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IBM C4090-456 Exam Syllabus Topics:

IBM XIV Storage System Technical Solutions V4 Sample Questions:

1. How does IBM XIV SSD technology provide longer life over competitors' use of SSD technology?

A) common off-the-shelf components minimize the use of SSDs for write environments
B) IBM SSDs are filled with write blocks of 1024kb in random I/O operations
C) hybrid algorithms combine features of SSDswith existing HDDsin the same unit
D) patented wear-leveling algorithm designed for SSD longevity

2. XIV hardware architecture optimizes the usage of snapshots by:

A) a redirect-on-write operation using all drives in any snapshot process
B) copying data on write so the production drives are not over stressed
C) limiting the total number of snapshots to a maximum of 128 active pairs
D) offering the possibility to isolate the drives used for snapshot target space

3. Which XIV system feature simplifies creation of the XIV volume?

A) data distribution algorithms
B) thin provisioning
C) storage pools
D) SSD caching

4. A customer is planning to buy a nine module XIV configuration. They have requested the exact power and cooling needs for this configuration.
What is the recommended document to consult for this information?

A) IBM InteroperabilityMatrix
B) IBMXIV Storage System Data Sheet
C) IBM Redbooks
D) IBM XIV Introduction and Planning Guide

5. Which statement is true when comparing an XIV Model 214 to Model 114?

A) Model 214 supports more HDDs in a fully configured system.
B) Model 214 supports ECoFconnectivityover dedicated ports.
C) Model 214 adds aniSCSI 10Gb/s configuration option.
D) Model 214 adds SSD caching functionality.

Solutions: