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Updated: May 28, 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) move volumes with higher performance policy I/Os to faster disks or SSDS
C) invoke Easy Tier for higher performance policy I/Os
D) allocate additional cache for volumes with higher performance policies
2. Which of the following items would suggest that the use of space efficient FlashCopy for the Global Mirror secondary volume could present an issue?
A) There are multiple primary disk subsystems in the Global Mirror session
B) The workload has a large amount of heavy sequential write activity
C) The customer is using Tivoli Storage Productivity Center for Replication to manage Global Mirror
D) There is a long distance between the primary and secondary sites
3. 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) 256 MB
B) 8 GB
C) 2 BG
D) 1 GB
4. The exhibit represents a report from Capacity Magic. A customer wants to implement a mixed Open and System z environment. They will be using a combination of SSD, SAS and Nearline SAS drives. System z will require PAV. The NL-SAS drives will be used for FlashCopy targets for Open Systems and for Historical Report Data for z/OS. They wish to use Metro Mirror to replicate the Opens Systems production data to a remote site.
Which of the following best describes the minimum license requirements?
A) OEL = 173TB, MM = 87TB, FlashCopy = 48TB1 PAV = 87TB, FICON = Yes
B) OEL = 258TB, MM = 258TB, FlashCopy = 258TB, PAV = 258TB, EICON = Yes
C) OEL = 258TB, MM = 141TB, FlashCopy = 141TB, PAV = 1 17TB, EICON = Yes
D) OEL = 258TB, MM = S7TB, FlashCopy = 87TB, PAV = 87TB, FICON = Yes
5. What z/OS solution supported by the D68000 is designed to provide continuous availability in cases of disk subsystem failure?
A) HyperSwap
B) MIDAW
C) zHPE
D) HyperPAV
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |
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