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Hitachi HH0-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Storage and Replication Fundamentals | - Core storage architecture concepts - Data replication principles (synchronous and asynchronous) - Business continuity and disaster recovery concepts |
| Topic 2: Hitachi Replication Technologies | - Storage-based replication mechanisms - Hitachi replication portfolio overview - Remote copy and data mobility solutions |
| Topic 3: Implementation and Administration | - Operational procedures and best practices - Monitoring and management of replication processes - Configuration of replication solutions |
| Topic 4: Architecture and Solution Design | - High availability and disaster recovery architectures - Performance and bandwidth considerations - Replication topology design |
| Topic 5: Troubleshooting and Optimization | - Common replication issues and resolution methods - Failover and failback procedures - Performance tuning and optimization strategies |
Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
1. The customer's administrator estimates that the time required to bring up the network is one hour; the time required to bring up recovery hosts will be two hours; and that the time required to failover storage and present to hosts is thirty minutes. The recovery process must be done in sequence. The customer has a Recovery Time Objective (RTO) of three hours.
What is the difference between the RTO and the estimated time to recover?
A) The customer will be over their RTO by thirty minutes.
B) The customer will be over their RTO by one hour.
C) The customer will be under their RTO by one hour.
D) The customer will be under their RTO by thirty minutes.
2. In which situation should Inflow Control be disabled?
A) The customer's top priority is to maintain application response time
B) The customer has limited journal disk space.
C) The customer requires non-replicated transactions to be rejected.
D) The customer's top priority is to maintain continuous replication.
3. You are advising your customer on deploying host-based data collectors According to HDS, what are three recommendations? (Choose three.)
A) Start collectors at different points in time.
B) Collect data during peak workload.
C) Collect data for six weeks.
D) Start all collectors during the same time period.
E) Collect data on non-replicated systems.
4. A customer has a business requirement to have replicated data with zero data loss, and to have data replicated to a facility 3,500 km away.
Which solution meets the requirements?
A) Athree data center cascade using only TrueCopy
B) Athree data center multi-target with a TrueCopy leg and a HUR leg
C) Athree data center multi-target with two HUR legs
D) Athree data center cascade using only HUR
5. A customer is using Hitachi Universal Replicator and wants to reduce resynchronization time.
Which strategy should be recommended to achieve this objective?
A) Increase the priority in Storage Navigator.
B) Order devices in the HORCM file from highest change rate to lowest change rate.
C) Order devices in the HORCM file from lowest change rate to highest change rate.
D) Increase the number of RAID groups used for journals.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: B,C,D | Question # 4 Answer: B | Question # 5 Answer: C |



