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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Configuration and Management | 25% | - User management and security - Host connectivity and storage provisioning - System monitoring and reporting - RAID groups and logical volumes |
| Topic 2: Maintenance and Troubleshooting | 20% | - Component replacement procedures - Backup and recovery operations - Firmware and software updates - Error diagnosis and resolution |
| Topic 3: Installation and Setup | 25% | - Site preparation and requirements - Initial configuration and setup - Storage Navigator Modular 2 usage - Physical installation and cabling |
| Topic 4: Modular Storage Architecture | 20% | - Drive enclosures and connectivity - Hardware components and specifications - Controller and cache architecture - System software overview |
| Topic 5: Data Protection and Advanced Features | 10% | - Performance optimization - Replication and migration technologies - Snapshot and cloning functions |
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
1. You have just allocated 10 LUNs on a Hitachi Unified Storage system to a HP-UX 11.i host. You now
need to verify that the host can see the new storage. Which utility should you run on the HPUX host?
A) devfsadm
B) diskpart
C) cfgmgr
D) ioscan
2. What are two characteristics of the Hitachi Unified Storage (HUS) controllers? (Choose two.)
A) HUS models 110 and 130 are active/passive.
B) Mixing FC and iSCSI front-end ports is allowed on all models.
C) The FC front-end ports offer improved sequential I/O performance.
D) The FC front-end ports automatically sense 1, 2, 4 and 8 Gbps.
3. What describes the characteristics of external backup solutions supported by the Hitachi Unified Storage
System (HUS) File Module option?
A) The HUS File Module uses file system snapshot technology.
B) The HUS File Module uses Network Data Management Protocol (NDMP).
C) The HUS File Module only backs up to direct attached tape drives.
D) The HUS File Module relies on the User Datagram Protocol (UDP) with CRC enabled.
4. Which two tasks can be performed online on a Hitachi Unified Storage system? (Choose two.)
A) replacing a SFP FC Host Connector
B) replacing a Controller Unit
C) removing a Drive Box
D) upgrading a Flash Memory
5. Which command would you use to map an LU from a Hitachi Unified Storage system?
A) auhgmap
B) aulumap
C) aumaplu
D) ausgmap
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B,C | Question # 3 Answer: B | Question # 4 Answer: A,B | Question # 5 Answer: A |








