Hitachi HAT-420 Q&A - in .pdf

  • Exam Code: HAT-420
  • Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation
  • Updated: Aug 22, 2026
  • Q & A: 110 Questions and Answers
  • PDF Price: $59.98
  • Printable Hitachi HAT-420 PDF Format. It is an electronic file format regardless of the operating system platform.
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Hitachi HAT-420 Q&A - Testing Engine

  • Exam Code: HAT-420
  • Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation
  • Updated: Aug 22, 2026
  • Q & A: 110 Questions and Answers
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Hitachi HAT-420 Exam Syllabus Topics:
SectionWeightObjectives
Configuration and Management25%- User management and security
- Host connectivity and storage provisioning
- System monitoring and reporting
- RAID groups and logical volumes
Installation and Setup25%- Physical installation and cabling
- Site preparation and requirements
- Storage Navigator Modular 2 usage
- Initial configuration and setup
Maintenance and Troubleshooting20%- Firmware and software updates
- Error diagnosis and resolution
- Component replacement procedures
- Backup and recovery operations
Data Protection and Advanced Features10%- Performance optimization
- Snapshot and cloning functions
- Replication and migration technologies
Modular Storage Architecture20%- Controller and cache architecture
- System software overview
- Drive enclosures and connectivity
- Hardware components and specifications
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:

1. Which pair of IP addresses is assigned to the Hitachi Unified Storage system maintenance LAN ports by
default?

A) 192.168.1.16 and 192.168.1.17
B) 10.0.0.16 and 10.0.0.17
C) 192.168.0.16 and 192.168.0.17
D) 10.1.1.16 and 10.1.1.17


2. A customer has installed a Hitachi Unified Storage (HUS) system with only port 0A connected to a Linux
server. There is a video streaming application running on the server. You have to perform a firmware
update using SNM2. What will happen when the update is started?

A) The firmware update process will abort if the HUS does not have at least 5 seconds of no I/O activity on
port 0A within 5 minutes.
B) The Linux application will continue to function non-disruptively.
C) The firmware update will fail because the HUS active/active controller feature checks for alternate
pathing.
D) The Linux server will time-out because there is no alternate path.


3. A customer wants to start using ShadowImage on several of their existing Hitachi Unified Storage
systems. They would like a solution to centrally configure their Point-in-Time copies. Which product would
you recommend?

A) Hitachi Replication Manager
B) Hitachi Dynamic Replicator
C) Hitachi Universal Replicator
D) Business Continuity Manager


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


5. Which two statements relating to LU configuration and management on the Hitachi Unified Storage
systems are correct? (Choose two.)

A) It is possible to delete all RAID groups including all LUs on the system with one command.
B) A RAID group cannot be deleted before all its LUs have been deleted.
C) It is possible to format a LU quicker by attaching it to both controllers.
D) A LU can be physically extended if there is space left in the RAID group.


Solutions:

Question # 1
Answer: B
Question # 2
Answer: B
Question # 3
Answer: A
Question # 4
Answer: A,B
Question # 5
Answer: A,D

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