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IBM C4090-456 Exam Syllabus Topics:

IBM XIV Storage System Technical Solutions V4 Sample Questions:

1. 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) four 20 amp, three-phase
C) four 30 amp, single-phase
D) six 20 amp, single-phase

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

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

3. A customer demands NES and block access to their storage solution, but is also interested in XIV technology. The customer wants to have easy administration for both NES and block. They would also like to combine the solution with an IBM HSM solution. The initial need for storage is 500 TB and grows by 500 TB every five months.
What would be the best solution for this customer?

A) SVC with the XIV connected to it
B) N series gateway with XIV as back-end storage
C) AIX with the XIV connected to it
D) SONAS gateway with XIV as back-end storage

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

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

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

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

Solutions: