Hitachi HITACHI DATA SYSTEMS CERTIFIED EXPERT -REPLICATION SOLUTIONS ARCHITECT 認定 HH0-300 試験問題:

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 workload from the hosts to saturate the link
B) unequal latency between the two replication WAN links
C) insufficient bandwidth for the workload being replicated
D) unequal size between the P-Vol and S-Vol HDP pools

2. A customer is planning to replicate 10 TB of data using synchronous replication.
What are two primary considerations? (Choose two.)

A) the available bandwidth
B) the number of host write IOPS per second of the secondary system
C) the distance between data center
D) the number of host channels attached to the secondary system

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

4. A customer notices poor performance with the ShadowImageS-Vols that reside on an externalized HUS 150. They have not noticed any problems with internal ShadowImageS-Vols.
Which system option mode (SOM) and setting should you verify?

A) VerilythatSOM459ison.
B) Verily that SOM 489 is off.
C) Verily that SOM 459 is off.
D) VeritythatSOM489ison.

5. A customer has refused to implement a disaster recovery site point-in-time copy. The customer will be exposed to which two risks? (Choose two.)

A) The disaster recovery tests may not succeed from the single copy of disaster recovery site data
B) A logical disaster or failure may affect the disaster recovery site data.
C) The customer must stop all inter-site replication to perform recovery tests.
D) The replication products do not function without a point-in-time copy to use forjournaling.

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