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Hitachi HAT-680 real answers - HITACHI DATA SYSTEMS QUALIFIED PROFESSIONAL - STORAGE ADMINISTRATION

HAT-680
  • Exam Code: HAT-680
  • Exam Name: HITACHI DATA SYSTEMS QUALIFIED PROFESSIONAL - STORAGE ADMINISTRATION
  • Updated: Aug 17, 2026
  • Q & A: 101 Questions and Answers
  • PDF Version

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  • PDF Price: $59.98
  • Hitachi HAT-680 Value Pack

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  • PDF Version + PC Test Engine + Online Test Engine (free)
  • Value Pack Total: $79.98

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Hitachi HAT-680 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Performance Optimization and Troubleshooting15%- Performance monitoring and analysis
- Best practices for system optimization
- Troubleshooting common system issues
- Bottleneck identification and resolution
Topic 2: Data Protection and Replication20%- Data security and access control
- Local replication technologies
- Snapshot and backup solutions
- Remote replication and disaster recovery
Topic 3: Storage Management and Maintenance25%- Hitachi Device Manager operations
- Software updates and system maintenance
- Capacity management and optimization
- Daily monitoring and system health checks
Topic 4: Storage Architecture and Components20%- Hitachi VSP and HUS system architecture
- Hardware components and interfaces
- Storage virtualization concepts
- Internal data flow and caching mechanisms
Topic 5: Installation and Configuration20%- Initial system setup and configuration
- Host connectivity and zoning
- Storage provisioning and LUN management
- Hitachi Command Suite deployment

Hitachi HITACHI DATA SYSTEMS QUALIFIED PROFESSIONAL - STORAGE ADMINISTRATION Sample Questions:

1. 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.


2. 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.


3. 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


4. 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


5. 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


Solutions:

Question # 1
Answer: B,C
Question # 2
Answer: A,B
Question # 3
Answer: D
Question # 4
Answer: C
Question # 5
Answer: B,C

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