Hitachi Hitachi Data Systems Certification HH0-300

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Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT Sample Questions:

1. 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 HUR
B) Athree data center multi-target with two HUR legs
C) Athree data center multi-target with a TrueCopy leg and a HUR leg
D) Athree data center cascade using only TrueCopy

2. 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) Cache configurations of the RCU and MCU do not match.
B) The distance between the sites introduces too much latency.
C) Insufficient MCU cache has activated inflow control.
D) The distance between the sites is too great for Fiber Channel to maintain session

3. A customer has chosen TrueCopy for their disaster recovery replication to minimize data loss. The solution must minimize any potential host performance impact.
What are two considerations for this hardware configuration? (Choose two.)

A) Both MCU and RCU should have additional disks added as journal volumes.
B) Production hosts should be removed from the RCU.
C) The RCU should have the same number of replication ports as the MCU.
D) MCU and RCU disk configurations should be identical.

4. A customer plans a 2-day disaster recovery test once a quarter. They use a 4-copy model for replication and have an RPO of 24 hours.
Which statement is true?

A) Testing against the recovery copy will not impact the RPO if they have a disaster during the test.
B) Testing against the disaster recovery site point-in-time copy will not impact the RPO if they have a disaster during the test.
C) Creating an additional point-in-time copy is required for non-disruptive disaster recovery testing.
D) No additional point-in-time copy is required for non-disruptive disaster recovery testing.

5. Your customer has an Oracle database at their primary site. They will be replicating the data to a remote site and they want the remote site to be as current as possible. They do not have unlimited bandwidth and cannot exceed an RPO of one hour.
What is the correct solution for this requirement?

A) ShadowImagecopy at the primary site replicated with HUR once per hour
B) ShadowImagecopy at the primary site replicated with TrueCopy once per hour
C) Hitachi Universal Replicator left in PAIR state with adequate bandwidth to support the RPO
D) TrueCopy scripted to begin a resync and split sequence once per hour

Solutions:

Question # 1 Answer: C

Question # 2 Answer: B

Question # 3 Answer: C,D

Question # 4 Answer: C

Question # 5 Answer: C