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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Storage Networking | - SAN connectivity
|
| Topic 2: Hitachi Modular Storage Architecture | - System models and hardware overview
|
| Topic 3: Installation and Configuration | - System configuration
|
| Topic 4: Maintenance and Troubleshooting | - Monitoring and diagnostics
|
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
How should the Hitachi Unified Storage systems dual power supplies be connected?
- A. by two independent and appropriately rated power distribution units
- B. by FS6 circuits breakers
- C. by adjacent sockets on a single power distribution unit
- D. only one should be connected, the other being standby
Correct Answer: A 🗳️
What is the correct procedure to replace a suspected SAS interface cable connected to the last drive box
(DBL) of a Hitachi Unified Storage system?
- A. Using SNM2, disable the suspected SAS link, replace the cable and enable the SAS link.
- B. Using the WEB tool, disable the suspected SAS link, replace the cable and enable the SAS link.
- C. Replace the suspected SAS interface cable by a new one.
- D. Slide out the I/O module from the DBL, replace the cable and slide the I/O module back in.
Correct Answer: D 🗳️
On a Hitachi Unified Storage system, which statement regarding Master Cache Partitions is correct?
- A. They always exist whether or not the Cache Partition ManagerLicensekey is installed.
- B. They do not exist until the Cache Partition ManagerLicensekey is installed.
- C. They always exist if there is 2GB or more of cache memory installed per controller.
- D. There is always a Master Cache Partition 0 in controller 0 and in controller 1.
Correct Answer: A 🗳️
You plan to use Storage Navigator Modular 2 (SNM2) to perform a non-disruptive upgrade of the firmware
on a Hitachi Unified Storage (HUS) system. What are two requirements for this process? (Choose two.)
- A. You must have a working LAN connection between the SNM2 server and the HUS.
- B. The HUS must have a Device Manager Agent installed and running.
- C. All hosts must be connected to the HUS using HDLM or similar multi-pathing software.
- D. There must be no hardware faults or missing components on the HUS.
Correct Answer: A,D 🗳️
Which pair of IP addresses is assigned to the Hitachi Unified Storage system maintenance LAN ports by
default?
- A. 192.168.0.16 and 192.168.0.17
- B. 10.0.0.16 and 10.0.0.17
- C. 192.168.1.16 and 192.168.1.17
- D. 10.1.1.16 and 10.1.1.17
Correct Answer: B 🗳️




