- Exam Code: C4090-453
- Exam Name: IBM System Storage DS8000 Technical Solutions V3
- Updated: Oct 12, 2026
- Q & A: 70 Questions and Answers
IBM C4090-453 actual dump : IBM System Storage DS8000 Technical Solutions V3
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IBM C4090-453 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| DS8000 Architecture and Concepts | - Storage system fundamentals
|
| Problem Determination and Maintenance | - Maintenance procedures
|
| Copy Services and Data Replication | - Data protection
|
| Installation and Configuration | - Host connectivity
|
| Administration and Monitoring | - Performance monitoring
|
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The IBM System Storage DS8000 Technical Solutions V3 blueprint covers these principal domains:
- Installation and Configuration
- DS8000 Architecture and Concepts
- Copy Services and Data Replication
The remaining domains appear in the full official outline, all of which our bank addresses.
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IBM lists the following prerequisites for the IBM System Storage DS8000 Technical Solutions V3: Recommended prior experience with enterprise storage systems and IBM DS8000 environments..
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IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
Question #1
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 is 4 GB for all cache sizes up to 64 GB. and 16 GB for all overall cache sizes over 64 GB
- C. NVS size is a part of the SARC algorithm and adapts automatically depending on the actual workload of the customer
- D. NVS size can be adjusted according to customer demand using the CLI
Correct Answer: A π³οΈ
Question #2
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. The D58800 is compatible with every SAN infrastructure
- B. If there are other DS8000 systems in the data center there is no need to check for any compatibility
- C. Check the System Storage Interoperation Center
- D. Check the interoperability matrix
Correct Answer: C π³οΈ
Question #3
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 remove the EMC systems.
- B. The production environment requires an outage to install the SVC.
- C. The production environment does not require an outage.
- D. The production environment requires an outage to install the D58870.
Correct Answer: B π³οΈ
Question #4
Which of the following is true regarding Extent Pools on a D38000?
- A. A Fixed Block LUN can span multiple Extent Pools.
- B. A Count Key Data Volume can span multiple Extent Pools.
- C. A Fixed Block LUN can have extents from separate ranks within the same Extent Pool.
- D. A Count Key Data Volume cannot have extents from separate ranks within the same Extent Pool.
Correct Answer: C π³οΈ
Question #5
The customer requires a point-in-time copy solution on a DS8000. Which of the following statements is true?
- A. The source and target volumes are totally independent and can be on any drives.
- B. The source and target volumes must be on drives with the same capacity and speed.
- C. The source and target volumes must be on different drivesets only if a background copy is being used.
- D. The source and target volumes must be on different drivesets.
Correct Answer: A π³οΈ
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