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Hitachi HH0-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Architecture and Solution Design | - Performance and bandwidth considerations - Replication topology design - High availability and disaster recovery architectures |
| Hitachi Replication Technologies | - Storage-based replication mechanisms - Remote copy and data mobility solutions - Hitachi replication portfolio overview |
| Troubleshooting and Optimization | - Common replication issues and resolution methods - Performance tuning and optimization strategies - Failover and failback procedures |
| Implementation and Administration | - Operational procedures and best practices - Configuration of replication solutions - Monitoring and management of replication processes |
| Storage and Replication Fundamentals | - Core storage architecture concepts - Data replication principles (synchronous and asynchronous) - Business continuity and disaster recovery concepts |
Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
1. A customer is using ShadowImageon a Virtual Storage Platform. The customer would like to delete a pair from replication.
Which command should be used?
A) pairsplit-D
B) pairsplit-S
C) pairsplit-d
D) pairsplit-R
2. A customer is implementing a disaster recovery site point-in-time copy cascaded off of Hitachi Universal Replicator (HUR).
What do you recommend to the customer?
A) There are no recommendations on point-in-time parity group locations.
B) The point-in-time copy volumes should be in the same Hitachi Dynamic Provisioning Pool as the HUR target volumes.
C) The point-in-time copy volumes should be in a separate Hitachi Dynamic Provisioning Pool.
D) The point-in-time copy volumes should share parity groups with the journal volumes.
3. A customer is conducting a test and has performed a planned failoverto their Hitachi Universal Replicator copies at the secondary site. They have confirmed their recovery capabilities and they are ready to return operations to the production site.
Which fallback procedure applies?
A) A full initial copy will be required from the recovery storage back to the primary storage.
B) Copy pace should be reduced until the resync copy is complete.
C) Replication pairs must be suspended to allow changed tracks to be managed using the bitmap.
D) Replication direction can be reversed without need for a full initial copy.
4. A customer has two VSP arrays and they want to replicate between the arrays. They have a 24-hour RPO and they have limited bandwidth between sites.
What is the correct solution for this requirement?
A) TrueCopy
B) TrueCopy cascaded off of ShadowImage
C) Hitachi Universal Replicator
D) TrueCopy Extended Distance
5. How do you separate TrueCopy and Hitachi Universal Replicator traffic running between two VSPs?
A) Configure a separate CLPR for each topology
B) Assign separate MPBs.
C) Use separate HORCM instances.
D) Specify path groups.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: C | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: D |



