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Hitachi HH0-300 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Disaster Recovery Solutions | - DR planning and strategies
|
| Replication Design and Implementation | - Architecture planning
|
| Hitachi Storage Replication Fundamentals | - Replication concepts and architectures
|
| Operations and Management | - Monitoring and maintenance
|
Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:
Question 1
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. insufficient workload from the hosts to saturate the link
C. unequal latency between the two replication WAN links
D. unequal size between the P-Vol and S-Vol HDP pools
Question 2
A customer is replicating between two HUS 150 arrays. The customer has a requirement for zero data loss and they plan to cascade a ShadowImagepair from the replicated volume.
Which replication technology is appropriate?
A. Hitachi Universal Replicator
B. TrueCopy Extended Distance
C. TrueCopy
D. Hitachi Dynamic Replicator
Question 3
A customer implements TrueCopy replication for an active OLTP database and users begin to complain about database response time. The customer is running Fiber Channel over DWDM and the peak write workload only consumes half of the available bandwidth on the link.
Which factor affects the database response time?
A. Insufficient MCU cache has activated inflow control.
B. The distance between the sites is too great for Fiber Channel to maintain session
C. The distance between the sites introduces too much latency.
D. Cache configurations of the RCU and MCU do not match.
Question 4
A customer is using a multi-target Three Data Center Delta Resync configuration with A as the primary copy, B as a TrueCopy copy, and C as a Hitachi Universal Replicator copy. The customer performs a planned outage at the primary facility, fails over, and begins running production from the synchronous copy (B).
What happens when the customer is ready to resume replication?
A. Copies A and C require a full initial copy.
B. Only the Hitachi Universal Replicator C copy can be resynchronized using an incremental copy.
C. Only the TrueCopy A copy can be resynchronized using an incremental copy.
D. Copies A and C can be resynchronized using an incremental copy.
Question 5
An RPO of six hours has been defined for a site-wide disaster.
Which two actions should be performed to achievethe selected RPO? (Choose two.)
A. Point-in-time copies should be created every six hours at the recovery site.
B. Bandwidth should be sized to a six hour peak rolling average.
C. Point-in-time copies should be created every six hours at the production site.
D. Nightly backup tapes should be taken offsite daily.
Solutions:
| Question 1 Answer: C | Question 2 Answer: C | Question 3 Answer: C | Question 4 Answer: D | Question 5 Answer: A,B |





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