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IBM 000-456 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Administration and Management | - Storage provisioning
|
| Topic 2: Performance and Advanced Features | - Performance optimization
|
| Topic 3: Installation and Configuration | - Initial system setup
|
| Topic 4: XIV Architecture and Concepts | - XIV system architecture
|
| Topic 5: Maintenance and Troubleshooting | - Problem determination
|
IBM XIV Storage System Technical Solutions V4 Sample Questions:
Which of the following external power inputs is available for full power redundancy of a six module XIV system?
- A. two 30 amp, three-phase
- B. four 30 amp, single-phase
- C. six 20 amp, single-phase
- D. four 20 amp, three-phase
Correct Answer: A 🗳️
Which of the following occurs in the event of an SSD failure in an XIV system?
- A. The module containing the failed SSD is phased out and all data is redistributed to the remaining modules.
- B. The extended read cache workload of the module with the failed SSD is redistributed to the remaining modules.
- C. The failed SSD's contents are rebuilt onto the hot spare SSD in the maintenance module.
- D. All cached write data on the SSD is destaged to disks and SSD caching is disabled until the failed SSD is replaced.
Correct Answer: B 🗳️
XIV Quality of Service limits I/O to which of the following?
- A. mirrored pairs
- B. consistency groups
- C. storage pools
- D. hosts
Correct Answer: D 🗳️
How does IBM XIV SSD technology provide longer life over competitors' use of SSD technology?
- A. patented wear-leveling algorithm designed for SSD longevity
- B. common off-the-shelf components minimize the use of SSDs for write environments
- C. IBM SSDs are filled with write blocks of 1024kb in random I/O operations
- D. hybrid algorithms combine features of SSDswith existing HDDsin the same unit
Correct Answer: A 🗳️
Where is the XIV VSS Provider software installed?
- A. on the XIV maintenance module
- B. on the interface modules of the XIV system
- C. on servers or VMs connected to the XIV system
- D. as a plug-in to the XIV GUI
Correct Answer: C 🗳️
