A customer has 6.5 TB with 146 GB 15k disk drives on an IBM System Storage DS8700. They want to add 15 TB using 300 GB 15k disk drives. The customer is concerned about performance and wants to know if the DS8700 has the performance capability. 
What is the appropriate way to  model the performance（）

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. 120 TB physical capacity is required per site. Only Fibre Channel drives can be used.  Which solution best meets the specified requirements（）

A.two DS8700 systems with two-way processor cards and 600 GB FC drives
B.two DS8700 systems with four-way processor cards and LPAR
C.two DS8700 systems with two-way processor cards and two frames per system
D.two DS8700 systems with four-way processor cards and two frames per system

单项选择题A customer needs 40 TB for Tier 2 Information Lifecycle Management （ILM） data installed on the System z VM. Their current data center is critically short of floor space.  Which of the following would satisfy the customer requirement（）

A.a DS5300 withFibre Channel drives 
B.an XIV with 15 modules of 1 TB drives 
C.a DS5100 with 2 TB SATA drives
D.an XIV with 6 modules of 1 TB drives

单项选择题A customer business requirement addresses data encryption implemented in tape and disk media. They plan to deploy a DS8700 to provide enterprise class storage and plan to configure the DS8700 with SSD and Fiber Channel disk drives.  Which statement is TRUE regarding disk encryption（）

A.SSD disk encryption does not consume space
B.SSD disk is faster than FC disk for encryption
C.no space is wasted due to encryption on DS8700
D.there is higher processor utilization using FDE drives

单项选择题A customer has the need for performance monitoring of an IBM System Storage DS8000.  Which product does the customer need（）

A.System Storage Productivity Center
B.Tivoli Storage Productivity Center for Data
C.Tivoli Storage Productivity Center for Disk
D.Tivoli Storage Productivity Center for Fabric

单项选择题A mainframe customer would like to receive a proposal for a mainframe storage system with 120 TB raw capacity. The  mainframe server load is not too high， and they need hard disk drives with the lowest possible power consumption to keep operating costs low. The customer will notincrease the capacity of their mainframe applications in the future but rather invest later into their System p servers.  Which of the following solutions best meets these requirements at the lowest cost（）

A.offer a DS8700 system with 600 GB FC drives
B.offer a DS8800 system with standard cabling and 600 GB SAS drives
C.offer a DS8800 system with business class cabling and 600 GB SAS drives
D.offer a DS8800 system with SATA drives