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IBM C4090-456 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Administration and Management | - Storage provisioning
|
| Topic 2: XIV Architecture and Concepts | - Hardware components
|
| Topic 3: Performance and Advanced Features | - Advanced storage features
|
| Topic 4: Maintenance and Troubleshooting | - System maintenance
|
| Topic 5: Installation and Configuration | - Initial system setup
|
IBM XIV Storage System Technical Solutions V4 Sample Questions:
Question #1
Which XIV system feature simplifies creation of the XIV volume?
A. thin provisioning
B. SSD caching
C. storage pools
D. data distribution algorithms
Question #2
Which statement is true about the XIV migration?
A. The customer must also purchase a SAN Volume Controller.
B. Data can be migrated without any host interruption.
C. Before commencing migration the optional license must be installed.
D. The customer must be aware that a short period of host downtime is needed.
Question #3
How does the XIV system protect data arriving from hosts?
A. MPIO distributes a single I/O down multiple paths to different XIV modules
B. data is written to a single module before acknowledgement to the host
C. all data is written to cache in two modules and then acknowledged to the host
D. each module internally mirrors its cache to a special segment of memory
Question #4
What technology integrates XIV in the VMware hypervisor?
A. VAAI
B. SPM
C. DRS
D. Storage vMotion
Question #5
XIV hardware architecture optimizes the usage of snapshots by:
A. copying data on write so the production drives are not over stressed
B. limiting the total number of snapshots to a maximum of 128 active pairs
C. offering the possibility to isolate the drives used for snapshot target space
D. a redirect-on-write operation using all drives in any snapshot process
Solutions:
| Question #1 Correct Answer: D | Question #2 Correct Answer: D | Question #3 Correct Answer: C | Question #4 Correct Answer: A | Question #5 Correct Answer: D |
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