Hitachi Hitachi Data Systems Certification HAT-420

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Hitachi HAT-420 Exam Syllabus Topics:

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

Question #1
Which performance feature is provided by the Hitachi Unified Storage systems controller architecture?

A. automatic controller load balancing
B. automatic front-end storage group load balancing
C. automatic front-end port hardware load balancing
D. automatic cache segment resizing

Question #2
An administrator wants to install Hitachi Dynamic Link Manager (HDLM) on a Solaris server. Which two
are required before performing the installation? (Choose two.)

A. The server must be in a dual path configuration.
B. The processes of all applications accessing the devices to be managed by HDLM must be terminated.
C. The server must have IPv6 disabled.
D. A valid HDLM license must be obtained.

Question #3
Which two statements relating to the online firmware upgrade are true for Hitachi Unified Storage systems?
(Choose two.)

A. Only the HUS model 150 storage system supports online firmware upgrades.
B. All hosts must have multiple paths to the HUS when performing online firmware upgrades.
C. Online firmware upgrades should not be scheduled for periods of high CPU workload.
D. Online firmware upgrades can only be done using Storage Navigator Modular 2.

Question #4
You are implementing a Hitachi Unified Storage File Module cluster with a single SMU. How do you run
the smu-config script?

A. Connect a serial null-modem cable and login as root.
B. Connect an Ethernet cable and login as root.
C. Connect an Ethernet cable and login as supervisor.
D. Connect a serial null-modem cable and login as supervisor.

Question #5
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. Hitachi Dynamic Link Manager
B. Device Mapper
C. Multiplexed I/O (MPxIO)
D. Multipath I/O (MPIO)

Solutions: