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Hitachi HAT-680 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance Optimization and Troubleshooting | 15% | - Bottleneck identification and resolution - Performance monitoring and analysis - Best practices for system optimization - Troubleshooting common system issues |
| Topic 2: Storage Management and Maintenance | 25% | - Daily monitoring and system health checks - Hitachi Device Manager operations - Software updates and system maintenance - Capacity management and optimization |
| Topic 3: Data Protection and Replication | 20% | - Snapshot and backup solutions - Data security and access control - Local replication technologies - Remote replication and disaster recovery |
| Topic 4: Storage Architecture and Components | 20% | - Internal data flow and caching mechanisms - Hitachi VSP and HUS system architecture - Storage virtualization concepts - Hardware components and interfaces |
| Topic 5: Installation and Configuration | 20% | - Initial system setup and configuration - Host connectivity and zoning - Hitachi Command Suite deployment - Storage provisioning and LUN management |
Hitachi HITACHI DATA SYSTEMS QUALIFIED PROFESSIONAL - STORAGE ADMINISTRATION Sample Questions:
Question 1
A VSP customer wants to optimize their multi-pathing environment and improve I/O performance. Which two Hitachi Dynamic Link Manager (HDLM) features will assist this customer? (Choose two.)
A. HDLM spreads I/O workloads across available paths to ensure that no single path becomes overworked or under-utilized.
B. The HDLM server monitors the client hosts' multi-pathing agents and redistributes I/Os so no single path becomes overworked or under-utilized.
C. HDLM analyzes I/O profiles and determines the most appropriate buffering policy.
D. HDLM provides multiple load-balancing algorithms to balance I/Os across available paths.
Question 2
Using Hitachi Device Manager, and after launching the Element Manager, you want to specify a logical device (LDEV) as a Command Device on a VSP storage system. Which two conditions must the LDEV satisfy? (Choose two.)
A. The logical device must not be reserved for ShadowImage in-system replication.
B. The logical device must not be on a RAID1 parity group.
C. The emulation type must be OPEN-V.
D. The LDEV must be at least 128 MB in size.
Question 3
A storage manager has recently implemented a Hitachi Device Manager environment and needs to assign users to the All Resources user group. From which two role options should the storage manager choose to create the user profiles? (Choose two.)
A. UserGroup
B. CreateGroup
C. ViewGroup
D. ModifyGroup
Question 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. Resource Group 1
B. Group Resource
C. Admin Group
D. All Resources
Question 5
A storage administrator has been asked to use Hitachi Device Manager (HDvM) to provide information about storage utilization by hosts for an urgent meeting. When the report is created, several hosts have no utilization data associated with them. What is the reason for the missing data?
A. The hosts have not been refreshed.
B. The hosts do not have the HDvM agent installed.
C. The storage system has not been refreshed.
D. The storage system polling is not synchronized with the report creation.
Solutions:
| Question 1 Answer: A,D | Question 2 Answer: A,C | Question 3 Answer: C,D | Question 4 Answer: D | Question 5 Answer: B |




