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IBM C4090-453 Exam Syllabus Topics:

IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

Question 1

A customer requires an infrastructure to support disaster recovery of critical applications between two remote data centers. One data center is in Tokyo and one is in Beijing. The customer's Recovery Point Objective (RPO) requires a six-hour window for a bandwidth of 100 MB/s and a new storage system for a total of 4 TB of data. They estimate 100 MB of new data produced hourly.
What data synchronization method would be recommended to meet the requirements?

A. Metro Mirror
B. Snapshot
C. FlashCopy
D. Global Mirror

Question 2

When Global Mirror and the local disk subsystem fails it usually is not possible to recover because the subsystem stops responding. The SNMP then sends the alerts that indicate there is a problem.
What triggers the initial recovery actions?

A. The SNMP alerts are enough to trigger the recovery and then fix the problem
B. Once the SNMP alerts have been received the process will restart automatically
C. The problem can be fixed manually once the SNMP alerts are spotted
D. Total Storage Productivity Center for Data

Question 3

A customer would like to implement an enterprise solution and needs 200 TB usable capacity on a write intensive workload.
They are convinced that 600 GB drives are the optimum size for their business applications.
Very limited space is available for additional systems in their data center.
Which solution best meets this requirement?

A. Three fully-configured clustered Storwize V7000 systems
B. DS8870 system with one frame and 5% SSD drives
C. XIV Gen3 system with 13 modules
D. DS8870 system with two frames

Question 4

A D38870 administrator would access the GUI using:

A. Only the HMC
B. The POWER7 controller
C. A thick client
D. A browser

Question 5

A customer has recently decommissioned their DS8700 wants to use the same data center floor space for a new D38 870.
What is an important fact for the technical specialist to discuss with the customer as it relates to data center requirements?

A. The DS8870 uses a different power connector than the D68700 so new cords will need to be supplied.
B. Air circulation in the DS8870 has changed and flows back to front so cooling vent locations will need to be adjusted.
C. The DS8870 uses more power than the DS8700 so more power cords will need to be ordered.
D. The rack dimensions on the DS8870 are larger than the D38700 so more floor space will be needed.

Solutions: