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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Configuration and Management | 25% | - User management and security - RAID groups and logical volumes - Host connectivity and storage provisioning - System monitoring and reporting |
| Topic 2: Modular Storage Architecture | 20% | - Hardware components and specifications - System software overview - Drive enclosures and connectivity - Controller and cache architecture |
| Topic 3: Installation and Setup | 25% | - Physical installation and cabling - Initial configuration and setup - Storage Navigator Modular 2 usage - Site preparation and requirements |
| Topic 4: Maintenance and Troubleshooting | 20% | - Firmware and software updates - Error diagnosis and resolution - Component replacement procedures - Backup and recovery operations |
| Topic 5: Data Protection and Advanced Features | 10% | - Replication and migration technologies - Snapshot and cloning functions - Performance optimization |
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
Question 1
You want to configure SNMP on a Hitachi Unified Storage system. The license key is already installed
and enabled. What are two key steps when configuring SNMP? (Choose two.)
A. Install an SNMP Manager on the HUS.
B. Create the SNMP environment file in the HUS.
C. Import the MIB file into the HUS.
D. Register the SNMP configuration files in the HUS.
Question 2
You have been asked to allocate storage from a Hitachi Unified Storage system to a cluster of AIX hosts.
The application owner wants you to make sure that the queue depth is set to 16 for all the LUNs. Where
do you define the queue depth?
A. on each LUN
B. on the server HBAs
C. on the WWPN Target Ports
D. on the WWNN Target Ports
Question 3
Which two Program Products reserve cache in a Hitachi Unified Storage system when they are installed,
even if disabled? (Choose two.)
A. TrueCopy Extended
B. ShadowImage
C. Cache Partioning Manager
D. TrueCopy
Question 4
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. All hosts must be connected to the HUS using HDLM or similar multi-pathing software.
C. There must be no hardware faults or missing components on the HUS.
D. The HUS must have a Device Manager Agent installed and running.
Question 5
Which feature of the Hitachi Unified Storage model 150 distinguishes it from models 110 and 130?
A. support for I/O modules
B. support for 32GB of cache
C. support for 16 FC host ports
D. support for 4U density trays
Solutions:
| Question 1 Answer: B,D | Question 2 Answer: A | Question 3 Answer: A,C | Question 4 Answer: A,C | Question 5 Answer: A |



