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

1. A customer has stated several disaster recovery objectives. The acceptable data loss is 4 hours. They must have their systems operational within 7 hours of a disaster. They must also have three copies of the data at the recovery site.
What is the customer's recovery point objective?

A) 11 hours
B) 7 hours
C) 4 hours
D) 3 hours

2. A customer has chosen a low-cost carrier for their telecommunications link that will be used for replication. The customer expects that infrequent outages may occur. The customer requires a minimum of one consistent copy at the recovery site at all times.
Which two statements describe the customer's requirement for remote point-in-time copies? (Choose two.)

A) Point-in-time copies are required with TrueCopy to ensure data consistency while the pairs resynchronize following the outages.
B) Point-in-time copies are required with Hitachi Universal Replicator to ensure data consistency while the journal drains following the outages.
C) Point-in-time copies are not required with Hitachi Universal Replicator to ensure data consistency while the journal drains following the outages.
D) Point-in-time copies are not required with TrueCopy to ensure data consistency while the pairs resynchronize following the outages.

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

4. A customer is implementing a disaster recovery site point-in-time copy cascaded off of Hitachi Universal Replicator (HUR).
What do you recommend to the customer?

A) The point-in-time copy volumes should share parity groups with the journal volumes.
B) The point-in-time copy volumes should be in a separate Hitachi Dynamic Provisioning Pool.
C) There are no recommendations on point-in-time parity group locations.
D) The point-in-time copy volumes should be in the same Hitachi Dynamic Provisioning Pool as the HUR target volumes.

5. A customer has experienced a disaster and has failed over to their Hitachi Universal Replicator copies at the secondary site. They have acquired new servers and storage for their production facility and they are ready to return operations to the production facility as quickly as possible.
Which two fallback procedures apply? (Choose two.)

A) Replication pairs can be suspended to allow changed tracks to be managed using the bitmap.
B) Initial copy is required from the recovery site back to the production site.
C) Order devices in the HORCM file from the lowest change rate to the highest change rate.
D) Perform the initial copy with the -nocopy option to allow operations to resume immediately.

Solutions: