A customer has an IBM System Storage DS8700 at their primary site and an XIV system at their recovery site， which is 9.5 kilometers away. They want to replicate data for disaster recovery backup. 
Which factor is a primary consideration when proposing a solution for this customer（）

单项选择题TooptimizeperformanceonanIBMSystemStorageDS8000，theinput outputactivityshouldbespreadacross（）

A.multiple LUNs in a single array
B.multiple switches
C.multiple host bus adapters
D.multiple internal servers

单项选择题A customer has two data centers， 500 kilometers apart. The customer requests a proposal for new storage subsystems and a disaster recovery solution that provides consistent data in the event of a disaster at the local site.  Which IBM System Storage DS8000 solution should the storage  specialist propose to the client（）

A.Metro/Global Mirror
B.Metro Mirror
C.Global Copy
D.Global Mirror

单项选择题A customer has multiple applications on multiple open platforms in their current environment based on IBM System Storage DS8100. They plan to set up a business continuity solution that meets the objective of zero or little data loss for their business critical data. The customer has indicated that cost is a factor.  What should the storage specialist recommend（）

A.a DS8700 in the Business Continuity site with a Metro Mirror license
B.a DS8700 with SAN Volume Controller in the Business Continuity site
C.a DS8700 in the Business Continuity site with Global Copy license
D.two new DS5300 servers （production and Business Continuity site） with a Global Copy license

单项选择题Tiered disk systems （DS8700 and DS5020）， tape backup and Cisco director（s） utilizing VSANs have been proposed as a solution. The storage specialist is asked to explain the technical advantage of using Cisco directors and VSANs.  Which of the following is the key point to stress to the customer（）

A.a single director and VSANs provides redundant fabrics at reasonable cost
B.prevent disk and tape traffic from sharing a host port
C.ease of implementation of Administrative Domains
D.ability to easily create a DS8700 LPAR to send data directly to tape

单项选择题A customer has a wide range of IBM enterprise disk systems and wants to manage copy services functions.  Which of the products should the storage specialist recommend to this customer（）

A.DS Hardware Management Console （HMC）， because it manages ESS 800， DS6000， DS8000， and SVC storage servers
B.Tivoli Storage Productivity Center for Data， because it manages ESS 800， DS6000， DS8000， and SVC storage servers
C.Tivoli Storage Productivity Center for Replication， because it manages ESS 800， DS6000， DS8000， and SVC storage servers
D.External DS Hardware Management Console （HMC）， because it manages ESS 800， DS6000， DS8000， and SVC storage servers