A customer has a storage requirement for a mixed IBM System p and System z environment. They require approximately 2 TB of high performance disk for their System z environment. They require approximately 25 TB of low-performance disk for their System p environment. The storage specialist is using Capacity Magic to configure an IBM System Storage DS8300. 
Which configuration is most appropriate for this customer（）

单项选择题A customer with a small IT budget has one data center. Their main application is a database running on an IBM System Storage DS8000. The database has a data change rate of 50% per day. Once a week， they must do a point-in-time backup from the database to tape. The time it takes to run the backup now exceeds the backup window allowed. The customer requests a proposal to reduce database downtime caused by running backups， with nearly no impact to production volumes.    In addition to the tape backup， which DS8000 feature should a technical specialist propose（）

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

单项选择题A customer wants to directly attach five servers to an IBM System Storage DS8100. They do not intend to use any SAN switches and would like the servers to have a redundant connection to the IBM DS8100. What is the minimum number of DS8000 host adapter cards that the customer will require（）

A.2
B.4
C.6
D.8

单项选择题A customer has an IBM System Storage DS8100 and wants to reach the highest possible throughput in the back-end for a storage-pool-striped volume out of an extent pool with 8 ranks.  Over how many device adapter pairs should a technical specialist spread the workload（）

A.2
B.4
C.6
D.8

单项选择题A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server. The customer does not have a SAN installed. The customer will require approximately 4 TB for System p and 3 TB for System i. The customer states that performance and isolation of the System i system is most important. Capacity， multi-path access， and replication functions are important for the System p servers.    Which solution best satisfies the customer requirements（）

A.IBM System Storage DS8100 with 300 GB drives for the System p， 73 GB/15k drives for System i， and advanced functions for System p capacity
B.IBM System Storage DS8300 with LPAR， 73 GB/15k drives for System i， and 300 GB drives and advanced functions for System p capacity
C.IBM System Storage DS6800 with direct attach， 73 GB/15k drives for System i performance， and 300 GB drives and advanced functions for System p
D.IBM System Storage DS6800 with LPAR， 146 GB/15k drives for System i， 500 GB FATA drives for System p

单项选择题A bank has requested proposals for a storage solution to upgrade their disaster recovery processes for their IBM System z， UNIX， and Microsoft Windows environment. The solution must simulate a multi-site environment and provide the customer the ability to evaluate Metro Mirror， Global Mirror， Global Mirror for z OS， and FlashCopy. Floor space is limited.  Which solution best meets the specified requirements（）

A.two IBM System Storage DS8100 systems
B.one IBM System Storage DS8300 with LPAR
C.two IBM System Storage DS6800 systems in a single rack
D.one IBM System Storage DS6800