IBM XIV Storage System Technical Solutions V4: C4090-456 Exam
"IBM XIV Storage System Technical Solutions V4", also known as C4090-456 exam, is a IBM Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 70 Q&As to your C4090-456 Exam preparation. In the C4090-456 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: C4090-456
- Exam Name: IBM XIV Storage System Technical Solutions V4
- Certification Provider: IBM
- Corresponding Certification: IBM Certified Specialist
- Updated: Sep 15, 2026
- No. of Questions: 70 Questions & Answers with Testing Engine
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IBM C4090-456 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: XIV Architecture and Concepts | 25% | - Hardware components and system layout
|
| Topic 2: Operations and Administration | 25% | - User and access management
|
| Topic 3: Installation and Configuration | 20% | - Storage provisioning
|
| Topic 4: Data Protection and Replication | 15% | - Snapshot and backup features
|
| Topic 5: Troubleshooting and Maintenance | 15% | - Problem determination
|
IBM XIV Storage System Technical Solutions V4 Sample Questions:
An XIV administrator wants to migrate a legacy DS4700 to XIV. The DS4700 is mirrored across a low-bandwidth link to a second DS4700 at a second site. The XIV volumes will need to be mirrored to a second XIV using asynchronous replication.
What feature will help perform this task?
- A. cache-disabled volumes
- B. asynchronous migration
- C. volume mirroring
- D. offline initialization
Correct Answer: D 🗳️
On a thin-provisioned pool the size of the volume is limited by:
- A. the hard capacity of the storage pool
- B. the soft capacity of the storage pool
- C. the hardcapacityof the XIV
- D. the hard capacity of the volume
Correct Answer: B 🗳️
A customer wants to know if a Solaris 9 with DMP 5.1 can be used in a configuration with a QLogic HBA. Where would this information be found?
- A. IBM XIV InfoCenter
- B. Raise an RPQ to clarify support
- C. IBM XIV Architecture, Implementation and Usage Redbook
- D. IBM System Storage Interoperation Center
Correct Answer: D 🗳️
Compared to other IBM storage offerings, which of the following is unique functionality on an XIV system?
- A. reduced single points of failure
- B. prevents hotspots
- C. IP based replication
- D. ability to take snapshots
Correct Answer: B 🗳️
Which activity occurs after upgrading an XIV system from nine modules to ten modules?
- A. the default extent size is increased by 11.1% or 512K, whichever is smaller
- B. the SAN fabric is re-zoned to include another two host ports
- C. pools are reconfigured to include an additional twelve disks, less the hot spares
- D. the system redistributes all data across all drives
Correct Answer: D 🗳️
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