单选题 A company has acquired another company and is consolidating data centers. During the consolidation， half of the users of a business-critical application lost access. The users who maintained access experienced slow performance.  What is the first action the SAN/storage administrator should take to determine the source of the problem（）

单选题 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（）

单选题 What is used to gather information on a Windows host that will be used for determining the optimum configuration of an IBM System Storage DS8100（）

单选题 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（）

单选题 A company is consolidating four IBM System x servers. Each server has 500 GB of disk storage and each will grow to 2 TB within the next year. Additionally， the company will implement a SAN over the next year and must include connectivity and storage for its existing IBM System z and two IBM System p servers.    Which storage solution meets the company requirements（）

单选题 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（）

单选题 Acustomer RFP requires installation of an open system SAN and migration of 40 TBs currently residing on ten UNIX servers （on native server disk）. The Service Level Agreement （SLA） requires no more than five minutes per week of planned downtime for backup.  Which IBM System Storage solution should the sales specialist propose（）

单选题 Acustomer has requested an IBM System Storage DS8300 system for a new Exchange 2003 email solution to meet the following requirements：  - 20% yearly growth - 25，000 mail boxes - approximately 50/50 mix of read/write operations  The storage specialist has used Capacity Magic to calculate a base configuration of 46.7 TB raw capacity， 64 GB cache， and 24 ports for the DS8300. The storage specialist has been asked to model this configuration using the expected workload to verify that it is a viable solution.  What is needed to start modeling（）

单选题 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（）

单选题 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（）