单选题Moving data is one of the most common causes of planned downtime. For which of the followingpurposes might the data migration function of the SAN Volume Controller be used？（）A when replacing an SVC node due to a failureB when migrating from a Windows O

第1题：

A cluster administrator is concerned about using the forced varyon resource group function. Although the function provides increased data availability if it is enabled for a cluster resource group， management is concerned about data integrity.  If a varyonvg command fails， an HACMP forced varyon will only occur if which of the following is true？（）  

• A、 A loss of quorum has occurred on one of the disks in the failed volume group.
• B、 Selective fallover caused by an application moves a resource group to a takeover node.
• C、 A check is made to ensure at least one complete copy of all data is available in the volume group.
• D、 The MISSING_PV=TRUE environment variable has been set causing the volume group to be forced online.

第2题：

In which situation is shredding XML data recommended?（）

• A、When the data is naturally tabular
• B、When the number of nodes are volatile
• C、When the data by nature has sparse attributes
• D、When the data is of low volume and requires a complex star-schema topology

第3题：

第4题：

A customer has a mission-critical application with redundant fabrics. The customer plans to replace older EMC Symmetrix 8830 systems with an IBM System Storage DS8700 and an IBM SAN Volume Controller （SVC）.  Which statement best describes the way to minimize the impact of data migration on the production environment（）

• A、the production environment does not require an outage
• B、the production environment requires an outage to install the SVC
• C、the production environment requires an outage to install the DS8700
• D、the production environment requires an outage to remove the EMC systems

第5题：

Which of the following is most accurate in describing the required types of FCP zoningconsiderations when implementing a SAN Volume Controller （SVC）？（）

• A、zoning is typically limited to controlling access to physical storage
• B、zoning is focused on access control between SVC nodes and host systems
• C、zoning is focused on access to physical storage arrays， SVC clusters， and hosts
• D、zoning is focused on the access relationship between SVC nodes and the physical storagearrays

第6题：

Moving data is one of the most common causes of planned downtime. For which of the followingpurposes might the data migration function of the SAN Volume Controller be used？（）

• A、when replacing an SVC node due to a failure
• B、when migrating from a Windows OS to a Linux OS
• C、when replacing older storage with newer storage
• D、when performing a firmware upgrade on the SVC console

第7题：

All of the following are data optimization (space efficiency) technologies from IBM EXCEPT（）.

• A、STN6500 
• B、Easy Tier 
• C、ProtecTIER 
• D、SAN Volume Controller

第8题：

Which of the following is the MOST important consideration when implementing a data retentio program？（）

• A、 The data destruction requirements
• B、 The user awareness training program
• C、 The laws and legal requirements of the data
• D、 The companys individual data retention policies

第9题：

A mainframe customer with a 2105-800 storage subsystem will be migrating to a new data center.They will be replacing existing servers with newer hardware and the 2105 subsystem with an IBMSystem Storage DS8100. The data centers are 613 kilometers apart. The data migration andproduction cutover must be accomplished with minimal disruption. Which solution best meetsthese requirements?（）

• A、Metro Mirror
• B、HSM
• C、SVC
• D、Global Copy

第10题：

Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）

• A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.
• B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.
• C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.
• D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.