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IBM XIV Storage System Technical Solutions V4 Sample Questions:

1. Which of the following is a benefit of the XIV system's storage allocation methodology?

A) one MB partitions ensure efficient cache utilization
B) storage pools are always allocated on separate physical disks
C) parityis protecting data across all modules
D) all workloads are distributed throughout the system

2. Expanding an XIV system with more modules for capacity and performance is an example of what?

A) a clustered dual controller architecture
B) a grid-based storage architecture
C) an active-passive controller architecture
D) a non-shared cluster architecture

3. A customer complains that their SAP database now performs worse than it did before being migrated from traditional RAID storage to XIV. The database was configured using 20 x 200GB XIV LUNs presented to an AIX 6 host OS where they are concatenated and striped into six volumes for the databases and logs. No changes have been made in the transition to XIV.
What if anything can be done to improve performance?

A) the SAP volumes should be put into a QoS Performance Class
B) implement static load balancing and increase the queue depth of the host adapters
C) the databases should be reorganized into larger volumes on the XIV and not striped within the OS
D) add Fibre Channel adapters to the host and balance volumes across the adapters

4. Which of the following external power inputs is available for full power redundancy of a six module XIV system?

A) two 30 amp, three-phase
B) six 20 amp, single-phase
C) four 30 amp, single-phase
D) four 20 amp, three-phase

5. What technology integrates XIV in the VMware hypervisor?

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

Solutions: