Hitachi HAT-420 : Hitachi Data Systems Certified Professional - Modular storage installation

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Hitachi HAT-420 Exam Syllabus Topics:

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

Question 1

What are the two bitmap locations used by the Memory Management Layer during LU format in Hitachi
Unified Storage systems? (Choose two.)

A. SSD on the Cache Memory Adapter
B. swapped in and out of cache as needed
C. in the RAID group upon creation
D. in Cache Memory Adapter Master Partition 0

Question 2

What are two characteristics of the Modular Volume Migration feature? (Choose two.)

A. It can be managed by Storage Navigator Modular 2 GUI.
B. It requires Copy-on-Write to be enabled on the array.
C. It can be managed by RAID Manager/CCI.
D. It formats the source LU when migration is complete.

Question 3

A storage administrator would like to connect 10 hosts into the same FC ports of a Hitachi Unified Storage
system. They are concerned that one host with high I/Os will impact the other hosts on the same FC ports.
Which HBA parameter should be set to limit the number of outstanding I/Os on each host?

A. command depth
B. queue length
C. queue depth
D. command length

Question 4

Which feature of the Hitachi Unified Storage model 150 distinguishes it from models 110 and 130?

A. support for 32GB of cache
B. support for 4U density trays
C. support for 16 FC host ports
D. support for I/O modules

Question 5

When performing an initial installation of a Hitachi Unified Storage system, which management tool must
be used to set the date and time?

A. Storage Navigator Modular 2
B. Web Tool
C. Hitachi Command Suite
D. RAID Manager/CCI

Solutions: