IBM Midrange Storage Technical Support V4 認定 C4090-461 試験問題:
1. An existing IBM customer is required to reduce storage footprint in the data center due to decreasing budget for floor space. The customer has asked the IBM storage specialist for an option for a Fibre Channel connected storage system that will provide a large amount of a storage space in the smallest possible footprint.
Which storage system should the IBM specialist recommend?
A) DCS3860
B) IBM Storwize V7000
C) IBM Storwize V3700
D) DCS3700
2. A customer requires a low cost data at rest encryption storage solution. You suggest the IBM Storwize V7000 model 524 solution. The customer inquiries how the keys are generated anw where the encryption keys are stored.
Where is the master encryption key of the IBM Storwize V7000 stored?
A) In secure memory in SAS controller hardware
B) On an external device when encryption is enabled
C) In the secure management area on the quorum disk
D) On the SAS interface chip on the drive
3. A customer has been experiencing sporadic performance issues on its IBM Storwize
V7000 system. Analysis has shown that during peak workloads it is CPU constrained.
What can be done to alleviate the CPU contention?
A) Perform a Capacity Magic study
B) Add a second I/O group
C) Implement Real-time Compression
D) Add IBM Spectrum Control
4. From a performance perspective, which metric is the most important aspect of the storage system for streaming video?
A) IOPS
B) Latency
C) Capacity
D) Throughput
5. A customer currently has a NettApp solution today and is unhappy with the performance of the system. The customer is very happy with the SnapManager software from NetApp, which is one of the challenges for moving the customer to a new IBM storage product.
What additional product should the technical specialist show the customer to help ease its concern about utilizing snapshots?
A) IBM Spectrum Protect
B) Tivoli Storage FlashCopy Manager
C) TotalStorage Productivity Center for Replication
D) Tivoli Storage Productivity Center
質問と回答：
| 質問 # 1 正解： A | 質問 # 2 正解： A | 質問 # 3 正解： B | 質問 # 4 正解： A | 質問 # 5 正解： B |
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