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Hitachi HH0-300 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Architecture & Design | 25% | - Replication solution sizing and capacity planning - Network design and bandwidth requirements - Disaster recovery and high availability planning - Interoperability with VSP and storage platforms |
| Topic 2: Implementation, Operation & Troubleshooting | 20% | - Failover and failback processes - Common issues and resolution methods - Monitoring replication status and performance - Configuration and setup procedures |
| Topic 3: Replication Concepts & Fundamentals | 20% | - RPO and RTO definitions and requirements - Synchronous vs asynchronous replication - Data protection and business continuity principles - Replication topologies and deployment models |
| Topic 4: Hitachi Replication Technologies | 35% | - Hitachi Universal Replicator (HUR) - Hitachi TrueCopy - Hitachi Global Active Device (GAD) - Hitachi ShadowImage - Hitachi Command Suite management |
Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
You are designing a customer's Hitachi Universal Replicator environment. You are determining journal and data volume layout.
Which HDS guideline should be followed?
- A. The journal and user data cannot be located on separate parity groups.
- B. The journal parity groups should not be shared with user data.
- C. When the customer's write workload is less than 10 percent of the available throughput of journal parity groups, the journal parity groups can be shared with user data.
- D. When the customer's write workload is less than 50 percent of the available throughput of journal parity groups, the journal parity groups can be shared with user data.
Correct Answer: B 🗳️
Which statement accurately describes RTO?
- A. RTO indicates the time required to recover or fail over network operations.
- B. RTO is the amount of data which must be restored to the predetermined RPO after an outage.
- C. RTO is the period of time after an outage in which the systems and data must be restored to the RPO
- D. RTO describes the age of the data you want the ability to restore in the event of a disaster.
Correct Answer: C 🗳️
A customer is using Hitachi Universal Replicator with two Virtual Storage Platform arrays. Journal disk utilization is 10 percent, but both network replication links only show 60
percent link utilization.
What is causing the problem?
- A. insufficient bandwidth for the workload being replicated
- B. unequal size between the P-Vol and S-Vol HDP pools
- C. unequal latency between the two replication WAN links
- D. insufficient workload from the hosts to saturate the link
Correct Answer: C 🗳️
A large bank requires a no data loss copy of data over 250 km away, however they have budget restrictions which prevent them from placing hosts at the in-region intermediate site and therefore will always recover at the out-of-region remote location.
Which solution meets the requirement?
- A. a TrueCopy cascade off of a ShadowImagecopy
- B. a three data center multi-target
- C. a Hitachi Universal Replicator cascade off of a ShadowImagecopy
- D. a three data center cascade solution
Correct Answer: D 🗳️
A customer is running two production sites. They are using DWDM links to connect their sites. The customer wants to extend their SAN between both sites.
What are two benefits of extending their SAN? (Choose two.)
- A. It eliminates the need for FCIP converters.
- B. It simplifies SAN management.
- C. It is a low cost solution.
- D. It offers high bandwidth for a short to medium distance.
Correct Answer: A,D 🗳️
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