IBM System Storage DS8000 Technical Solutions V3: C4090-453 Exam
"IBM System Storage DS8000 Technical Solutions V3", also known as C4090-453 exam, is a IBM Certification. With the complete collection of questions and answers, ExamcollectionPass has assembled to take you through 70 Q&As to your C4090-453 Exam preparation. In the C4090-453 exam resources, you will cover every field and category in IBM Certified Specialist Certification helping to ready you for your successful IBM Certification.
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- Exam Code: C4090-453
- Exam Name: IBM System Storage DS8000 Technical Solutions V3
- Certification Provider: IBM
- Corresponding Certification: IBM Certified Specialist
- Updated: Sep 02, 2026
- No. of Questions: 70 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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IBM C4090-453 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Migration and Support | 10% | - Upgrade and compatibility - Support resources and documentation - Data migration strategies |
| Copy Services and Advanced Functions | 28% | - z/OS specific copy services - Metro Mirror / Global Mirror - Encryption and security - FlashCopy - Thin provisioning and QoS |
| Interoperability and Integration | 14% | - Open systems and mainframe environments - PowerHA and GDPS integration - VMware integration - Tivoli Storage Productivity Center |
| Solution Design and Sizing | 26% | - Requirements analysis - Configuration and sizing - TDA (Technical Delivery Assessment) process - Disk Magic and Capacity Magic tools |
| DS8000 Architecture and Components | 22% | - Cache and Non-Volatile Storage (NVS) - Easy Tier and storage tiering - Hardware architecture and components - RAS features and reliability |
IBM System Storage DS8000 Technical Solutions V3 Sample Questions:
Question 1
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 = 258TB, MM = 141TB, FlashCopy = 141TB, PAV = 1 17TB, EICON = Yes
B. OEL = 258TB, MM = S7TB, FlashCopy = 87TB, PAV = 87TB, FICON = Yes
C. OEL = 173TB, MM = 87TB, FlashCopy = 48TB1 PAV = 87TB, FICON = Yes
D. OEL = 258TB, MM = 258TB, FlashCopy = 258TB, PAV = 258TB, EICON = Yes
Question 2
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. 1 GB
C. 2 BG
D. 256 MB
Question 3
A Business Partner has been successful in selling a relatively small DSSSOO into an engineering company. It is the engineering company's first purchase of IBM hardware.
Who is responsible for ensuring the pre-install TDA is completed?
A. IBM Lab Services
B. Business Partner
C. IBM Tec line
D. IBM Maintenance and Technical Support
Question 4
A customer has recently decommissioned their DS8700 wants to use the same data center floor space for a new D38 870.
What is an important fact for the technical specialist to discuss with the customer as it relates to data center requirements?
A. Air circulation in the DS8870 has changed and flows back to front so cooling vent locations will need to be adjusted.
B. The rack dimensions on the DS8870 are larger than the D38700 so more floor space will be needed.
C. The DS8870 uses more power than the DS8700 so more power cords will need to be ordered.
D. The DS8870 uses a different power connector than the D68700 so new cords will need to be supplied.
Question 5
Which of the following statements about remote replication on the D38000 is true?
A. Global Mirror has a maximum of 256 volumes
B. Metro/Global Mirror can only be used for z/OS data
C. Global Copy does not provide consistency
D. Metro Mirror's longest supported distance is 100 kilometers
Solutions:
| Question 1 Answer: A | Question 2 Answer: B | Question 3 Answer: B | Question 4 Answer: D | Question 5 Answer: C |
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