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Hitachi HAT-420 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Configuration and Management | 25% | - System monitoring and reporting - Host connectivity and storage provisioning - RAID groups and logical volumes - User management and security |
| Topic 2: Modular Storage Architecture | 20% | - Controller and cache architecture - Drive enclosures and connectivity - Hardware components and specifications - System software overview |
| Topic 3: Maintenance and Troubleshooting | 20% | - Component replacement procedures - Firmware and software updates - Backup and recovery operations - Error diagnosis and resolution |
| Topic 4: Data Protection and Advanced Features | 10% | - Replication and migration technologies - Performance optimization - Snapshot and cloning functions |
| Topic 5: Installation and Setup | 25% | - Initial configuration and setup - Physical installation and cabling - Storage Navigator Modular 2 usage - Site preparation and requirements |
Hitachi Data Systems Certified Professional - Modular storage installation Sample Questions:
Which performance feature is provided by the Hitachi Unified Storage systems controller architecture?
- A. automatic controller load balancing
- B. automatic cache segment resizing
- C. automatic front-end storage group load balancing
- D. automatic front-end port hardware load balancing
Correct Answer: A 🗳️
After the removal of a failed disk drive on a Hitachi Unified Storage system, how long should you wait
before inserting a new drive?
- A. more than 5 seconds
- B. more than 20 seconds
- C. more than 10 seconds
- D. no need to wait
Correct Answer: B 🗳️
What are two ways to register a new Hitachi Unified Storage system with Storage Navigator Modular 2?
(Choose two.)
- A. SNM2 automatically detects connected arrays using UDP broadcasts.
- B. The controller IP addresses can be entered into SNM2.
- C. SNM2 can scan a range of IP addresses.
- D. SNM2 can import a .CSV file containing IP addresses.
Correct Answer: B,C 🗳️
Which three actions should be performed when replacing parts on a Hitachi Unified Storage system?
(Choose three.)
- A. Open a Clarify case with the HDS support center.
- B. Collect and save a simple trace.
- C. Verify the system status using Web tool.
- D. Perform a firmware upgrade to the latest MGA level.
- E. Use a antistatic wrist wrap connected to the chassis.
Correct Answer: B,C,E 🗳️
A customer has received a Hitachi Dynamic Provisioning Early Alert warning by e-mail indicating that the
default threshold has been reached on a Hitachi Unified Storage (HUS) system. What does this warning
indicate?
- A. DP-Vols are provisioned over 200% of the DP pool capacity.
- B. The HUS has automatically added another free RAID Group to the DP pool.
- C. The HUS has projected that the DP pool will be used up within 24 hours.
- D. DP-Vols have used over 40% of the DP pool capacity.
Correct Answer: D 🗳️
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