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Updated: Jun 05, 2026
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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. When I/O Priority Manager is enabled, each volume in a D38800 is assigned to a performance group at the time of the volume creation.
What action will the DS8800 take to ensure that the most important volumes as defined to I/O Priority Manager receive the highest level of system resources available?
A) delay I/Os with lower performance policies
B) invoke Easy Tier for higher performance policy I/Os
C) move volumes with higher performance policy I/Os to faster disks or SSDS
D) allocate additional cache for volumes with higher performance policies
2. A potential DS8OIJO customer would like to understand the size of the non-volatile storage (NVS) as compared to the overall size of the DS8000 processor memory.
Which technical feedback to the customer is correct?
A) NVS size is 1/32 scale (in minimum 1 GB) of the overall processor memory
B) NVS size can be adjusted according to customer demand using the CLI
C) NVS size is a part of the SARC algorithm and adapts automatically depending on the actual workload of the customer
D) NVS size is 4 GB for all cache sizes up to 64 GB. and 16 GB for all overall cache sizes over 64 GB
3. A potential D6881J0 customer asks the technical specialist if the D38800 systems provide a point in time copy solution where the FlashCopy volume can logically be pre-configured but no disk space is allocated as long as there are no updated tracks written.
Which D38800 FlashCopy method supports this customer's requirement?
A) space efficient FlashCopy
B) incrementalFlashCopy
C) FlashCopy with N000PY option
D) dataset FlashCopy
4. A customer wants to add a new DSS8OFJ into a data center that is already in production. How is it possible to verify that the DS8800 is supported into the customer's SAN and server infrastructure?
A) Check the interoperability matrix
B) Check the System Storage Interoperation Center
C) If there are other DS8000 systems in the data center there is no need to check for any compatibility
D) The D58800 is compatible with every SAN infrastructure
5. A potential D68870 customer asks the technical specialist which extent size is used to relocate hot extents from normal SAS disk resources to SSDs because they want to understand IBM's adjustment compared to the other high end disk suppliers.
Which is the extent size used for DSS000 Easy Tier data relocation?
A) 8 GB
B) 256 MB
C) 2 BG
D) 1 GB
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: B | Question # 5 Answer: D |
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