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, BraindumpsPass 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 21, 2026
  • No. of Questions: 70 Questions & Answers with Testing Engine
  • Download Limit: Unlimited

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IBM C4090-456 Exam Syllabus Topics:

SectionObjectives
Topic 1: XIV Architecture and Concepts- Hardware components
  • 1. Storage modules and interconnects
    • 2. System redundancy design
      - XIV system architecture
      • 1. Grid architecture and scalability
        • 2. Data distribution mechanisms
          Topic 2: Maintenance and Troubleshooting- Problem determination
          • 1. Log analysis
            • 2. Hardware diagnostics
              - System maintenance
              • 1. Component replacement procedures
                • 2. Firmware upgrades
                  Topic 3: Administration and Management- Storage provisioning
                  • 1. Snapshot configuration
                    • 2. Volumes and pools management
                      - System monitoring
                      • 1. Event and alert management
                        • 2. Performance monitoring tools
                          Topic 4: Installation and Configuration- Initial system setup
                          • 1. Network configuration
                            • 2. System initialization procedures
                              - Host connectivity
                              • 1. Fibre Channel attachment
                                • 2. iSCSI configuration
                                  Topic 5: Performance and Advanced Features- Advanced storage features
                                  • 1. Data replication concepts
                                    • 2. Thin provisioning
                                      - Performance optimization
                                      • 1. Workload balancing
                                        • 2. Cache optimization

                                          IBM XIV Storage System Technical Solutions V4 Sample Questions:

                                          Compared to other IBM storage offerings, which of the following is unique functionality on an XIV system?

                                          • A. ability to take snapshots
                                          • B. reduced single points of failure
                                          • C. IP based replication
                                          • D. prevents hotspots
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          On a thin-provisioned pool the size of the volume is limited by:

                                          • A. the hard capacity of the volume
                                          • B. the hard capacity of the storage pool
                                          • C. the soft capacity of the storage pool
                                          • D. the hardcapacityof the XIV
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

                                          A TELCO customer has an application that generates intensive small block random reads. The customer installed one XIV Gen3 system and is dissatisfied with this choice. They have enough performance on writes and sufficient capacity.
                                          In order to consolidate more applications what should the technical specialist advise?

                                          • A. order an extra frame with SAS 15k drives
                                          • B. orderthe SSD option and use itin conjunction with Q0S
                                          • C. request IBM to change the nearline SAS drives with SAS 10k drives
                                          • D. use external storage with FC drives and virtualize it under XIV
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Which of the following is a benefit of the XIV system's hardware architecture?

                                          • A. InfiniBand connectivity between XIV systems for extended distance mirroring
                                          • B. mirrored interface modules provide increased data throughput
                                          • C. data distributed across all hard drives improves system throughput
                                          • D. SAS bus interface allows the use of industry standard Enhanced IDE drives
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

                                          On an XIV system, what factor must be considered when using snapshots?

                                          • A. 17 GB of hard capacity is immediately consumed at creation per snapshot
                                          • B. restoring a snapshot invalidates all earlier snapshots
                                          • C. snapshots cannot be moved independently to another storage pool
                                          • D. snapshots must be unlocked before restore
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

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