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Hitachi HAT-680 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Storage Architecture and Components | 20% | - Hitachi VSP and HUS system architecture - Hardware components and interfaces - Storage virtualization concepts - Internal data flow and caching mechanisms |
| Topic 2: Data Protection and Replication | 20% | - Data security and access control - Local replication technologies - Snapshot and backup solutions - Remote replication and disaster recovery |
| Topic 3: Performance Optimization and Troubleshooting | 15% | - Performance monitoring and analysis - Best practices for system optimization - Troubleshooting common system issues - Bottleneck identification and resolution |
| Topic 4: Installation and Configuration | 20% | - Initial system setup and configuration - Host connectivity and zoning - Storage provisioning and LUN management - Hitachi Command Suite deployment |
| Topic 5: Storage Management and Maintenance | 25% | - Hitachi Device Manager operations - Software updates and system maintenance - Capacity management and optimization - Daily monitoring and system health checks |
Hitachi HITACHI DATA SYSTEMS QUALIFIED PROFESSIONAL - STORAGE ADMINISTRATION Sample Questions:
A user reports that a host is unable to see the LUNs added with Hitachi Device Manager
(HDvM). When troubleshooting, which two actions should you perform? (Choose two.)
- A. Restart the HDvM services.
- B. Verify the Alerts in HDvM.
- C. Verify the paths between the host and the storage system.
- D. Set "server.base.initialsynchro=true" in the HDvM server.properties file.
Correct Answer: B,C 🗳️
You want to log in to Hitachi Device Manager (HDvM), but an Internal Server Error is displayed in the Web Client. You can ping the HDvM server, but no other operations can be performed. When troubleshooting, which two settings should you verify? (Choose two.)
- A. That the memory heap size is sufficient.
- B. That Common Component services are running.
- C. That the firewall is open for port 23015.
- D. That the HDvM's licensed capacity is sufficient.
Correct Answer: A,B 🗳️
A customer has identified a performance bottleneck with Online Transaction Processing (OLTP) production host LUNs. The performance improvement plan includes a change to the Hitachi Dynamic Link Manager load balancing algorithm which is currently set to Round Robin. Which setting should the customer use?
- A. Least block
- B. Extended Least block
- C. Extended Round Robin
- D. Least I/O
Correct Answer: D 🗳️
A storage manager recently implemented a Hitachi Device Manager environment to manage their storage system and observed that during the software installation process a
user group was automatically created. What is the name of this group?
- A. Group Resource
- B. Admin Group
- C. All Resources
- D. Resource Group 1
Correct Answer: C 🗳️
A storage administrator needs to create a LUSE volume on a VSP storage system. Which
two volume types are used for this task? (Choose two.)
- A. pool volumes
- B. external volumes
- C. basic volumes
- D. DP volumes
Correct Answer: B,C 🗳️
