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

HAT-420

Exam Code: HAT-420

Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation

Updated: Aug 08, 2026

Q & A: 110 Questions and Answers

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Hitachi HAT-420 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Data Protection and Advanced Features10%- Replication and migration technologies
- Performance optimization
- Snapshot and cloning functions
Topic 2: Maintenance and Troubleshooting20%- Backup and recovery operations
- Error diagnosis and resolution
- Component replacement procedures
- Firmware and software updates
Topic 3: Installation and Setup25%- Site preparation and requirements
- Physical installation and cabling
- Storage Navigator Modular 2 usage
- Initial configuration and setup
Topic 4: Modular Storage Architecture20%- Hardware components and specifications
- System software overview
- Drive enclosures and connectivity
- Controller and cache architecture
Topic 5: Configuration and Management25%- User management and security
- System monitoring and reporting
- Host connectivity and storage provisioning
- RAID groups and logical volumes

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

1. 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.


2. What are two effects of persistent binding? (Choose two.)

A) Persistent binding can speed up path failover.
B) Persistent binding guarantees Command Device security.
C) Persistent binding guarantees that target assignments are preserved between reboots.
D) Persistent binding can speed up the server boot process.


3. Which three access protocols are supported on the Hitachi Unified Storage File Module? (Choose three.)

A) iSCSI
B) FCOE
C) NCP
D) CIFS
E) NFS


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

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


5. Which three operations are allowed after enabling security on a Hitachi Unified Storage system Fibre
Channel (FC) port? (Choose three.)

A) Add multiple WWNs to one Host Group.
B) Add the same WWN to multiple Host Groups on the same FC port.
C) Add a LU to two different Host Groups behind two different ports.
D) Create Host Groups with different host connection modes on the same FC port.
E) Create a Host Group with two different host connection modes.


Solutions:

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

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