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

1. A customer has identified a performance bottleneck with Online Transaction Processing (OLTP)
production host LUNs. The performance improvement plan includes a change to the Hitachi Dynamic Link
Manager load balancing algorithm which is currently set to Round Robin. Which setting would you
recommend?

A) Least I/Os
B) Extended Round Robin
C) Least blocks
D) Extended Least blocks

2. Which two self-service resources would you use if you require installation assistance? (Choose two.)

A) Hitachi Data Systems Support Portal
B) Hitachi Data Systems Installation Service Manager
C) Hitachi Data Systems InfoSearch database
D) Hitachi Data Systems product documentation

3. Which three steps must be completed to enable secure access to LUs? (Choose three.)

A) Add Fibre Channel ports.
B) Map LUs to the Host Group.
C) Set Multi-path Mode.
D) Add host WWNs to the Host Group.
E) Enable Host Group security.

4. A customer wants to create a multi-path environment for a specific Redhat Linux application on a Hitachi
Unified Storage system. They have created Host Groups on all of the available ports and mapped the
logical units accordingly. Which two multi-pathing options can be used for active/active connectivity?
(Choose two.)

A) Multipath I/O (MPIO)
B) Hitachi Dynamic Link Manager
C) Device Mapper
D) Multiplexed I/O (MPxIO)

5. Which two operations can be performed using Storage Navigator Modular 2 on a Hitachi Unified Storage
system? (Choose two.)

A) Create Logical Units.
B) Set persistent binding.
C) Display Disk Management properties.
D) Run the Initial Setup Wizard.

Solutions: