、 The resource groups containing the IP labels of the failed adapters migrate to a backup node.

An enterprise has three nodes: -Node ’A’ is a production database, -Node ’B’ is a production  Application server, and -Node ’C’ is a test and development node. Node ’C’ is used by six programmers to develop and the production application as business critical and would like to make it highly available with HACMP. Application development and testing is not business critical.  Which of the following describes the best solution?()  A、 There is not an adequate solution because HACMP should not be configured in this environment without a dedicated standby node.B、 Nodes ’A’ and ’B’ should be configured in a cluster with mutual fallover of two cascading resource groups to provide both nodes will deliver acceptable response time with both resource groups.C、 Nodes ’A’ and ’C’ should be configured in one cluster, and Nodes ’B’ and ’C’ in another cluster to prevent both the database and application server from falling over to Node ’C’ at the same time.D、 Nodes ’A’, ’B’, and ’C’ should be configured in a cluster with Node ’C’ the hot standby for both the database and application server resource groups. Workload Manager (WLM) must be configured on database and application developers from over utilizing the CPU resources.

Company.com has a four-node cluster (nodes ’A’, ’B’, ’C’, and ’D’). The nodes are set up in  Resource group pairs. Node ’A’ falls over to Node ’B’, and Node ’C’ falls over to Node ’C’. During a maintenance windows, it was discovered that the six resource groups on Node ’A’ are too much to be adequately handled by Node ’B’.  What could be done to better utilize the available resources during fallover?()  A、 Implement Work Load manager so that the application monitors for additional resource      requirements.B、 Add a fifth node to function as a load leveler in order to control the dispatching of the resource jobs.C、 Implement Dynamic Node Priorities in the resource groups in order to find a node with suitable system resources.D、 Reduce the number of resource groups on Node ’A’ to 1 in order to ensure faster and more robust fallover to a single system.

Company.com has a resource group that contains a database that is accessed by a web client  based on another system. The communication to the database is TCP/IP. Occasionally after a failure, the end users get unusual error messages that indicate the database server is not available. It has been determined that the web server is trying to access the database server’s information before it has completed file system recovery after a failure.  How can HACMP affect this problem?()   A、 HACMP can resequence the order to the starting of the various resource group elements by utilizing Dynamic Node Priority.B、 The order of dependency can be controlled though the HACMP resource group configuration if the web server was made to be part of the HACMP cluster.C、 HACMP can delay making the network label available until after the filesystem checks have completed with the "filesystem mounted before IP is configured".D、 The IP service label can be in a second resource group allowing the sequential processing of resource groups to control when the IP service label is made available.

A cluster node has three network interfaces that support three resource groups with three service  IP labels. Each IP label uses IPAT via IP aliasing. One of the adapters fails, and all of the IP labels on it are moved to other interfaces as expected. The system supports the "hot swap" replacement of the network interfaces, and the system engineer has corrected the problem.  What will happen to the service IP lab3els when the repaired adapter is noticed by HACMP?()A、 They will migrate back to the repaired interface.B、 They will not move,the interface will join the pool of available resources.C、 They will not move; the interface will join the cluster as an available non-service adapter. D、 They will migrate to the repaired interface to create an equal number of service IP labels per interface.

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.

Company.com environment consists of 10 volume groups and 4 physical networks. The customer  Desires the fastest possible fallover for a two-node cluster.  Which of the following configuration alternatives will provide the fastest fallover?()  A、 IPAT via IP Aliasing,default shared volume groupsB、 IPAT via IP Replacement default shared volume groupsC、 IPAT via IP Aliasing,enhanced concurrent volume groupsD、 IPAT via IP Replacement,enhanced concurrent volume groups

Two MAG4610s are running in an active/passive cluster configuration. The system administrator is planning to apply a service package to the cluster.Which process should the administrator follow?()A、Perform the upgrade on the active node of the cluster. When completed, the node reboots and then pushes the service package to the passive node automatically.B、Perform the upgrade on the passive node of the cluster. When completed, the node reboots and then pushes the service package to the active node automatically.C、On the clustering status page, disable the active node. Perform the upgrade on the disabled node. When completed and the node reboots, enable the node on the clustering status page.Repeat the process on the passive node.D、On the clustering status page, disable the passive node. Perform the upgrade on the disabled node. When completed and the node reboots, enable the node on the clustering status page.Repeat the process on the active node.

Company.com has a two-node HACMP cluster with a single cascading resource group. Node ’A’  is the normal production node, and Node ’B’ is the standby node. One of the first steps in the HACMP test plan is to start the cluster and to verify that al elements for the resource group have been acquired. The administrator who is conducting the HACMP test starts the HACMP daemons on Node ’B’ with the ’smitty clstart" command. The administrator notices that Node ’B’ acquires the elements of the resource group, including a service IP labels,a shared volume group, and an application server that has been started. The expectation was that Node ’B’ would enter the cluster in a standby status, rather than acquiring production resources.  What should the administrator do to correct this problem?()   A、 Change the cluster to a rotating design.B、 Change the Cascading without Fallback flag to true.C、 Change the Inactive Takeover field to false in the cluster configuration.D、 Nothing should be done. This is the default behavior for cascading resource groups,and node ’A’ should have been started first.

单选题An administrator has configured a two node cluster, Node1 and Node2 with two resource groups, RG1 andRG2. The resource groups are configured as follows: RG1: Participating Nodes: Node1, Node2 Startup Policy: Online On Home Node Only Fallover Policy: Fallover To Next Priority Node In The List Fallback Policy Never Fallback RG2: Participating Nodes: Node2, Node1 Startup Policy: Online On Home Node Only Fallover Policy: Fallover To Next Priority Node In The List Fallback Policy: Fallback To Higher Priority NodeIn The List An Online on Different Nodes Dependency has been configured as:High Priority Resource Groups: RG2 Intermediate Priority Resource Group: RG1 The cluster has been running without any problems with both resource groups on their home nodes whenNode1 suffers a critical operating system problem causing the node to halt.What is the status of the resource groups?()()ARG1 is Online RG2 is OnlineBRG1 is Online RG2 is OfflineCRG1 is Offline RG2 is OnlineDRG1 is Offline RG2 is Offline

单选题Company.com complains that an outage is required when adding a new filesystem to cluster. The  System management function of HACMP (C-SPOC) functions in which manner when adding filesystems to a cluster?()A Adds to all nodes with the cluster running.B Adds to all nodes with the cluster stopped.C Adds with the cluster running,uses Lazy Update to perform the logical volume synchronization.D Adds to all nodes with the cluster running but requires the volume groups to be exported andimported after.

单选题Company.com has a four-node cluster (nodes ’A’, ’B’, ’C’, and ’D’). The nodes are set up in  Resource group pairs. Node ’A’ falls over to Node ’B’, and Node ’C’ falls over to Node ’C’. During a maintenance windows, it was discovered that the six resource groups on Node ’A’ are too much to be adequately handled by Node ’B’.  What could be done to better utilize the available resources during fallover?()A Implement Work Load manager so that the application monitors for additional resource      requirements.B Add a fifth node to function as a load leveler in order to control the dispatching of the resource jobs.C Implement Dynamic Node Priorities in the resource groups in order to find a node with suitable system resources.D Reduce the number of resource groups on Node ’A’ to 1 in order to ensure faster and more robust fallover to a single system.

单选题A database administrator wants a unique IP address for each of three instances of a database.  Normally,all instances run on a large production node,but they may fallover to different standby nodes according to the dynamic node priority configuration.  What is the best way to obtain unique addresses for each of the three database instances?()A There is no way since this cannot be configured with HACMPB Use IP Replacement address takeover and define all service addresses on the same NICC Use IP Aliasing for address takeover and define each alias in a separate resource groupD Use EtherChannel to map the three alias IP addresses to the common service address defined to HACMP

单选题A cluster node has three network interfaces that support three resource groups with three service  IP labels. Each IP label uses IPAT via IP aliasing. One of the adapters fails, and all of the IP labels on it are moved to other interfaces as expected. The system supports the "hot swap" replacement of the network interfaces, and the system engineer has corrected the problem.  What will happen to the service IP lab3els when the repaired adapter is noticed by HACMP?()A They will migrate back to the repaired interface.B They will not move,the interface will join the pool of available resources.C They will not move; the interface will join the cluster as an available non-service adapter. D They will migrate to the repaired interface to create an equal number of service IP labels per interface.

