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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Protection and Advanced Features | 10% | - Snapshot and cloning functions - Replication and migration technologies - Performance optimization |
| Maintenance and Troubleshooting | 20% | - Backup and recovery operations - Error diagnosis and resolution - Firmware and software updates - Component replacement procedures |
| Installation and Setup | 25% | - Initial configuration and setup - Storage Navigator Modular 2 usage - Site preparation and requirements - Physical installation and cabling |
| Configuration and Management | 25% | - System monitoring and reporting - User management and security - Host connectivity and storage provisioning - RAID groups and logical volumes |
| Modular Storage Architecture | 20% | - Drive enclosures and connectivity - Controller and cache architecture - Hardware components and specifications - System software overview |
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
Why will a server in an environment using persistent binding maintain a constant view of its target IDs
when rebooted?
- A. Because the driver software remaps the SCSI target ID to the new WWNNs automatically.
- B. Because persistent binding retains the target ID information.
- C. Because persistent binding will connect to the LU Manager and provide the target IDs.
- D. Because the LU Management Service will manage the target IDs.
Correct Answer: B 🗳️
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. Ask the customer to set a static address on the DHCP Server and plug in the Public LAN.
- B. Use the Web Tool on the Public LAN port for each controller to reconfigure the IP address.
- 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.
Correct Answer: D 🗳️
A storage administrator would like to connect 10 hosts into the same FC ports of a Hitachi Unified Storage
system. They are concerned that one host with high I/Os will impact the other hosts on the same FC ports.
Which HBA parameter should be set to limit the number of outstanding I/Os on each host?
- A. queue length
- B. command depth
- C. command length
- D. queue depth
Correct Answer: D 🗳️
On which level can Host Group Security be enabled on a Hitachi Unified Storage system?
- A. the Host Group level
- B. the individual LU level
- C. the FC port level
- D. the iSCSI port level
Correct Answer: C 🗳️
Which two tasks can be performed online on a Hitachi Unified Storage system? (Choose two.)
- A. replacing a SFP FC Host Connector
- B. upgrading a Flash Memory
- C. replacing a Controller Unit
- D. removing a Drive Box
Correct Answer: A,C 🗳️
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