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IBM XIV Storage System Technical Solutions V4 Sample Questions:

1. The XIV Gen3 module interconnect implements which technology?

A) iSOSI
B) PC
C) SAS2JJ
D) InfiniBand

2. When creating a thin provisioned volume on an XIV the maximum capacity is limited by:

A) the hard capacity of the storage pool where the volume resides
B) the softcapacityof the storage pool where the volume resides
C) the vol_size_max configuration parameter
D) the availablecapacityin the XIV system

3. A customer has purchased a six module XIV Gen3 for a new project, which is located in a new data center. A new requirement states that a portion of the project data must be replicated to an existing six module XIV (Gen2) at the customer's primary data center, 500 km away. The target XIV has sufficient capacity but no Fibre Channel connectivity exists between sites. The customer therefore decides to use iSCSI replication.
Which upgrade is required to meet the requirements?

A) replace the new (primary) XIV Gen3 InfiniBand switches with Ethernet switches
B) add modules to the new (primary) XIV Gen3
C) add modules to the existing (secondary) XIV
D) add modules to both XIV systems

4. A customer wants to ensure resource availability for their SAP application by implementing Q0S. How could the performance class be defined?

A) for half of the interface modules add all hosts, with the remaining modules serving the SAP application
B) for half of the interface modules add the SAP application, with the remaining modules serving all other I/O
C) limited to 10,000 IOPS and add the SAP application servers to it
D) limited to 10,000 IOPS and add all hosts except the SAP application to it

5. 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) patented wear-leveling algorithm designed for SSD longevity
C) hybrid algorithms combine features of SSDswith existing HDDsin the same unit
D) IBM SSDs are filled with write blocks of 1024kb in random I/O operations

Solutions: