A customer has purchased three IBM System Storage DS8700 systems and would like to have their administrators trained. 
Which training alternative provides the necessary training with the least financial impact（）

单项选择题A customer using an IBM System Storage DS8700 is facing performance problems. After the analysis by the technical specialist， the diagnosis indicates that the cache hits may be improved by a cache upgrade.  How can the system be monitored in order to check the benefits of the cache upgrade（）

A.using the "vmstat" command on the AIX servers connected via SAN to the DS8700 system
B.look at the IOPS using the DS8700
C.reading the performance reports via Tivoli Storage Productivity Center for Disk
D.generating reports using theTotalStorage Expert

单项选择题An IBM Business Partner suggests an IBM System Storage DS8000 to a customer with a SAN   that is now configured with an EMC Symmetrix subsystem disk.  The customer wants to determine if new HBAs and software upgrades are needed on the servers if the EMC storage is replaced by the DS8000 What document must be carefully read to help address the customer’s concerns（）

A.IBM System Storage DS8000： Host Systems Attachment Guide
B.DS8000 Interoperability Matrix
C.IBM System Storage DS8000： Introduction and Planning Guide
D.IBM System Storage Solution Handbook

单项选择题A customer needs a remote data copy， data migration， and off-site backup solution. The solution cannot impact application performance. The sites are over continental distances.  Which characteristic of DS8700 Global Mirror makes it a good fit for this customer（）

A.it provides synchronous mirroring on both sides
B.it can be implemented withoutFlashCopy volumes at the target site
C.with Global Mirror， the Metro Mirror functions can be used over continental distances
D.it has almost no impact on application performance because of its extremely short andadjustable coordination time

单项选择题A current IBM System Storage DS8000 open systems customer needs a temporary copy of data that will be needed for only 12 hours.  Which DS8000 function best satisfies this requirement（）

A.Multiple RelationshipFlashCopy
B.IncrementalFlashCopy
C.FlashCopy SE
D.Data SetFlashCopy

单项选择题A customer requires an infrastructure to support disaster recovery of critical applications between two remote data centers. One data center is in Tokyo and one is in Beijing. The customer’s Recovery Point Objective （RPO） requires a six-hour window for a bandwidth of 100 MB s and a new storage system for a total of 4 TB of data. They estimate 100 MB of new data produced hourly. What data synchronization method would be recommended to meet the requirements（）

A.Metro Mirror
B.FlashCopy
C.Global Mirror
D.Snapshot