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Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:

1. Which two statements accurately describe the Program Product functions available on Hitachi Unified
Storage (HUS) systems? (Choose two.)

A) LUN resizing is a basic function in SNM2 and does not require a separate license key.
B) The Tray Power Saving function does require a separate license key.
C) Restricting access to a HUS Command Device is possible using Account Authentication.
D) Hitachi Dynamic Link Manager is used to control the HUS active/active controller feature.

2. A customer uses TrueCopy and ShadowImage with Hitachi AMS2000 modular arrays. They are
interested in upgrading those systems to Hitachi Unified Storage (HUS). Which two benefits will the
customer have with HUS systems in this environment? (Choose two.)

A) TrueCopy and ShadowImage will no longer require a DM-LU.
B) TrueCopy and ShadowImage will require less cache in the systems.
C) The granularity of differential data being copied to the replication target has improved.
D) The size of the DM-LU used for ShadowImage and TrueCopy will be reduced by about 50%.

3. What are two advantages of the Memory Management Layer (MML) in Hitachi Unified Storage systems?
(Choose two.)

A) The DM-LU size is automatically adjusted depending upon the number of copy pairs.
B) LU quick and normal format speeds are increased.
C) Metada for MML-supported functions is copied to cache only when needed for processing.
D) Copy-on-Write Snapshot and TrueCopy Extended Distance no longer require a data pool for
differential data.

4. You have been asked to allocate storage from a Hitachi Unified Storage system to a cluster of AIX hosts.
The application owner wants you to make sure that the queue depth is set to 16 for all the LUNs. Where
do you define the queue depth?

A) on the server HBAs
B) on each LUN
C) on the WWNN Target Ports
D) on the WWPN Target Ports

5. A customer is planning to deploy the Hitachi Command Suite (HCS) in an existing production environment
that includes several Hitachi Unified Storage (HUS) systems with the File Module option. Which two
advantages does HCS have over Storage Navigator Modular 2? (Choose two.)

A) cross-platform management for both file and block
B) ability to manage multiple HUS systems
C) agent-less discovery of hosts
D) ability to upgrade microcode non-disruptively

Solutions: