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IBM C4090-453 Exam Syllabus Topics:

IBM System Storage DS8000 Technical Solutions V3 Sample Questions:

1. A customer has submitted an REP for which a DS8870 is the preferred solution to support their VMware environment. They require support for VAAI Extended Copy.
What should the technical specialist advise this customer?

A) A DS8870 with FlashCopy should be proposed
B) A SAN Volume Controller must be proposed along with the DS8870 to provide VAAI support
C) DS8870 supports the VAAI functionality required by this customer
D) VAAI is only a host function so any disk subsystem can be considered

2. A Business Partner has just received a REP from a customer for new disk subsystems for their data centers which are 500 km apart. DS8000 Global Mirror will be proposed. The customer wants to manage the replication environment using off-the-shelf software rather than custom scripting. The customer already has EMC Symmetrix replicating between their data centers.
Which of the following should be proposed to manage the D58000 replication?

A) EMC Recover Point 3.5
B) Tivoli Storage FlashCopy Manager V3.1
C) DS8000 Storage Manager GUI 6.3
D) Tivoli Storage Productivity' Center V5.1

3. A potential D68870 customer asks the technical specialist which extent size is used to relocate hot extents from normal SAS disk resources to SSDs because they want to understand IBM's adjustment compared to the other high end disk suppliers.
Which is the extent size used for DSS000 Easy Tier data relocation?

A) 1 GB
B) 2 BG
C) 8 GB
D) 256 MB

4. When configuring LUNs for IBM i which is not using VIOS, which of the following is true?

A) LUNs have 512 byte sectors and are limited to 2 TB.
B) LUNs have 512 byte sectors and must match the size of internal drives.
C) LUNs have 520 byte sectors and are limited to 2 TB.
D) LUNs have 520 byte sectors and must match the size of internal drives.

5. A customer has an existing D68800 which is installed in their data center. It now must have an extra frame added to support additional capacity growth, but there is no room to fit the expansion frame to the right.
Which option should be taken?

A) Create an MES to replace all of the existing capacity with larger drives which support both the existing workload and the planned increase
B) Configure the expansion frame with the DS8000 Passthrough feature to allow placement of the frame anywhere
C) Fit the expansion frame to the left of the base frame
D) Disruptively relocate the D68800 to make space to the right of the base frame for the expansion frame

Solutions: