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Real IBM C4090-453 practice exam questions for easy pass!
Updated: Jun 14, 2026
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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
1. A customer has a mission-critical application with redundant fabrics. The customer plans to replace older EMC system with a DS8870 and a SAN Volume Controller (SVC).
Which statement best describes the impact of data migration on the production environment?
A) The production environment requires an outage to install the SVC.
B) The production environment requires an outage to install the D58870.
C) The production environment does not require an outage.
D) The production environment requires an outage to remove the EMC systems.
2. A customer has a DS8000 with 100 TB raw capacity' installed and running in their data center. All storage is for open systems workloads. There is 30 TB of unused capacity'. There are no Advanced Functions installed, but after a presentation from the Business Partner they are interested in using FlashCopy to help reduce their overnight batch window.
How can this function be tested in compliance with the DS8000 licensing rules?
A) AFlashCopylicense for 30 TB is needed
B) Use the DSEA website to request a temporary' license
C) All Advanced Function software is loaded so it can be used in test mode for 45 days
D) A FlashCopy license for 100 TB is needed
3. What factor in the architecture of the DSS000 allows for concurrent microcode updates to be performed?
A) Call Home and Dial-in support
B) Control-unit Initiated Reconfiguration support
C) Built-in redundancy
D) Subsystem Device Drivers
4. The value-based licensing for the Operating Environment License (OEL) is priced based on what characteristics?
A) Amount of cache, number of host adapters, usable capacity
B) Only the amount of usable capacity
C) Disk drive type and raw capacity
D) Only the total raw capacity
5. What is the standard topology for volume relationships in a DS8000 Global Mirror environment?
A) Volume 1 is in a Global Mirror relationship with Volume 2.
B) Volume 1 is in a Global Copy relationship with Volume 2. Volume 2 is in a FlashCopy relationship with Volume 3. Volume 1 is also defined in a Global Mirror session.
C) Volume 1 is in a Global Copy relationship with Volume 2. Volume 2 is in a FlashCopy relationship with Volume 3. Volume 1 and Volume 2 are also defined in the Global Mirror session.
D) Volume 1 is in a Metro Mirror relationship with Volume 2. Volume 2 is in a FlashCopy relationship with Volume 3.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: B |
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