單項(xiàng)選擇題

A new Disaster Recovery site has been established using Metro Mirror to hold synchronous data at both sites. After the Metro Mirror is started， one of the most important applications， a DB2 database， slows down. An analysis shows that the I/O rate （especially write I/Os） is less than 40% compared to the former rates.
What is the best explanation for this behavior（）

A.the bandwidth of the PPRC connection between the two sites is too small
B.the DS8000 SFI at the remote site was shipped with slower disks
C.I/O rates vary， depending on the distance between the two sites and the rates cannot be changed easily， due to latency
D.the DB2 database does not work with Metro Mirror without an additional license

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An IBM Business Partner sells an IBM System Storage DS8700 to a customer.
Who is responsible for the installation and set up of the storage server（）

A.purchasing customer
B.IBM Installation Readiness Team
C.IBM Customer Engineer
D.IBM Business Partner

單項(xiàng)選擇題

A customer’s SAN environment has undergone significant growth over the past two years. They have also suffered a high turnover rate with administrative personnel. The customer has asked a storage specialist for help in documenting and understanding their changing SAN environment. The ability to make configuration changes to devices would be a plus.
Which tool should the storage specialist suggest（）

A.Tivoli Storage Productivity Center Fabric Manager
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An IBM Business Partner sells an IBM System Storage DS8700 to a customer. Who is responsible for the installation and set up of the storage server（）

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An IBM Business Partner sells an IBM System Storage DS8700 to a customer.
Who is responsible for the installation and set up of the storage server（）