HAT-420 Q&A - in .pdf

  • HAT-420 pdf
  • Exam Code: HAT-420
  • Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation
  • Updated: Jul 31, 2026
  • Q & A: 110 Questions and Answers
  • Convenient, easy to study.
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  • Exam Code: HAT-420
  • Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation
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  • Updated: Jul 31, 2026
  • Q & A: 110 Questions and Answers
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HAT-420 Q&A - Testing Engine

  • HAT-420 Testing Engine
  • Exam Code: HAT-420
  • Exam Name: Hitachi Data Systems Certified Professional - Modular storage installation
  • Updated: Jul 31, 2026
  • Q & A: 110 Questions and Answers
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Hitachi HAT-420 Exam Syllabus Topics:

SectionObjectives
Maintenance and Troubleshooting- Problem resolution
  • 1. Common installation issues
    • 2. Hardware replacement procedures
      - Monitoring and diagnostics
      • 1. Event and log analysis
        • 2. Performance monitoring tools
          Installation and Configuration- Initial system setup
          • 1. Pre-installation requirements
            • 2. Physical installation procedures
              - System configuration
              • 1. LUN provisioning
                • 2. Storage pool configuration
                  Hitachi Modular Storage Architecture- Storage system components overview
                  • 1. Disk and RAID configurations
                    • 2. Controller and cache architecture
                      - System models and hardware overview
                      • 1. Modular storage product families
                        • 2. Hardware connectivity options
                          Storage Networking- Host integration
                          • 1. Multipathing configuration
                            • 2. Host attachment procedures
                              - SAN connectivity
                              • 1. Zoning and masking
                                • 2. Fibre Channel concepts

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

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

                                  A) Add the same WWN to multiple Host Groups on the same FC port.
                                  B) Add multiple WWNs to one Host Group.
                                  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.


                                  2. A customer wants to migrate Hitachi AMS2100 data to a newly acquired Hitachi Unified Storage (HUS)
                                  system. Which statement about the migration is correct?

                                  A) TrueCopy between the AMS2100 and the HUS can be used.
                                  B) TrueCopy Extended Distance can be used for a non-disruptive migration between the AMS2100 and
                                  the HUS.
                                  C) Modular Volume Migration between the AMS2100 and the HUS can be used.
                                  D) TrueCopy between the AMS2100 and the HUS cannot be used.


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

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


                                  4. While installing a new Hitachi Unified Storage (HUS) system, your customer wants to manage the array
                                  using a fixed Public IP address. How can this be accomplished?

                                  A) Use the Web Tool on the Public LAN port for each controller to reconfigure the IP address.
                                  B) Ask the customer to set a static address on the DHCP Server and plug in the Public LAN.
                                  C) Set the IP address using the LCD displays of each controller on the HUS.
                                  D) Use SNM2 to connect to the Maintenance LAN port on either controller to set the IP address.


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

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


                                  Solutions:

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

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