单选题An enterprise has three nodes: -Node ’A’ is a production database, -Node ’B’ is a production  Application server, and -Node ’C’ is a test and development node. Node ’C’ is used by six programmers to develop and the production application as business critical and would like to make it highly available with HACMP. Application development and testing is not business critical.  Which of the following describes the best solution?()A There is not an adequate solution because HACMP should not be configured in this environment without a dedicated standby node.B Nodes ’A’ and ’B’ should be configured in a cluster with mutual fallover of two cascading resource groups to provide both nodes will deliver acceptable response time with both resource groups.C Nodes ’A’ and ’C’ should be configured in one cluster, and Nodes ’B’ and ’C’ in another cluster to prevent both the database and application server from falling over to Node ’C’ at the same time.D Nodes ’A’, ’B’, and ’C’ should be configured in a cluster with Node ’C’ the hot standby for both the database and application server resource groups. Workload Manager (WLM) must be configured on database and application developers from over utilizing the CPU resources.

单选题During a planning session, it is determined that a three node cluster (Node ’A’, Node ’B’, and Node ’C’) will meet the customer’s application needs. Node ’B’ will be a hot-standby fallover node for both Node ’A’ and Node ’C’ resource groups.  A serial network for this cluster will require which connections?()A A single serial network between Node ’A’ and Node ’B’ and Node ’C’B A point-to-point link between Node ’A’ and Node ’C’,and Node ’B’ and Node ’C’C A serial network between Node ’A’ and Node ’C’,and a serial network between Node ’B’ and Node ’C’D A point-to-point link between Node ’A’ and Node ’B’ Node ’B’ and Node ’C’ and Node ’A’ ad Node ’C’

单选题A customer has recently acquired an XIV system which is up and running. The next phase of theirdata center refresh is to do a non-disruptive data migration off older EMC equipment and beginmanaging their entire environment which also includes HP and HDS storage subsystems. Whatsolution should the storage specialist propose?()A SAN Volume Controller B IBM Systems Director C Additional XIV system D Tivoli Storage Manager

单选题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 promptB Alias the service IP address to the hostname in the /etc/host fileC Define a persistent IP address with HACMP and make it a practice to use the persistent address for administration workD Add a DNS entry to map the standby node name to the service IP address so telnet connections will be to the correct node

单选题Two MAG4610s are running in an active/passive cluster configuration. The system administrator is planning to apply a service package to the cluster.Which process should the administrator follow?()APerform the upgrade on the active node of the cluster. When completed, the node reboots and then pushes the service package to the passive node automatically.BPerform the upgrade on the passive node of the cluster. When completed, the node reboots and then pushes the service package to the active node automatically.COn the clustering status page, disable the active node. Perform the upgrade on the disabled node. When completed and the node reboots, enable the node on the clustering status page.Repeat the process on the passive node.DOn the clustering status page, disable the passive node. Perform the upgrade on the disabled node. When completed and the node reboots, enable the node on the clustering status page.Repeat the process on the active node.

单选题A cluster using IPAT via IP aliasing has four adapters. Normally there are several resource  groups that have a total of four service IP labels. When two of the adapters fail, what happens?()A The resource group containing the IP labels changes to an offline state.B The IP service labels of the failed adapters relocate the surviving adapters.C Nothing because the resource groups wait for the adapters to become active again.D The resource groups containing the IP labels of the failed adapters migrate to a backup node.

单选题Company.com environment consists of 10 volume groups and 4 physical networks. The customer  Desires the fastest possible fallover for a two-node cluster.  Which of the following configuration alternatives will provide the fastest fallover?()A IPAT via IP Aliasing,default shared volume groupsB IPAT via IP Replacement default shared volume groupsC IPAT via IP Aliasing,enhanced concurrent volume groupsD IPAT via IP Replacement,enhanced concurrent volume 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.

单选题Company.com has a resource group that contains a database that is accessed by a web client  based on another system. The communication to the database is TCP/IP. Occasionally after a failure, the end users get unusual error messages that indicate the database server is not available. It has been determined that the web server is trying to access the database server’s information before it has completed file system recovery after a failure.  How can HACMP affect this problem?()A HACMP can resequence the order to the starting of the various resource group elements by utilizing Dynamic Node Priority.B The order of dependency can be controlled though the HACMP resource group configuration if the web server was made to be part of the HACMP cluster.C HACMP can delay making the network label available until after the filesystem checks have completed with the filesystem mounted before IP is configured.D The IP service label can be in a second resource group allowing the sequential processing of resource groups to control when the IP service label is made available.