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Hitachi HH0-300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Architecture & Design | 25% | - Network design and bandwidth requirements - Interoperability with VSP and storage platforms - Replication solution sizing and capacity planning - Disaster recovery and high availability planning |
| Topic 2: Replication Concepts & Fundamentals | 20% | - Synchronous vs asynchronous replication - Replication topologies and deployment models - Data protection and business continuity principles - RPO and RTO definitions and requirements |
| Topic 3: Hitachi Replication Technologies | 35% | - Hitachi ShadowImage - Hitachi Universal Replicator (HUR) - Hitachi Global Active Device (GAD) - Hitachi Command Suite management - Hitachi TrueCopy |
| Topic 4: Implementation, Operation & Troubleshooting | 20% | - Failover and failback processes - Monitoring replication status and performance - Common issues and resolution methods - Configuration and setup procedures |
Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
1. A customer is implementing TrueCopy between their primary and secondary data centers. Due to budget constraints the RCU has larger, slower disk drives than the MCU.
What is the risk associated with the design?
A) Host response time may increase
B) Back-end director utilization may increase
C) Journal utilization may increase
D) Primary volumes may suspend
2. A customer has a three data center (3DC) with delta resync configuration running a TrueCopy link and an HUR link.The primary site fails and they want to fail over to the TrueCopy secondary site.
Which two statements are true? (Choose two.)
A) An initial copy of the HUR delta resync must be performed.
B) An initial copy of the HUR delta resync is not required.
C) They must run a horctakeover at the TrueCopy P-Vol site.
D) They must run a horctakeover at the TrueCopy S-Vol site.
3. Which two workload metrics are used to calculate replication bandwidth requirements? (Choose two.)
A) total MB/sec throughput
B) disk latency
C) host response time
D) read/write ratio
4. A customer extends their corporate SAN to a branch office storage array, but they observe that they are not able to fully utilize the bandwidth between their sites.
Which configuration would allow them to accomplish this task?
A) Use an E-Port channel extension to reduce the number of devices in the replication link.
B) Enable compression on the FCIP ports.
C) Configure one zone to contain all of the Initiator and RCU Target ports.
D) Leverage the production SAN to connect the extenders to the storage array.
5. 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-d
C) pairsplit-S
D) pairsplit-R
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B,D | Question # 3 Answer: A,D | Question # 4 Answer: B | Question # 5 Answer: C |





