IBM C4090-456 - IBM XIV Storage System Technical Solutions V4

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IBM C4090-456 Exam Syllabus Topics:

IBM XIV Storage System Technical Solutions V4 Sample Questions:

Question 1

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

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

Question 2

During data migration from a legacy storage system to the XIV system, there are eight hosts accessing eight separate volumes.
What is the maximum number of volume migrations allowed in the background while the eight hosts are actively running?

A. 1per defined target
B. 8perdefinedtarget
C. 2perdefinedtarget
D. 4perdefinedtarget

Question 3

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

A. the hardcapacityof the XIV
B. the hard capacity of the storage pool
C. the soft capacity of the storage pool
D. the hard capacity of the volume

Question 4

What technology integrates XIV in the VMware hypervisor?

A. Storage vMotion
B. SPM
C. VAAI
D. DRS

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. a redirect-on-write operation using all drives in any snapshot process
D. offering the possibility to isolate the drives used for snapshot target space

Solutions: