A.check the output of the vmstat command on AIXB.check ……

单项选择题WhatisonereasonthecustomershouldinstallIBMSystemStorageDS8000VirtualPrivateNetwork（VPN）technologyfortheCallHomefunction（）

A.to avoid using a more expensive dial-up modem
B.to load new licensed internal code
C.to achieve more efficient and faster problem resolution
D.to enable capacity on demand

单项选择题A customer using an IBM System Storage DS8300 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 DS8300 system
B.looking at the number of I/O managed by the DS8300 system
C.reading the performance reports via TotalStorage Productivity Center for Disk
D.generating reports using the TotalStorage Expert

单项选择题A customer recently installed new SAN with an IBM System Storage DS8300 and several open systems servers to address a need for storage consolidation and still provide  good response time. They have asked the Business Partner technical representative for the most complete IBM product that would allow them to do performance reporting of the new SAN environment.  What is the best solution（）

A.Tivoli Storage Manager
B.Total Productivity Productivity Center for Disk
C.Total Productivity Center Basic Edition
D.Total Storage Productivity Center Standard Edition

单项选择题A customer SAN environment has undergone significant growth over the past two years. They havealso 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.Visio
B.TPC Basic Edition
C.IBM Tivoli NetView
D.Fabric Manager

单项选择题A customer wants to collect performance data from a newly installed IBM System Storage DS8300 to determine if the system meets expected benchmarks using their application test data.  Which tool best gathers the performance data（）

A.IBM DS Storage Manager
B.IBM Tivoli Storage Resource Manager
C.IBM TotalStorage Productivity Center for Disk
D.IBM TotalStorage Productivity Center for Data