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IBM C4090-453 Exam Syllabus Topics:

IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

Question 1

What factor in the architecture of the DSS000 allows for concurrent microcode updates to be performed?

A. Subsystem Device Drivers
B. Built-in redundancy
C. Call Home and Dial-in support
D. Control-unit Initiated Reconfiguration support

Question 2

A customer is looking to open a new data center and has asked about raised floor requirements to accommodate cabling for the DS8870.
What is the correct response?

A. D38870 power cables can only be connected under the floor as DS8870 always requires a raised floor for cooling purposes
B. There is a feature which allows power and EC cables to exit from the top of the DSSS7O frames
C. An RPQ is needed to allow top exit cabling for a DSSSJO with any expansion frames
D. Only a DS8870 with business class cabling can have top exit power cables

Question 3

In a DSSSOO controller which components are created during configuration of space-efficient (PTC-SE) storage in an extent pool?

A. Virtual space and repository space
B. Background copy and target copy
C. Source volume and target volume
D. Volume and virtual space

Question 4

A new D58000 mixed mainframe and open storage customer would like to connect older open (2 Gbps) and mainframe servers (4 Gbps) to the DS8000 system's 8 Gbps host adapters.
How can this be done?

A. the D58000 8 Gbps Host Adapter ports auto-negotiate to 4 Gbps and 2 Gbps link speed
B. the customer needs to change the server's HBA5 to an 8 Gbps link speed type
C. the DS8OIJO supports 4 Gbps for mainframe connection; the 2 Gbps open systems connection must be connected via an intermediate SAN
D. through the GUI, adjust the required FOP ports for open to 2 Gbps and the FIOON ports for mainframe to 4 Gbps link speed

Question 5

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

Solutions: