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IBM 000-456 Exam Syllabus Topics:

IBM XIV Storage System Technical Solutions V4 Sample Questions:

Question 1

A customer builds a solution with SAN Volume Controller and an XIV system.
For best performance how many paths should be used between the SVC and the XIV system?

A. each SVC cluster should have one path to all available XIV interface modules
B. each I/O group must have one path to all available XIV interface modules
C. each SVC port should have one path to all available XIV interface modules
D. all XIV interface module FC ports should be zoned to each FC port on each SVC node

Question 2

Which XIV system feature increases the level of reliability of the system?

A. protected cache
B. Quality of Service
C. snapshots
D. solid state drives

Question 3

Which XIV system feature simplifies creation of the XIV volume?

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

Question 4

XIV Quality of Service limits I/O to which of the following?

A. mirrored pairs
B. hosts
C. storage pools
D. consistency groups

Question 5

Which of the following occurs in the event of an SSD failure in an XIV system?

A. All cached write data on the SSD is destaged to disks and SSD caching is disabled until the failed SSD is replaced.
B. The failed SSD's contents are rebuilt onto the hot spare SSD in the maintenance module.
C. The module containing the failed SSD is phased out and all data is redistributed to the remaining modules.
D. The extended read cache workload of the module with the failed SSD is redistributed to the remaining modules.

Solutions: